Product comparison · 2 internal hard drives

Samsung Spinpoint M HD500LI internal hard drive vs Samsung Spinpoint M HM640JI internal hard drive

21specifications compared
6differ
15identical
14known for one product only

Key differences

HDD capacity
- Spinpoint M HD500LI internal hard drive:500 GB
- Spinpoint M HM640JI internal hard drive:640 GB
HDD size
- Spinpoint M HD500LI internal hard drive:3.5"
- Spinpoint M HM640JI internal hard drive:2.5"
Interface
- Spinpoint M HD500LI internal hard drive:Serial ATA II
- Spinpoint M HM640JI internal hard drive:Serial ATA
Operating voltage
- Spinpoint M HD500LI internal hard drive:5 / 12 V
- Spinpoint M HM640JI internal hard drive:5 V
Depth
- Spinpoint M HD500LI internal hard drive:100 mm
- Spinpoint M HM640JI internal hard drive:100.3 mm
Weight
- Spinpoint M HD500LI internal hard drive:115 g
- Spinpoint M HM640JI internal hard drive:119 g

Side by side

Differences highlightedShow differences only

Comparison of HD500LI, HM640JI
35 specifications	A Samsung Spinpoint M HD500LI internal hard drive Model HD500LI View product	B Samsung Spinpoint M HM640JI internal hard drive Model HM640JI View product
Features3 differ
HDD capacityDiffers	500 GB	640 GB
HDD speed	5400 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Storage drive buffer size	8 MB	8 MB
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Bytes per sector	512	512
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Power1 differ
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Power consumption (read)Known for one	2.4 W	Unknown — not stated by the source
Power consumption (write)Known for one	2.4 W	Unknown — not stated by the source
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	1 A	Unknown — not stated by the source
Operational conditionsidentical
Operating shock	325 G	325 G
Non-operating shock	900 G	900 G
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating vibrationKnown for one	Unknown — not stated by the source	1.5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-400 - 15000 m
Weight & dimensions2 differ
Width	69.8 mm	69.8 mm
DepthDiffers	100 mm	100.3 mm
Height	9.5 mm	9.5 mm
WeightDiffers	115 g	119 g
Other featuresidentical
Ethernet LAN	No	No
Drive ready timeKnown for one	5 s	Unknown — not stated by the source
Fibre Channel	No	No
FireWire 400	No	No
FireWire 800	No	No
Internal	Yes	Yes
Maximum data transfer rateKnown for one	3000 Mbit/s	Unknown — not stated by the source
Output voltageKnown for one	5 V	Unknown — not stated by the source
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
USB powered	No	No

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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