Product comparison · 2 internal hard drives

Lenovo HARDDISK 80GB TBV THINKPAD vs Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre

10specifications compared
9differ
1identical
10known for one product only

Key differences

The Lenovo HARDDISK 80GB TBV THINKPAD has 40 GB more HDD capacity than the Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre (80 GB vs 40 GB). The Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre has 1" more HDD size than the Lenovo HARDDISK 80GB TBV THINKPAD (3.5" vs 2.5"). The Lenovo HARDDISK 80GB TBV THINKPAD has 1.33 ms more average latency than the Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre (5.5 ms vs 4.17 ms). Interface: EIDE/ATA on the Lenovo HARDDISK 80GB TBV THINKPAD, Serial ATA on the Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre. Operating voltage: 5 V on the Lenovo HARDDISK 80GB TBV THINKPAD, 5 / 12 V on the Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre.

HDD capacity
- HARDDISK 80GB TBV THINKPAD:80 GB
- HD 40GB Serial ATA 7200rpm f ThinkCentre:40 GB
HDD size
- HARDDISK 80GB TBV THINKPAD:2.5"
- HD 40GB Serial ATA 7200rpm f ThinkCentre:3.5"
Interface
- HARDDISK 80GB TBV THINKPAD:EIDE/ATA
- HD 40GB Serial ATA 7200rpm f ThinkCentre:Serial ATA
Average latency
- HARDDISK 80GB TBV THINKPAD:5.5 ms
- HD 40GB Serial ATA 7200rpm f ThinkCentre:4.17 ms
Operating voltage
- HARDDISK 80GB TBV THINKPAD:5 V
- HD 40GB Serial ATA 7200rpm f ThinkCentre:5 / 12 V
Operating temperature (T-T)
- HARDDISK 80GB TBV THINKPAD:5 - 35 °C
- HD 40GB Serial ATA 7200rpm f ThinkCentre:5 - 55 °C
Operating relative humidity (H-H)
- HARDDISK 80GB TBV THINKPAD:5 - 85%
- HD 40GB Serial ATA 7200rpm f ThinkCentre:8 - 90%
Weight
- HARDDISK 80GB TBV THINKPAD:155 g
- HD 40GB Serial ATA 7200rpm f ThinkCentre:640 g

Side by side

Differences highlightedShow differences only

Comparison of HARDDISK 80GB TBV THINKPAD, HD 40GB Serial ATA 7200rpm f ThinkCentre
20 specifications	A Lenovo HARDDISK 80GB TBV THINKPAD View product	B Lenovo HD 40GB Serial ATA 7200rpm f ThinkCentre View product
Features4 differ
HDD capacityDiffers	80 GB	40 GB
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	EIDE/ATA	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Access timeKnown for one	Unknown — not stated by the source	13.17 ms
Average seek timeKnown for one	Unknown — not stated by the source	9 ms
Average latencyDiffers	5.5 ms	4.17 ms
HDD number of headsKnown for one	4	Unknown — not stated by the source
Read seek timeKnown for one	12 ms	Unknown — not stated by the source
Write seek timeKnown for one	14 ms	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 35 °C	5 - 55 °C
Operating relative humidity (H-H)Differs	5 - 85%	8 - 90%
Weight & dimensions1 differ
WeightDiffers	155 g	640 g
Other features1 differ
HDD transfer rateKnown for one	Unknown — not stated by the source	150 Mbit/s
Dimensions (WxDxH)Differs	70 x 100 x 9.5 mm	102 x 147 x 26 mm
Internal	Yes	Yes
Sustained data rateKnown for one	Unknown — not stated by the source	58 MB/s
Compatible operating systemsKnown for one	Microsoft Windows XP / Windows 2000 / Windows 98	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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