{"id":3982,"date":"2026-03-24T16:23:35","date_gmt":"2026-03-24T08:23:35","guid":{"rendered":"https:\/\/oretonstorage.com\/?p=3982"},"modified":"2026-03-24T16:23:35","modified_gmt":"2026-03-24T08:23:35","slug":"capacidade-de-armazenamento-explicada-porque-a-unidade-mostra-menos","status":"publish","type":"post","link":"https:\/\/oretonstorage.com\/pt\/blog\/capacidade-de-armazenamento-explicada-porque-a-unidade-mostra-menos","title":{"rendered":"Explica\u00e7\u00e3o sobre a capacidade de armazenamento: Por que sua unidade mostra menos do que o esperado"},"content":{"rendered":"<h2 data-section-id=\"2iwhwa\" data-start=\"219\" data-end=\"305\"><span style=\"font-size: 95%\">Dos padr\u00f5es de medi\u00e7\u00e3o \u00e0 sobrecarga do sistema - o que realmente acontece com seu armazenamento<\/span><\/h2>\n<p style=\"font-size: 14.4px\"><img decoding=\"async\" class=\"wp-image-3984 alignright\" src=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-927x1030.png\" alt=\"\" width=\"317\" height=\"352\" srcset=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-927x1030.png 927w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-270x300.png 270w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-768x853.png 768w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-1383x1536.png 1383w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-1843x2048.png 1843w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-11x12.png 11w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647-800x889.png 800w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/2025.11.1-scaled-e1774340357647.png 1920w\" sizes=\"(max-width: 317px) 100vw, 317px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p data-start=\"307\" data-end=\"441\">Ao instalar um novo dispositivo de armazenamento, seja ele um SSD, uma unidade USB, um cart\u00e3o TF ou um disco r\u00edgido externo, muitos usu\u00e1rios percebem o mesmo problema:<\/p>\n<p><span style=\"font-size: 14.4px\">A capacidade dispon\u00edvel \u00e9 sempre <\/span><strong style=\"font-size: 14.4px\" data-start=\"476\" data-end=\"501\">inferior ao anunciado<\/strong><span style=\"font-size: 14.4px\">.<\/span><\/p>\n<p data-start=\"504\" data-end=\"579\">Uma unidade de 1 TB pode mostrar cerca de 931 GB.<br data-start=\"538\" data-end=\"541\" \/>Uma unidade de 512 GB parece mais pr\u00f3xima de 476 GB.<\/p>\n<p data-start=\"581\" data-end=\"656\">Isso geralmente gera preocupa\u00e7\u00f5es:<br data-start=\"608\" data-end=\"611\" \/>O armazenamento est\u00e1 faltando? O dispositivo est\u00e1 com defeito?<\/p>\n<p data-start=\"658\" data-end=\"770\">Na realidade, essa diferen\u00e7a \u00e9 esperada e, para entend\u00ea-la, \u00e9 preciso ir al\u00e9m das explica\u00e7\u00f5es superficiais.<\/p>\n<hr data-start=\"772\" data-end=\"775\" \/>\n<h1 data-section-id=\"oceexc\" data-start=\"777\" data-end=\"832\">1. O motivo principal: Dois sistemas de medi\u00e7\u00e3o diferentes<\/h1>\n<p data-start=\"834\" data-end=\"930\">No centro dessa discrep\u00e2ncia est\u00e1 uma diferen\u00e7a fundamental na forma como a capacidade de armazenamento \u00e9 definida.