Product comparison · 2 internal hard drives

HP 20-GB, UATA, 100/7200 vs Seagate Barracuda 7200.11 SATA 320GB

7specifications compared
3differ
4identical
8known for one product only

Key differences

The Seagate Barracuda 7200.11 SATA 320GB has 300 GB more HDD capacity than the HP 20-GB, UATA, 100/7200 (320 GB vs 20 GB). The HP 20-GB, UATA, 100/7200 has 502 g more weight than the Seagate Barracuda 7200.11 SATA 320GB (907 g vs 405 g). Interface: Ultra-ATA/100 on the HP 20-GB, UATA, 100/7200, Serial ATA on the Seagate Barracuda 7200.11 SATA 320GB.

HDD capacity
- 20-GB, UATA, 100/7200:20 GB
- Barracuda 7200.11 SATA 320GB:320 GB
Interface
- 20-GB, UATA, 100/7200:Ultra-ATA/100
- Barracuda 7200.11 SATA 320GB:Serial ATA
Weight
- 20-GB, UATA, 100/7200:907 g
- Barracuda 7200.11 SATA 320GB:405 g

Side by side

Differences highlightedShow differences only

Comparison of 20-GB, UATA, 100/7200, Barracuda 7200.11 SATA 320GB
15 specifications	A HP 20-GB, UATA, 100/7200 View product	B Seagate Barracuda 7200.11 SATA 320GB View product
Features2 differ
HDD capacityDiffers	20 GB	320 GB
InterfaceDiffers	Ultra-ATA/100	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
TypeKnown for one	HDD	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	20.2 mm
WeightDiffers	907 g	405 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.

More internal hard drive comparisons

All internal hard drive comparisons