Product comparison · 2 internal hard drives

Samsung 640GB HDD vs Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk

14specifications compared
11differ
3identical
19known for one product only

Key differences

The Samsung 640GB HDD has 340 GB more HDD capacity than the Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk (640 GB vs 300 GB). The Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk has 2,800 RPM more HDD speed than the Samsung 640GB HDD (10000 RPM vs 7200 RPM). The Samsung 640GB HDD has 8 MB more storage drive buffer size than the Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk (16 MB vs 8 MB). Operating temperature (T-T): 0 - 60 °C on the Samsung 640GB HDD, 5 - 55 °C on the Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk.

HDD capacity
- 640GB HDD:640 GB
- Cheetah 10K.7 300 GB Fibre Channel 20pk:300 GB
HDD speed
- 640GB HDD:7200 RPM
- Cheetah 10K.7 300 GB Fibre Channel 20pk:10000 RPM
Storage drive buffer size
- 640GB HDD:16 MB
- Cheetah 10K.7 300 GB Fibre Channel 20pk:8 MB
Average latency
- 640GB HDD:4.17 ms
- Cheetah 10K.7 300 GB Fibre Channel 20pk:3 ms
Power consumption (typical)
- 640GB HDD:8.56 W
- Cheetah 10K.7 300 GB Fibre Channel 20pk:18 W
Operating temperature (T-T)
- 640GB HDD:0 - 60 °C
- Cheetah 10K.7 300 GB Fibre Channel 20pk:5 - 55 °C
Non-operating shock
- 640GB HDD:300 G
- Cheetah 10K.7 300 GB Fibre Channel 20pk:225 G
Width
- 640GB HDD:101.5 mm
- Cheetah 10K.7 300 GB Fibre Channel 20pk:101.6 mm

Side by side

Differences highlightedShow differences only

Comparison of 640GB HDD, Cheetah 10K.7 300 GB Fibre Channel 20pk
33 specifications	A Samsung 640GB HDD View product	B Seagate Cheetah 10K.7 300 GB Fibre Channel 20pk View product
Features4 differ
HDD capacityDiffers	640 GB	300 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD size	3.5"	3.5"
InterfaceKnown for one	Serial ATA II	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	16 MB	8 MB
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	3 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
HDD number of headsKnown for one	Unknown — not stated by the source	8
Read seek timeKnown for one	Unknown — not stated by the source	4.7 ms
Write seek timeKnown for one	Unknown — not stated by the source	5.3 ms
Power1 differ
Power consumption (typical)Differs	8.56 W	18 W
Power consumption (standby)Known for one	1.18 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	1.18 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-300 - 12000 m	Unknown — not stated by the source
Operating shockKnown for one	70 G	Unknown — not stated by the source
Non-operating shockDiffers	300 G	225 G
Weight & dimensions4 differ
WidthDiffers	101.5 mm	101.6 mm
DepthDiffers	147 mm	146.1 mm
HeightDiffers	26.1 mm	25.4 mm
WeightDiffers	610 g	726 g
Other featuresidentical
Drive ready timeKnown for one	12 s	Unknown — not stated by the source
Drive device, transfer rateKnown for one	Unknown — not stated by the source	200 MB/s
Fibre ChannelKnown for one	Unknown — not stated by the source	Yes
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.

More internal hard drive comparisons

All internal hard drive comparisons