<\/p>\n<hr data-start=\"932\" data-end=\"935\" \/>\n<h2 data-section-id=\"wr9lgn\" data-start=\"937\" data-end=\"1005\">Decimal (padr\u00e3o do fabricante) vs. Bin\u00e1rio (interpreta\u00e7\u00e3o do sistema)<\/h2>\n<p data-start=\"1007\" data-end=\"1110\">Os fabricantes de armazenamento seguem a <strong data-start=\"1040\" data-end=\"1068\">sistema decimal (base 10)<\/strong>, alinhado com os padr\u00f5es internacionais de SI:<\/p>\n<ul data-start=\"1112\" data-end=\"1206\">\n<li data-section-id=\"18gsj09\" data-start=\"1112\" data-end=\"1134\">1 KB = 1.000 bytes<\/li>\n<li data-section-id=\"1u7f9n1\" data-start=\"1135\" data-end=\"1158\">1 MB = 1.000\u00b2 bytes<\/li>\n<li data-section-id=\"h14efa\" data-start=\"1159\" data-end=\"1182\">1 GB = 1.000\u00b3 bytes<\/li>\n<li data-section-id=\"10oxxua\" data-start=\"1183\" data-end=\"1206\">1 TB = 1.000\u2074 bytes<\/li>\n<\/ul>\n<p data-start=\"1208\" data-end=\"1295\">Os sistemas operacionais, no entanto, s\u00e3o historicamente baseados em <strong data-start=\"1262\" data-end=\"1281\">bin\u00e1rio (base 2)<\/strong> c\u00e1lculos:<\/p>\n<ul data-start=\"1297\" data-end=\"1395\">\n<li data-section-id=\"1kd2cmu\" data-start=\"1297\" data-end=\"1320\">1 KiB = 1.024 bytes<\/li>\n<li data-section-id=\"1do6jm\" data-start=\"1321\" data-end=\"1345\">1 MiB = 1.024\u00b2 bytes<\/li>\n<li data-section-id=\"18z4wh5\" data-start=\"1346\" data-end=\"1370\">1 GiB = 1.024\u00b3 bytes<\/li>\n<li data-section-id=\"1xcr719\" data-start=\"1371\" data-end=\"1395\">1 TiB = 1.024\u2074 bytes<\/li>\n<\/ul>\n<hr data-start=\"1397\" data-end=\"1400\" \/>\n<h2 data-section-id=\"myruw5\" data-start=\"1402\" data-end=\"1427\">Por que isso cria uma lacuna<\/h2>\n<p data-start=\"1429\" data-end=\"1561\">Quando um fabricante rotula uma unidade como <strong data-start=\"1467\" data-end=\"1500\">1TB (1.000.000.000.000 bytes)<\/strong>, o sistema operacional converte esse valor em unidades bin\u00e1rias.<\/p>\n<p data-start=\"1563\" data-end=\"1642\">\ud83d\udc49 Resultado:<br data-start=\"1573\" data-end=\"1576\" \/><strong data-start=\"1576\" data-end=\"1642\">1TB (decimal) \u2248 931GiB (bin\u00e1rio, mostrado como \u201cGB\u201d em muitos sistemas)<\/strong><\/p>\n<p data-start=\"1644\" data-end=\"1706\">Essa diferen\u00e7a se torna mais percept\u00edvel \u00e0 medida que a capacidade aumenta.<\/p>\n<hr data-start=\"1708\" data-end=\"1711\" \/>\n<h1 data-section-id=\"mcnxh\" data-start=\"1713\" data-end=\"1760\">2. Capacidade no mundo real: O que voc\u00ea realmente obt\u00e9m<\/h1>\n<p data-start=\"1762\" data-end=\"1802\">Abaixo est\u00e1 uma tabela de refer\u00eancia mais precisa:<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\">\n<table class=\"w-fit min-w-(--thread-content-width)\" style=\"height: 188px\" width=\"691\" data-start=\"1804\" data-end=\"2267\">\n<thead data-start=\"1804\" data-end=\"1871\">\n<tr data-start=\"1804\" data-end=\"1871\">\n<th class=\"\" data-start=\"1804\" data-end=\"1823\" data-col-size=\"sm\">Capacidade rotulada<\/th>\n<th class=\"\" data-start=\"1823\" data-end=\"1857\" data-col-size=\"sm\">Aprox. utiliz\u00e1vel (tela do sistema)<\/th>\n<th class=\"\" data-start=\"1857\" data-end=\"1871\" data-col-size=\"sm\">Diferen\u00e7a<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1938\" data-end=\"2267\">\n<tr data-start=\"1938\" data-end=\"2003\">\n<td data-start=\"1938\" data-end=\"1957\" data-col-size=\"sm\">128 GB<\/td>\n<td data-start=\"1957\" data-end=\"1989\" data-col-size=\"sm\">~119 GB<\/td>\n<td data-start=\"1989\" data-end=\"2003\" data-col-size=\"sm\">~7%<\/td>\n<\/tr>\n<tr data-start=\"2004\" data-end=\"2069\">\n<td data-start=\"2004\" data-end=\"2023\" data-col-size=\"sm\">256 GB<\/td>\n<td