Western Digital Black 320 GB vs Western Digital RE4-GP 1.5 TB

A side-by-side spec comparison of the Western Digital Black 320 GB and the Western Digital RE4-GP 1.5 TB. We line up every specification, highlight the winner of each, and tally an overall verdict so you can decide which storage is right for your build.

Side-by-side specification comparison of Western Digital Black 320 GB and Western Digital RE4-GP 1.5 TB.
Specification	Western Digital Black 320 GB $54.00 Winner Buy on Amazon	No image Western Digital RE4-GP 1.5 TB No price data
Type	HDD	HDD
Cache	16	64
Capacity	320 GB	1500 GB
Interface	SATA	SATA
Read Speed	550 MB/s	550 MB/s
Form Factor	2.5"	3.5"
Write Speed	520 MB/s	520 MB/s

Western Digital Black 320 GB

specs won

Western Digital RE4-GP 1.5 TB

spec won

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