Product comparison · 2 internal hard drives

Origin Storage 320GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay vs Origin Storage 500GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay

7specifications compared
3differ
4identical
32known for one product only

Key differences

HDD capacity
- 320GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay:320 GB
- 500GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay:500 GB
Interface
- 320GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay:Serial ATA
- 500GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay:Serial ATA III

Side by side

Differences highlightedShow differences only

Comparison of UNI-320S/5-NB1, UNI-500S/5-NB1
39 specifications	A Origin Storage 320GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay Model UNI-320S/5-NB1 View product	B Origin Storage 500GB Uni N/B Hard Drive Kit 5400RPM/ SATA/ Optical (2nd) Bay Model UNI-500S/5-NB1 View product
Features2 differ
HDD capacityDiffers	320 GB	500 GB
InterfaceDiffers	Serial ATA	Serial ATA III
TypeKnown for one	Unknown — not stated by the source	HDD
Hot-swapKnown for one	Unknown — not stated by the source	No
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	6 Gbit/s
HDD number of cylindersKnown for one	Unknown — not stated by the source	23
HDD number of headsKnown for one	Unknown — not stated by the source	2
Access timeKnown for one	Unknown — not stated by the source	5.56 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
Average latencyKnown for one	Unknown — not stated by the source	5.56 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
RefurbishedKnown for one	Unknown — not stated by the source	No
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.18 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.55 W
Power consumption (read)Known for one	Unknown — not stated by the source	1.5 W
Power consumption (write)Known for one	Unknown — not stated by the source	1.5 W
Start-up currentKnown for one	Unknown — not stated by the source	4.5 A
Operational conditionsidentical
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 relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	1 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	5 G
Operating shockKnown for one	Unknown — not stated by the source	225 G
Non-operating shockKnown for one	Unknown — not stated by the source	900 G
Packaging contentidentical
Storage drive adapter includedKnown for one	Unknown — not stated by the source	No
Storage drive caddy includedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightKnown for one	Unknown — not stated by the source	180 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84717050
Other features1 differ
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Compatible productsDiffers	Acer Aspire 5738Z (DDR3) AS5738Z-xxx, Acer Aspire 5738Z/ZG Series (DDR3), Acer Aspire 5742/G/Z Series AS5742/G/Z-xxx, Acer Aspire 6930, 6930G Series AS6930G-xxx, Acer Aspire 7745/G Series (w/2 SODIMM), Acer Aspire 7745G Series (w/4 SODIMM), ASUS/ASmobile F8 Series F8Va Notebook, ASUS/ASmobile G51 Se	Acer Aspire 5738Z (DDR3) AS5738Z-xxx, Acer Aspire 5738Z/ZG Series (DDR3), Acer Aspire 5742/G/Z Series AS5742/G/Z-xxx, Acer Aspire 6930, 6930G Series AS6930G-xxx, Acer Aspire 7745/G Series (w/2 SODIMM), Acer Aspire 7745G Series (w/4 SODIMM) ASUS/ASmobile F8 Series F8Va Notebook, ASUS/ASmobile G51 Ser

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