data-start=\"2023\" data-end=\"2055\" data-col-size=\"sm\">~238 GB<\/td>\n<td data-start=\"2055\" data-end=\"2069\" data-col-size=\"sm\">~7%<\/td>\n<\/tr>\n<tr data-start=\"2070\" data-end=\"2135\">\n<td data-start=\"2070\" data-end=\"2089\" data-col-size=\"sm\">512 GB<\/td>\n<td data-start=\"2089\" data-end=\"2121\" data-col-size=\"sm\">~476 GB<\/td>\n<td data-start=\"2121\" data-end=\"2135\" data-col-size=\"sm\">~7%<\/td>\n<\/tr>\n<tr data-start=\"2136\" data-end=\"2201\">\n<td data-start=\"2136\" data-end=\"2155\" data-col-size=\"sm\">1TB<\/td>\n<td data-start=\"2155\" data-end=\"2187\" data-col-size=\"sm\">~931GB<\/td>\n<td data-start=\"2187\" data-end=\"2201\" data-col-size=\"sm\">~7%<\/td>\n<\/tr>\n<tr data-start=\"2202\" data-end=\"2267\">\n<td data-start=\"2202\" data-end=\"2221\" data-col-size=\"sm\">2TB<\/td>\n<td data-start=\"2221\" data-end=\"2253\" data-col-size=\"sm\">~1,86TB<\/td>\n<td data-start=\"2253\" data-end=\"2267\" data-col-size=\"sm\">~7%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"2269\" data-end=\"2400\">Principais percep\u00e7\u00f5es:<br data-start=\"2284\" data-end=\"2287\" \/>A perda percentual permanece relativamente consistente (~7%), mas o <strong data-start=\"2352\" data-end=\"2385\">a diferen\u00e7a absoluta aumenta<\/strong> com capacidade.<\/p>\n<hr data-start=\"2402\" data-end=\"2405\" \/>\n<h1 data-section-id=\"173zoia\" data-start=\"2407\" data-end=\"2446\">3. Al\u00e9m da matem\u00e1tica: Custos indiretos em n\u00edvel de sistema<\/h1>\n<p data-start=\"2448\" data-end=\"2518\">A diferen\u00e7a de c\u00e1lculo explica a maior parte da diferen\u00e7a, mas n\u00e3o toda ela.<\/p>\n<p data-start=\"2520\" data-end=\"2591\">No uso no mundo real, fatores adicionais reduzem ainda mais o espa\u00e7o dispon\u00edvel.<\/p>\n<hr data-start=\"2593\" data-end=\"2596\" \/>\n<h2 data-section-id=\"1bd2e73\" data-start=\"2598\" data-end=\"2626\">3.1 Estrutura do sistema de arquivos<\/h2>\n<p data-start=\"2628\" data-end=\"2712\">Quando uma unidade \u00e9 formatada (NTFS, exFAT, etc.), parte de sua capacidade \u00e9 alocada:<\/p>\n<ul data-start=\"2714\" data-end=\"2787\">\n<li data-section-id=\"1wrnotv\" data-start=\"2714\" data-end=\"2740\">tabelas de aloca\u00e7\u00e3o de arquivos<\/li>\n<li data-section-id=\"16etoxn\" data-start=\"2741\" data-end=\"2762\">indexa\u00e7\u00e3o de metadados<\/li>\n<li data-section-id=\"10hyzk7\" data-start=\"2763\" data-end=\"2787\">estruturas de diret\u00f3rio<\/li>\n<\/ul>\n<p data-start=\"2789\" data-end=\"2900\">Essa sobrecarga geralmente \u00e9 pequena (geralmente 1-3%), mas \u00e9 essencial para organizar e acessar os dados com efici\u00eancia.<\/p>\n<hr data-start=\"2902\" data-end=\"2905\" \/>\n<h2 data-section-id=\"z9vldv\" data-start=\"2907\" data-end=\"2945\">3.2 Particionamento e espa\u00e7o reservado<\/h2>\n<p data-start=\"2947\" data-end=\"3017\">Os sistemas operacionais podem criar automaticamente parti\u00e7\u00f5es ocultas, como:<\/p>\n<ul data-start=\"3019\" data-end=\"3092\">\n<li data-section-id=\"1fx77rz\" data-start=\"3019\" data-end=\"3049\">parti\u00e7\u00f5es de recupera\u00e7\u00e3o do sistema<\/li>\n<li data-section-id=\"13rsg70\" data-start=\"3050\" data-end=\"3066\">carregadores de inicializa\u00e7\u00e3o<\/li>\n<li data-section-id=\"lpiubx\" data-start=\"3067\" data-end=\"3092\">\u00e1reas reservadas do sistema<\/li>\n<\/ul>\n<p data-start=\"3094\" data-end=\"3169\">Essas parti\u00e7\u00f5es nem sempre s\u00e3o vis\u00edveis para os usu\u00e1rios, mas consomem espa\u00e7o de armazenamento.