Toshiba MG03SCA400 4 TB vs Toshiba MK6465GSX 640 GB

A side-by-side spec comparison of the Toshiba MG03SCA400 4 TB and the Toshiba MK6465GSX 640 GB. We line up every specification and score the ones that matter most in this category — weighted, not a raw count of specs won — to reach an overall verdict so you can decide which storage is right for your build.

Side-by-side specification comparison of Toshiba MG03SCA400 4 TB and Toshiba MK6465GSX 640 GB.
Specification	Toshiba MG03SCA400 4 TB $101.64 Winner Buy on Amazon	Toshiba MK6465GSX 640 GB No price data
Type	HDD	HDD
Cache	64	8
Capacity	4000 GB	640 GB
Interface	SAS 6.0 Gb/s	SATA
Read Speed	550 MB/s	550 MB/s
Form Factor	3.5"	2.5"
Write Speed	520 MB/s	520 MB/s

Winner: Toshiba MG03SCA400 4 TB — driven by Capacity (4000 GB)

Toshiba MG03SCA400 4 TB

performance points

Toshiba MK6465GSX 640 GB

performance points

Winner is scored by weighting the specs that matter most in this category (not a raw count of specs won).

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