Product comparison · 2 internal hard drives

Lenovo HARDDISK 80GB TBV THINKPAD vs Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC

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

Key differences

The Lenovo HARDDISK 80GB TBV THINKPAD has 40 GB more HDD capacity than the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC (80 GB vs 40 GB). The Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC has 1" more HDD size than the Lenovo HARDDISK 80GB TBV THINKPAD (3.5" vs 2.5"). The Lenovo HARDDISK 80GB TBV THINKPAD has 1.3 ms more average latency than the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC (5.5 ms vs 4.2 ms). Interface: EIDE/ATA on the Lenovo HARDDISK 80GB TBV THINKPAD, Ultra-ATA/100 on the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC. Operating voltage: 5 V on the Lenovo HARDDISK 80GB TBV THINKPAD, 5 / 12 V on the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC.

HDD capacity
- HARDDISK 80GB TBV THINKPAD:80 GB
- HD 40GB ATA100 EIDE SL 7200rpm f TC:40 GB
HDD size
- HARDDISK 80GB TBV THINKPAD:2.5"
- HD 40GB ATA100 EIDE SL 7200rpm f TC:3.5"
Interface
- HARDDISK 80GB TBV THINKPAD:EIDE/ATA
- HD 40GB ATA100 EIDE SL 7200rpm f TC:Ultra-ATA/100
Average latency
- HARDDISK 80GB TBV THINKPAD:5.5 ms
- HD 40GB ATA100 EIDE SL 7200rpm f TC:4.2 ms
Operating voltage
- HARDDISK 80GB TBV THINKPAD:5 V
- HD 40GB ATA100 EIDE SL 7200rpm f TC:5 / 12 V
Operating temperature (T-T)
- HARDDISK 80GB TBV THINKPAD:5 - 35 °C
- HD 40GB ATA100 EIDE SL 7200rpm f TC:5 - 85 °C
Weight
- HARDDISK 80GB TBV THINKPAD:155 g
- HD 40GB ATA100 EIDE SL 7200rpm f TC:590 g
Dimensions (WxDxH)
- HARDDISK 80GB TBV THINKPAD:70 x 100 x 9.5 mm
- HD 40GB ATA100 EIDE SL 7200rpm f TC:102 x 147 x 26 mm

Side by side

Differences highlightedShow differences only

Comparison of HARDDISK 80GB TBV THINKPAD, HD 40GB ATA100 EIDE SL 7200rpm f TC
19 specifications	A Lenovo HARDDISK 80GB TBV THINKPAD View product	B Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC 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	Ultra-ATA/100
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Average seek timeKnown for one	Unknown — not stated by the source	8.7 ms
Average latencyDiffers	5.5 ms	4.2 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 conditions1 differ
Operating temperature (T-T)Differs	5 - 35 °C	5 - 85 °C
Operating relative humidity (H-H)Known for one	5 - 85%	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	155 g	590 g
Other features2 differ
Dimensions (WxDxH)Differs	70 x 100 x 9.5 mm	102 x 147 x 26 mm
Compatible operating systemsDiffers	Microsoft Windows XP / Windows 2000 / Windows 98	MS-DOS 6.22 PC DOS 7.0 PC DOS 2000 Microsoft Windows 3.1 Windows 95 A version Windows 95 B version Windows 2000 Windows NT 4.0 Windows 98 Windows Me OS/2 4.0 NetWare 4.x Linux
Sustained data rateKnown for one	Unknown — not stated by the source	20 MB/s
I/O portsKnown for one	Unknown — not stated by the source	40 pin IDC

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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