Product comparison · 2 internal hard drives

Acer U320-300GB 10K RPM 80 PIN vs Seagate Cheetah 15K.3 18GB

4specifications compared
3differ
1identical
15known for one product only

Key differences

The Acer U320-300GB 10K RPM 80 PIN has 282 GB more HDD capacity than the Seagate Cheetah 15K.3 18GB (300 GB vs 18 GB). The Seagate Cheetah 15K.3 18GB has 5,000 RPM more HDD speed than the Acer U320-300GB 10K RPM 80 PIN (15000 RPM vs 10000 RPM). Interface: SCSI on the Acer U320-300GB 10K RPM 80 PIN, Fibre Channel on the Seagate Cheetah 15K.3 18GB.

HDD capacity
- U320-300GB 10K RPM 80 PIN:300 GB
- Cheetah 15K.3 18GB:18 GB
HDD speed
- U320-300GB 10K RPM 80 PIN:10000 RPM
- Cheetah 15K.3 18GB:15000 RPM
Interface
- U320-300GB 10K RPM 80 PIN:SCSI
- Cheetah 15K.3 18GB:Fibre Channel

Side by side

Differences highlightedShow differences only

Comparison of U320-300GB 10K RPM 80 PIN, Cheetah 15K.3 18GB
19 specifications	A Acer U320-300GB 10K RPM 80 PIN View product	B Seagate Cheetah 15K.3 18GB View product
Features3 differ
HDD capacityDiffers	300 GB	18 GB
HDD speedDiffers	10000 RPM	15000 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
InterfaceDiffers	SCSI	Fibre Channel
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Read seek timeKnown for one	Unknown — not stated by the source	3.6 ms
Write seek timeKnown for one	Unknown — not stated by the source	4 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.2 ms
Average latencyKnown for one	Unknown — not stated by the source	2 ms
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	800 g
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	146.6 x 101.6 x 25.4 mm
Internal	Yes	Yes
Number of pinsKnown for one	Unknown — not stated by the source	40
USB poweredKnown for one	Unknown — not stated by the source	No
Compatible productsKnown for one	Altos G520/G710/R510/R710	Unknown — not stated by the source
I/O portsKnown for one	80-pin	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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