Product comparison · 2 internal hard drives

Lenovo 500GB 3.5" SATA II vs Seagate Barracuda ES.2 SATA 500GB

10specifications compared
7differ
3identical
8known for one product only

Key differences

The Seagate Barracuda ES.2 SATA 500GB has 24 MB more storage drive buffer size than the Lenovo 500GB 3.5" SATA II (32 MB vs 8 MB). The Lenovo 500GB 3.5" SATA II has 0.04 ms more average latency than the Seagate Barracuda ES.2 SATA 500GB (4.2 ms vs 4.16 ms). The Lenovo 500GB 3.5" SATA II has 0.4 mm more width than the Seagate Barracuda ES.2 SATA 500GB (102 mm vs 101.6 mm). Interface: Serial ATA II on the Lenovo 500GB 3.5" SATA II, Serial ATA on the Seagate Barracuda ES.2 SATA 500GB.

Interface
- 500GB 3.5" SATA II:Serial ATA II
- Barracuda ES.2 SATA 500GB:Serial ATA
Storage drive buffer size
- 500GB 3.5" SATA II:8 MB
- Barracuda ES.2 SATA 500GB:32 MB
Average latency
- 500GB 3.5" SATA II:4.2 ms
- Barracuda ES.2 SATA 500GB:4.16 ms
Width
- 500GB 3.5" SATA II:102 mm
- Barracuda ES.2 SATA 500GB:101.6 mm
Depth
- 500GB 3.5" SATA II:26 mm
- Barracuda ES.2 SATA 500GB:147 mm
Height
- 500GB 3.5" SATA II:147 mm
- Barracuda ES.2 SATA 500GB:26.1 mm
Weight
- 500GB 3.5" SATA II:700 g
- Barracuda ES.2 SATA 500GB:543 g

Side by side

Differences highlightedShow differences only

Comparison of 500GB 3.5" SATA II, Barracuda ES.2 SATA 500GB
18 specifications	A Lenovo 500GB 3.5" SATA II View product	B Seagate Barracuda ES.2 SATA 500GB View product
Features3 differ
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA II	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	8 MB	32 MB
Average latencyDiffers	4.2 ms	4.16 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	102 mm	101.6 mm
DepthDiffers	26 mm	147 mm
HeightDiffers	147 mm	26.1 mm
WeightDiffers	700 g	543 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	Unknown — not stated by the source
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	BSMI, C-Tick, CE MARK, CSA, IEC, TUV, UL	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	Yes

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.

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