Product comparison · 2 internal hard drives

Hypertec 300GB Hot-Swap SAS vs Seagate 640GB 2.5" SATA

6specifications compared
5differ
1identical
21known for one product only

Key differences

HDD capacity
- 300GB Hot-Swap SAS:300 GB
- 640GB 2.5" SATA:640 GB
HDD speed
- 300GB Hot-Swap SAS:15000 RPM
- 640GB 2.5" SATA:5400 RPM
HDD size
- 300GB Hot-Swap SAS:3.5"
- 640GB 2.5" SATA:2.5"
Interface
- 300GB Hot-Swap SAS:SAS
- 640GB 2.5" SATA:Serial ATA II
Operating voltage
- 300GB Hot-Swap SAS:5 / 12 V
- 640GB 2.5" SATA:5 V

Side by side

Differences highlightedShow differences only

Comparison of 300GB Hot-Swap SAS, 640GB 2.5" SATA
27 specifications	A Hypertec 300GB Hot-Swap SAS View product	B Seagate 640GB 2.5" SATA View product
Features4 differ
HDD capacityDiffers	300 GB	640 GB
HDD speedDiffers	15000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	SAS	Serial ATA II
TypeKnown for one	Unknown — not stated by the source	HDD
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Average latencyKnown for one	Unknown — not stated by the source	5.5 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (idle)Known for one	Unknown — not stated by the source	0.68 W
Operating voltageDiffers	5 / 12 V	5 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 shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	800 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	100 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84717050
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Internal	Yes	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	26 dB
USB poweredKnown for one	No	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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