Product comparison · 2 internal hard drives

Buffalo 1TB, 3.5", 7200rpm vs Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive

8specifications compared
7differ
1identical
10known for one product only

Key differences

The Buffalo 1TB, 3.5", 7200rpm has 1" more HDD size than the Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive (3.5" vs 2.5"). The Buffalo 1TB, 3.5", 7200rpm has 34.2 mm more width than the Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive (104 mm vs 69.8 mm). The Buffalo 1TB, 3.5", 7200rpm has 69.8 mm more depth than the Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive (170 mm vs 100.2 mm). HDD capacity: 1 TB on the Buffalo 1TB, 3.5", 7200rpm, 320 GB on the Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive. Interface: Serial ATA II on the Buffalo 1TB, 3.5", 7200rpm, Serial ATA on the Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive.

HDD capacity
- 1TB, 3.5", 7200rpm:1 TB
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:320 GB
HDD size
- 1TB, 3.5", 7200rpm:3.5"
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:2.5"
Interface
- 1TB, 3.5", 7200rpm:Serial ATA II
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:Serial ATA
Operating voltage
- 1TB, 3.5", 7200rpm:5 / 12 V
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:5 V
Width
- 1TB, 3.5", 7200rpm:104 mm
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:69.8 mm
Depth
- 1TB, 3.5", 7200rpm:170 mm
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:100.2 mm
Height
- 1TB, 3.5", 7200rpm:30 mm
- ThinkPad 320GB 7200 rpm Serial ATA Hard Drive:9.5 mm

Side by side

Differences highlightedShow differences only

Comparison of 1TB, 3.5", 7200rpm, ThinkPad 320GB 7200 rpm Serial ATA Hard Drive
18 specifications	A Buffalo 1TB, 3.5", 7200rpm View product	B Lenovo ThinkPad 320GB 7200 rpm Serial ATA Hard Drive View product
Features3 differ
HDD capacityDiffers	1 TB	320 GB
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Track to track seek timeKnown for one	Unknown — not stated by the source	10.5 ms
Average latencyKnown for one	Unknown — not stated by the source	4.2 ms
TypeKnown for one	HDD	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Weight & dimensions3 differ
WidthDiffers	104 mm	69.8 mm
DepthDiffers	170 mm	100.2 mm
HeightDiffers	30 mm	9.5 mm
WeightKnown for one	899 g	Unknown — not stated by the source
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	118.4 Mbit/s
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows Vista / XP
InternalKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	CE, CSA, UL, TUV, C-Tick, BSMI

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