<\/p>\n<hr data-start=\"3171\" data-end=\"3174\" \/>\n<h2 data-section-id=\"twh79u\" data-start=\"3176\" data-end=\"3214\">3.3 Espec\u00edfico para SSD: Superprovisionamento<\/h2>\n<p data-start=\"3216\" data-end=\"3302\">Ao contr\u00e1rio dos HDDs, os SSDs reservam internamente uma parte do flash NAND para fins de manuten\u00e7\u00e3o.<\/p>\n<p data-start=\"3304\" data-end=\"3318\">Isso inclui:<\/p>\n<ul data-start=\"3320\" data-end=\"3397\">\n<li data-section-id=\"1qphqf3\" data-start=\"3320\" data-end=\"3337\">nivelamento de desgaste<\/li>\n<li data-section-id=\"6uypyw\" data-start=\"3338\" data-end=\"3363\">substitui\u00e7\u00e3o do bloco ruim<\/li>\n<li data-section-id=\"sbrfss\" data-start=\"3364\" data-end=\"3397\">efici\u00eancia da coleta de lixo<\/li>\n<\/ul>\n<p data-start=\"3399\" data-end=\"3428\">Esse espa\u00e7o reservado ajuda:<\/p>\n<ul data-start=\"3430\" data-end=\"3510\">\n<li data-section-id=\"1q5z7ma\" data-start=\"3430\" data-end=\"3464\">manter o desempenho ao longo do tempo<\/li>\n<li data-section-id=\"bqdcpw\" data-start=\"3465\" data-end=\"3484\">prolongar a vida \u00fatil<\/li>\n<li data-section-id=\"1iyfrxh\" data-start=\"3485\" data-end=\"3510\">garantir a integridade dos dados<\/li>\n<\/ul>\n<p data-start=\"3512\" data-end=\"3680\">Na maioria dos SSDs de consumo, isso \u00e9 <strong data-start=\"3543\" data-end=\"3574\">parcialmente oculto para os usu\u00e1rios<\/strong> e j\u00e1 contabilizados na capacidade anunciada - mas, em alguns casos, ocorre uma aloca\u00e7\u00e3o din\u00e2mica adicional.<\/p>\n<hr data-start=\"3682\" data-end=\"3685\" \/>\n<h1 data-section-id=\"9at8iu\" data-start=\"3687\" data-end=\"3731\">4. Por que isso se aplica a todos os dispositivos de armazenamento<\/h1>\n<p data-start=\"3733\" data-end=\"3760\">Isso n\u00e3o \u00e9 exclusivo das SSDs.<\/p>\n<hr data-start=\"3762\" data-end=\"3765\" \/>\n<h2 data-section-id=\"1egpngk\" data-start=\"3767\" data-end=\"3797\">SSD (unidades de estado s\u00f3lido)<\/h2>\n<ul data-start=\"3799\" data-end=\"3922\">\n<li data-section-id=\"z7ssy2\" data-start=\"3799\" data-end=\"3878\">afetados pelas diferen\u00e7as de c\u00e1lculo e pelos mecanismos de gerenciamento interno<\/li>\n<li data-section-id=\"1x501cd\" data-start=\"3879\" data-end=\"3922\">custos indiretos adicionais relacionados ao desempenho<\/li>\n<\/ul>\n<hr data-start=\"3924\" data-end=\"3927\" \/>\n<h2 data-section-id=\"1xfq4st\" data-start=\"3929\" data-end=\"3953\">Cart\u00f5es TF (MicroSD)<\/h2>\n<ul data-start=\"3955\" data-end=\"4079\">\n<li data-section-id=\"10rbyat\" data-start=\"3955\" data-end=\"3988\">usar a mesma rotulagem decimal<\/li>\n<li data-section-id=\"15kvirb\" data-start=\"3989\" data-end=\"4028\">normalmente formatado com FAT32\/exFAT<\/li>\n<li data-section-id=\"w44rwi\" data-start=\"4029\" data-end=\"4079\">pode ter uma pequena sobrecarga de formata\u00e7\u00e3o adicional<\/li>\n<\/ul>\n<hr data-start=\"4081\" data-end=\"4084\" \/>\n<h2 data-section-id=\"1ihwvnj\" data-start=\"4086\" data-end=\"4108\">Unidades flash USB<\/h2>\n<ul data-start=\"4110\" data-end=\"4193\">\n<li data-section-id=\"p3htpf\" data-start=\"4110\" data-end=\"4146\">diferen\u00e7a de c\u00e1lculo id\u00eantica<\/li>\n<li data-section-id=\"ub4qs3\" data-start=\"4147\" data-end=\"4193\">capacidade ligeiramente reduzida ap\u00f3s a formata\u00e7\u00e3o<\/li>\n<\/ul>\n<hr