Product comparison · 2 internal hard drives

Lenovo 41N3015 internal hard drive vs Samsung 40GB Serial ATA II HDD, 20-PK

8specifications compared
4differ
4identical
23known for one product only

Key differences

The Lenovo 41N3015 internal hard drive has 210 GB more HDD capacity than the Samsung 40GB Serial ATA II HDD, 20-PK (250 GB vs 40 GB). The Lenovo 41N3015 internal hard drive has 0.1 ms more average seek time than the Samsung 40GB Serial ATA II HDD, 20-PK (9 ms vs 8.9 ms). The Lenovo 41N3015 internal hard drive has 0.03 ms more average latency than the Samsung 40GB Serial ATA II HDD, 20-PK (4.2 ms vs 4.17 ms). Interface: Serial ATA on the Lenovo 41N3015 internal hard drive, Serial ATA II on the Samsung 40GB Serial ATA II HDD, 20-PK.

HDD capacity
- 41N3015 internal hard drive:250 GB
- 40GB Serial ATA II HDD, 20-PK:40 GB
Interface
- 41N3015 internal hard drive:Serial ATA
- 40GB Serial ATA II HDD, 20-PK:Serial ATA II
Average seek time
- 41N3015 internal hard drive:9 ms
- 40GB Serial ATA II HDD, 20-PK:8.9 ms
Average latency
- 41N3015 internal hard drive:4.2 ms
- 40GB Serial ATA II HDD, 20-PK:4.17 ms

Side by side

Differences highlightedShow differences only

Comparison of 41N3015, 40GB Serial ATA II HDD, 20-PK
31 specifications	A Lenovo 41N3015 internal hard drive Model 41N3015 View product	B Samsung 40GB Serial ATA II HDD, 20-PK View product
Features4 differ
HDD capacityDiffers	250 GB	40 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Storage drive buffer size	8 MB	8 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	18 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.8 ms
Average seek timeDiffers	9 ms	8.9 ms
Average latencyDiffers	4.2 ms	4.17 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	500000 h
TypeKnown for one	HDD	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	8 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.7 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.7 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Non-operating altitudeKnown for one	Unknown — not stated by the source	12000
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Other featuresidentical
Special featuresKnown for one	Unknown — not stated by the source	RoHS NoiseGuard SilentSeek
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
InternalKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	UL, CSA, TUV, IEC, C-Tick, CE Mark, BSMI	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	102 mm	Unknown — not stated by the source
DepthKnown for one	26 mm	Unknown — not stated by the source
HeightKnown for one	147 mm	Unknown — not stated by the source
WeightKnown for one	640 g	Unknown — not stated by the source

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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