Product comparison · 2 internal hard drives

Seagate Desktop SSHD ST1000DX001-25PK internal hard drive vs Seagate Desktop HDD ST320DM000-25PK internal hard drive

Key differences

HDD capacity
- Desktop SSHD ST1000DX001-25PK internal hard drive:1 TB
- Desktop HDD ST320DM000-25PK internal hard drive:320 GB
Type
- Desktop SSHD ST1000DX001-25PK internal hard drive:Hybrid-HDD
- Desktop HDD ST320DM000-25PK internal hard drive:HDD
Storage drive buffer size
- Desktop SSHD ST1000DX001-25PK internal hard drive:64 MB
- Desktop HDD ST320DM000-25PK internal hard drive:16 MB
Read seek time
- Desktop SSHD ST1000DX001-25PK internal hard drive:8.5 ms
- Desktop HDD ST320DM000-25PK internal hard drive:11 ms
Write seek time
- Desktop SSHD ST1000DX001-25PK internal hard drive:8.5 ms
- Desktop HDD ST320DM000-25PK internal hard drive:12 ms
Power consumption (typical)
- Desktop SSHD ST1000DX001-25PK internal hard drive:5.9 W
- Desktop HDD ST320DM000-25PK internal hard drive:6.19 W
Power consumption (idle)
- Desktop SSHD ST1000DX001-25PK internal hard drive:3.36 W
- Desktop HDD ST320DM000-25PK internal hard drive:4.6 W
Height
- Desktop SSHD ST1000DX001-25PK internal hard drive:19.9 mm
- Desktop HDD ST320DM000-25PK internal hard drive:20 mm

Differences highlightedShow differences only

Comparison of ST1000DX001-25PK, ST320DM000-25PK
28 specifications	A Seagate Desktop SSHD ST1000DX001-25PK internal hard drive Model ST1000DX001-25PK View product	B Seagate Desktop HDD ST320DM000-25PK internal hard drive Model ST320DM000-25PK View product
Features5 differ
HDD capacityDiffers	1 TB	320 GB
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
TypeDiffers	Hybrid-HDD	HDD
Storage drive buffer sizeDiffers	64 MB	16 MB
Read seek timeDiffers	8.5 ms	11 ms
Write seek timeDiffers	8.5 ms	12 ms
Hybrid-HDD cache memoryKnown for one	8 GB	Unknown — not stated by the source
Start/stop cyclesKnown for one	300000	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	5.9 W	6.19 W
Power consumption (idle)Differs	3.36 W	4.6 W
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Bundled softwareKnown for one	Unknown — not stated by the source	DiscWizard
Weight & dimensions2 differ
HeightDiffers	19.9 mm	20 mm
WeightDiffers	400 g	415 g

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.