Product comparison · 2 internal hard drives

Acer 320GB 7.2k RPM in carrier vs Acer 640GB 7.2k non Hotplug SATA HDD

Key differences

HDD capacity
- 320GB 7.2k RPM in carrier:320 GB
- 640GB 7.2k non Hotplug SATA HDD:640 GB
Interface
- 320GB 7.2k RPM in carrier:Serial ATA II
- 640GB 7.2k non Hotplug SATA HDD:Serial ATA

Differences highlightedShow differences only

Comparison of 320GB 7.2k RPM in carrier, 640GB 7.2k non Hotplug SATA HDD
7 specifications	A Acer 320GB 7.2k RPM in carrier View product	B Acer 640GB 7.2k non Hotplug SATA HDD View product
Features2 differ
HDD capacityDiffers	320 GB	640 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Other featuresidentical
Hot-Plug supportKnown for one	Unknown — not stated by the source	No
Internal	Yes	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.