Product comparison · 2 internal hard drives

Lenovo 73GB 3.5" SAS vs Seagate Cheetah 15K.5 73GB Fibre Channel 20pk

12specifications compared
5differ
7identical
16known for one product only

Key differences

The Seagate Cheetah 15K.5 73GB Fibre Channel 20pk has 0.4 GB more HDD capacity than the Lenovo 73GB 3.5" SAS (73.4 GB vs 73 GB). The Lenovo 73GB 3.5" SAS has 0.4 mm more width than the Seagate Cheetah 15K.5 73GB Fibre Channel 20pk (102 mm vs 101.6 mm). The Seagate Cheetah 15K.5 73GB Fibre Channel 20pk has 20 mm more depth than the Lenovo 73GB 3.5" SAS (46 mm vs 26 mm).

HDD capacity
- 73GB 3.5" SAS:73 GB
- Cheetah 15K.5 73GB Fibre Channel 20pk:73.4 GB
Width
- 73GB 3.5" SAS:102 mm
- Cheetah 15K.5 73GB Fibre Channel 20pk:101.6 mm
Depth
- 73GB 3.5" SAS:26 mm
- Cheetah 15K.5 73GB Fibre Channel 20pk:46 mm
Height
- 73GB 3.5" SAS:147 mm
- Cheetah 15K.5 73GB Fibre Channel 20pk:25.4 mm
Weight
- 73GB 3.5" SAS:840 g
- Cheetah 15K.5 73GB Fibre Channel 20pk:771 g

Side by side

Differences highlightedShow differences only

Comparison of 73GB 3.5" SAS, Cheetah 15K.5 73GB Fibre Channel 20pk
28 specifications	A Lenovo 73GB 3.5" SAS View product	B Seagate Cheetah 15K.5 73GB Fibre Channel 20pk View product
Features1 differ
HDD capacityDiffers	73 GB	73.4 GB
HDD speed	15000 RPM	15000 RPM
HDD size	3.5"	3.5"
Storage drive buffer size	16 MB	16 MB
HDD number of headsKnown for one	Unknown — not stated by the source	2
Read seek time	3.5 ms	3.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	4 ms
Average latency	2 ms	2 ms
InterfaceKnown for one	SAS	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	14.7 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	60 G
Non-operating shockKnown for one	Unknown — not stated by the source	250 G
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	102 mm	101.6 mm
DepthDiffers	26 mm	46 mm
HeightDiffers	147 mm	25.4 mm
WeightDiffers	840 g	771 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	400 MB/s
InternalKnown for one	Unknown — not stated by the source	Yes
Compatible productsKnown for one	Unknown — not stated by the source	PCs
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	30 dB
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	UL, TUV, IEC, CSA, CE MARK, C-Tick, BSMI	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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