data-start=\"4195\" data-end=\"4198\" \/>\n<h2 data-section-id=\"jgsw9e\" data-start=\"4200\" data-end=\"4219\">HDDs externos<\/h2>\n<ul data-start=\"4221\" data-end=\"4301\">\n<li data-section-id=\"1q5bm4l\" data-start=\"4221\" data-end=\"4251\">mesma diferen\u00e7a entre decimal e bin\u00e1rio<\/li>\n<li data-section-id=\"1ggf1gb\" data-start=\"4252\" data-end=\"4301\">sobrecarga adicional da tabela de parti\u00e7\u00e3o (MBR\/GPT)<\/li>\n<\/ul>\n<hr data-start=\"4303\" data-end=\"4306\" \/>\n<p data-start=\"4308\" data-end=\"4445\">Principais conclus\u00f5es:<br data-start=\"4324\" data-end=\"4327\" \/><strong data-start=\"4327\" data-end=\"4445\">A \u201cfalta de capacidade\u201d \u00e9 consistente em todos os tipos de armazenamento - n\u00e3o \u00e9 um defeito, mas um comportamento padr\u00e3o do setor.<\/strong><\/p>\n<hr data-start=\"4447\" data-end=\"4450\" \/>\n<h1 data-section-id=\"137gxaa\" data-start=\"4452\" data-end=\"4492\">5. Por que os fabricantes usam unidades decimais<\/h1>\n<p data-start=\"4494\" data-end=\"4576\">Isso geralmente \u00e9 mal interpretado como enganoso, mas segue as conven\u00e7\u00f5es estabelecidas.<\/p>\n<p data-start=\"4578\" data-end=\"4618\">Os fabricantes usam unidades decimais porque:<\/p>\n<ul data-start=\"4620\" data-end=\"4777\">\n<li data-section-id=\"7pflms\" data-start=\"4620\" data-end=\"4684\">eles se alinham com <strong data-start=\"4638\" data-end=\"4682\">padr\u00f5es internacionais de medi\u00e7\u00e3o (SI)<\/strong><\/li>\n<li data-section-id=\"11tdg6u\" data-start=\"4685\" data-end=\"4731\">proporcionam consist\u00eancia entre os setores<\/li>\n<li data-section-id=\"p85u2v\" data-start=\"4732\" data-end=\"4777\">simplificam a representa\u00e7\u00e3o de n\u00fameros grandes<\/li>\n<\/ul>\n<p data-start=\"4779\" data-end=\"4892\">Enquanto isso, os sistemas operacionais mantiveram historicamente a interpreta\u00e7\u00e3o bin\u00e1ria devido ao funcionamento do endere\u00e7amento de mem\u00f3ria.<\/p>\n<hr data-start=\"4894\" data-end=\"4897\" \/>\n<h1 data-section-id=\"d0it48\" data-start=\"4899\" data-end=\"4946\">6. Isso afeta o desempenho ou a usabilidade?<\/h1>\n<p data-start=\"4948\" data-end=\"4954\">\ud83d\udc49 N\u00e3o.<\/p>\n<p data-start=\"4956\" data-end=\"4993\">A diferen\u00e7a na capacidade exibida:<\/p>\n<ul data-start=\"4995\" data-end=\"5149\">\n<li data-section-id=\"1k4qsh1\" data-start=\"4995\" data-end=\"5024\">faz <strong data-start=\"5002\" data-end=\"5022\">n\u00e3o a velocidade de impacto<\/strong><\/li>\n<li data-section-id=\"vjzc33\" data-start=\"5025\" data-end=\"5103\">faz <strong data-start=\"5032\" data-end=\"5101\">n\u00e3o reduzir a usabilidade real dos dados al\u00e9m da diferen\u00e7a calculada<\/strong><\/li>\n<li data-section-id=\"1p6h6xo\" data-start=\"5104\" data-end=\"5149\">faz <strong data-start=\"5111\" data-end=\"5149\">n\u00e3o indica uma qualidade inferior do produto<\/strong><\/li>\n<\/ul>\n<p data-start=\"5151\" data-end=\"5220\">\u00c9 puramente uma quest\u00e3o de <strong data-start=\"5176\" data-end=\"5219\">interpreta\u00e7\u00e3o da unidade e sobrecarga do sistema<\/strong>.<\/p>\n<hr data-start=\"5222\" data-end=\"5225\" \/>\n<h1 data-section-id=\"1or0x41\" data-start=\"5227\" data-end=\"5255\">7. Uma perspectiva pr\u00e1tica<\/h1>\n<p data-start=\"5257\" data-end=\"5349\">Para a maioria dos usu\u00e1rios, a chave n\u00e3o \u00e9 a capacidade nominal, mas a efici\u00eancia com que o armazenamento \u00e9 usado.