Product comparison · 2 internal hard drives

Lenovo 1000GB 3.5" SATA II vs Lenovo 43N3403 internal hard drive

Key differences

HDD capacity
- 1000GB 3.5" SATA II:1 TB
- 43N3403 internal hard drive:320 GB
HDD speed
- 1000GB 3.5" SATA II:7200 RPM
- 43N3403 internal hard drive:5400 RPM
Interface
- 1000GB 3.5" SATA II:Serial ATA II
- 43N3403 internal hard drive:Serial ATA
Track to track seek time
- 1000GB 3.5" SATA II:8.2 ms
- 43N3403 internal hard drive:17.56 ms

Differences highlightedShow differences only

Comparison of 1000GB 3.5" SATA II, 43N3403
16 specifications	A Lenovo 1000GB 3.5" SATA II View product	B Lenovo 43N3403 internal hard drive Model 43N3403 View product
Features4 differ
HDD capacityDiffers	1 TB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
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
Access timeKnown for one	4.17 ms	Unknown — not stated by the source
Track to track seek timeDiffers	8.2 ms	17.56 ms
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	Unknown — not stated by the source
Other featuresidentical
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Internal	Yes	Yes
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	C-Tick, CE, CUL, MIC (Korea), RoHS, TÜV, UL, BSMI
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	100 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.