Product comparison · 2 internal hard drives

Lenovo 500GB 3.5" SATA II vs Seagate SV35.3 750 GB SATA 3Gb/s 20pk

11specifications compared
8differ
3identical
10known for one product only

Key differences

The Seagate SV35.3 750 GB SATA 3Gb/s 20pk has 250 GB more HDD capacity than the Lenovo 500GB 3.5" SATA II (750 GB vs 500 GB). The Seagate SV35.3 750 GB SATA 3Gb/s 20pk has 24 MB more storage drive buffer size than the Lenovo 500GB 3.5" SATA II (32 MB vs 8 MB). The Seagate SV35.3 750 GB SATA 3Gb/s 20pk has 5.5 ms more read seek time than the Lenovo 500GB 3.5" SATA II (14 ms vs 8.5 ms). Interface: Serial ATA II on the Lenovo 500GB 3.5" SATA II, Serial ATA on the Seagate SV35.3 750 GB SATA 3Gb/s 20pk.

HDD capacity
- 500GB 3.5" SATA II:500 GB
- SV35.3 750 GB SATA 3Gb/s 20pk:750 GB
Interface
- 500GB 3.5" SATA II:Serial ATA II
- SV35.3 750 GB SATA 3Gb/s 20pk:Serial ATA
Storage drive buffer size
- 500GB 3.5" SATA II:8 MB
- SV35.3 750 GB SATA 3Gb/s 20pk:32 MB
Read seek time
- 500GB 3.5" SATA II:8.5 ms
- SV35.3 750 GB SATA 3Gb/s 20pk:14 ms
Width
- 500GB 3.5" SATA II:102 mm
- SV35.3 750 GB SATA 3Gb/s 20pk:101.6 mm
Depth
- 500GB 3.5" SATA II:26 mm
- SV35.3 750 GB SATA 3Gb/s 20pk:147 mm
Height
- 500GB 3.5" SATA II:147 mm
- SV35.3 750 GB SATA 3Gb/s 20pk:26.1 mm
Weight
- 500GB 3.5" SATA II:700 g
- SV35.3 750 GB SATA 3Gb/s 20pk:630 g

Side by side

Differences highlightedShow differences only

Comparison of 500GB 3.5" SATA II, SV35.3 750 GB SATA 3Gb/s 20pk
21 specifications	A Lenovo 500GB 3.5" SATA II View product	B Seagate SV35.3 750 GB SATA 3Gb/s 20pk View product
Features4 differ
HDD capacityDiffers	500 GB	750 GB
InterfaceDiffers	Serial ATA II	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	8 MB	32 MB
Read seek timeDiffers	8.5 ms	14 ms
Average latencyKnown for one	4.2 ms	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Surveillance system
Write seek timeKnown for one	Unknown — not stated by the source	15 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Weight & dimensions4 differ
WidthDiffers	102 mm	101.6 mm
DepthDiffers	26 mm	147 mm
HeightDiffers	147 mm	26.1 mm
WeightDiffers	700 g	630 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
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
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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