<\/p>\n<p data-start=\"5351\" data-end=\"5385\">As considera\u00e7\u00f5es do mundo real incluem:<\/p>\n<ul data-start=\"5387\" data-end=\"5561\">\n<li data-section-id=\"etiqdo\" data-start=\"5387\" data-end=\"5457\">manter espa\u00e7o livre suficiente (especialmente para o desempenho do SSD)<\/li>\n<li data-section-id=\"wmvpys\" data-start=\"5458\" data-end=\"5509\">escolha da capacidade adequada com base na carga de trabalho<\/li>\n<li data-section-id=\"1ytvdvu\" data-start=\"5510\" data-end=\"5561\">compreens\u00e3o de como a sobrecarga no n\u00edvel do sistema se comporta<\/li>\n<\/ul>\n<p data-start=\"5563\" data-end=\"5636\">Em muitos casos, <strong data-start=\"5578\" data-end=\"5635\">o planejamento da capacidade \u00e9 mais importante do que a rotulagem da capacidade<\/strong>.<\/p>\n<p style=\"font-size: 14.4px\"><img decoding=\"async\" class=\"wp-image-3985 alignleft\" style=\"font-size: 14.4px;text-align: right\" src=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-1030x1030.png\" alt=\"\" width=\"377\" height=\"377\" srcset=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-1030x1030.png 1030w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-300x300.png 300w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-80x80.png 80w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-768x768.png 768w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-1536x1536.png 1536w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-2048x2048.png 2048w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-12x12.png 12w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-500x500.png 500w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-800x800.png 800w, https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260309175114-100x100.png 100w\" sizes=\"(max-width: 377px) 100vw, 377px\" \/><\/p>\n<hr data-start=\"5638\" data-end=\"5641\" \/>\n<h1 data-section-id=\"1329ug4\" data-start=\"5643\" data-end=\"5659\">Considera\u00e7\u00f5es finais<\/h1>\n<p><span style=\"font-size: 14.4px\">A lacuna entre o armazenamento rotulado e o utiliz\u00e1vel n\u00e3o \u00e9 uma falha - \u00e9 o resultado de:<\/span><\/p>\n<ul data-start=\"5740\" data-end=\"5849\">\n<li data-section-id=\"11dkmoe\" data-start=\"5740\" data-end=\"5773\">sistemas de medi\u00e7\u00e3o diferentes<\/li>\n<li data-section-id=\"1sky3c0\" data-start=\"5774\" data-end=\"5806\">estruturas de dados em n\u00edvel de sistema<\/li>\n<li data-section-id=\"1olz299\" data-start=\"5807\" data-end=\"5849\">mecanismos de gerenciamento de armazenamento interno<\/li>\n<\/ul>\n<p data-start=\"5851\" data-end=\"5983\">A compreens\u00e3o desses fatores ajuda os usu\u00e1rios a tomar decis\u00f5es mais informadas e a evitar equ\u00edvocos comuns ao comparar dispositivos de armazenamento.<\/p>\n<hr data-start=\"5985\" data-end=\"5988\" \/>\n<h1 data-section-id=\"1jeidl2\" data-start=\"5990\" data-end=\"6004\">Sobre Oreton<\/h1>\n<p data-start=\"6006\" data-end=\"6133\">Em <strong data-start=\"6009\" data-end=\"6019\">Oreton<\/strong>, As solu\u00e7\u00f5es de armazenamento s\u00e3o desenvolvidas com foco em <strong data-start=\"6069\" data-end=\"6132\">Usabilidade, estabilidade e desempenho consistente no mundo real<\/strong>.