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Compaq 278647-004 DVD-ROM Drive 16X IDE vs Western Digital 4TB WD Blue PC Internal Hard… — Head-to-Head (2026)

Side-by-side comparison. Specs, prices, user ratings, and our verdict.

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Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX

Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX

$179.99
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Spec-by-spec

SpecCompaq 278647-004 DVD-ROM Drive 16X…Western Digital 4TB WD Blue PC…
BrandCompaqWD
Cache Size2 MB—
Model Number4328470536WD40EZZX-SPCPBB0
Mfr Part Number278647-004WD40EZZX
Hardware PlatformCONSUMER_ELECTRONICSPC
Hardware InterfaceIDE—
Customer Package TypeBox—
Specific Uses For ProductpersonalBusiness, Creator, Personal
Optical Storage Read Speed16x—
Cache Memory Installed Size2 MB4
Color—Blue
Model Name—WD Blue
Form Factor—3.5-inch
Compatibility—PC

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