1.簡單列出一張比對表,讓懶得算、不會算的人,可以直接對照。
2.(公式)實際可用容量 = 硬碟標示容量 x 1000 x 1000 x 1000 / 1024 / 1024 / 1024
3.我只是用 EXCEL 算好再複製貼上,小數點多用了幾位別介意 XD。
4.有錯請指正,我算數不太好。
5.我真的不是黑心硬碟商 0rz 絕對沒有偷大家的容量
6.因為計算法的關係,不論是多大的硬碟,差異比率都會一樣,約為6.86%
硬碟標示 實際可用 差異容量(GB) 差異比率(%)
容量(GB) 容量(GB)
2 1.8626451492309500 0.1373548507690430 6.86774253845215%
4 3.7252902984619100 0.2747097015380860 6.86774253845215%
8 7.4505805969238200 0.5494194030761710 6.86774253845215%
13 12.1071934700012000 0.8928065299987790 6.86774253845215%
16 14.9011611938476000 1.0988388061523400 6.86774253845215%
20 18.6264514923095000 1.3735485076904200 6.86774253845215%
30 27.9396772384643000 2.0603227615356400 6.86774253845215%
40 37.2529029846191000 2.7470970153808500 6.86774253845215%
80 74.5058059692382000 5.4941940307617100 6.86774253845215%
120 111.7587089538570000 8.2412910461425700 6.86774253845215%
160 149.0116119384760000 10.9883880615234000 6.86774253845215%
200 186.2645149230950000 13.7354850769042000 6.86774253845215%
250 232.8306436538690000 17.1693563461303000 6.86774253845215%
300 279.3967723846430000 20.6032276153564000 6.86774253845215%
320 298.0232238769530000 21.9767761230468000 6.86774253845215%
400 372.5290298461910000 27.4709701538085000 6.86774253845215%
500 465.6612873077390000 34.3387126922607000 6.86774253845215%
640 596.0464477539060000 43.9535522460937000 6.86774253845215%
750 698.4919309616080000 51.5080690383911000 6.86774253845215%
960 894.0696716308590000 65.9303283691406000 6.86774253845215%
1000 931.3225746154780000 68.6774253845214000 6.86774253845215%
1280 1192.092895507810000 87.9071044921875000 6.86774253845215%
1500 1396.983861923210000 103.016138076782000 6.86774253845215%
感謝ptt-asklove