<\/p>\n<p data-start=\"6135\" data-end=\"6324\">Desde a sele\u00e7\u00e3o de componentes at\u00e9 os processos de valida\u00e7\u00e3o antes da remessa, cada produto \u00e9 projetado para ter um desempenho confi\u00e1vel em diferentes cen\u00e1rios, seja para uso di\u00e1rio ou implanta\u00e7\u00e3o em larga escala.<\/p>","protected":false},"excerpt":{"rendered":"<p>From Measurement Standards to System Overhead \u2014 What Really Happens to Your Storage &nbsp; When installing a new storage device\u2014whether it\u2019s an SSD, USB drive, TF card, or external hard drive\u2014many users notice the same issue: The available capacity is always lower than advertised. A 1TB drive may show around 931GB.A 512GB drive appears closer&#8230;<\/p>","protected":false},"author":3,"featured_media":3983,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3982","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Storage Capacity Explained: Why Your Drive Shows Less Than Expected -<\/title>\n<meta name=\"description\" content=\"Why does your 1TB SSD show less storage? Learn the real reasons behind capacity differences across SSDs, USB drives, TF cards, and hard drives.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/oretonstorage.com\/pt\/blog\/capacidade-de-armazenamento-explicada-porque-a-unidade-mostra-menos\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Storage Capacity Explained: Why Your Drive Shows Less Than Expected -\" \/>\n<meta property=\"og:description\" content=\"Why does your 1TB SSD show less storage? Learn the real reasons behind capacity differences across SSDs, USB drives, TF cards, and hard drives.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/oretonstorage.com\/pt\/blog\/capacidade-de-armazenamento-explicada-porque-a-unidade-mostra-menos\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-24T08:23:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/oretonstorage.com\/wp-content\/uploads\/2026\/03\/BCO.86ecacf6-a1a4-4e84-8f41-f52463791a70-1030x687.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1030\" \/>\n\t<meta property=\"og:image:height\" content=\"687\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Echo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Echo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less\"},\"author\":{\"name\":\"Echo\",\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/#\\\/schema\\\/person\\\/691da96ccdd2a899702e96be4c0b892e\"},\"headline\":\"Storage Capacity Explained: Why Your Drive Shows Less Than Expected\",\"datePublished\":\"2026-03-24T08:23:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less\"},\"wordCount\":741,\"image\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/oretonstorage.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/BCO.86ecacf6-a1a4-4e84-8f41-f52463791a70.png\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less\",\"url\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less\",\"name\":\"Storage Capacity Explained: Why Your Drive Shows Less Than Expected -\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/blog\\\/storage-capacity-explained-why-drive-shows-less#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/oretonstorage.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/BCO.86ecacf6-a1a4-4e84-8f41-f52463791a70.png\",\"datePublished\":\"2026-03-24T08:23:35+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/oretonstorage.com\\\/#\\\/schema\\\/person\\\/691da96ccdd2a899702e96be4c0b892e\"},\"description\":\"Why does your 1TB SSD show less storage? 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