Product comparison · 2 internal hard drives

Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC vs Lenovo HD 80GB SATA 7200rpm

11specifications compared
5differ
6identical
5known for one product only

Key differences

The Lenovo HD 80GB SATA 7200rpm 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 80GB SATA 7200rpm has 0.3 ms more average seek time than the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC (9 ms vs 8.7 ms). The Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC has 0.03 ms more average latency than the Lenovo HD 80GB SATA 7200rpm (4.2 ms vs 4.17 ms). Interface: Ultra-ATA/100 on the Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC, Serial ATA on the Lenovo HD 80GB SATA 7200rpm.

HDD capacity
- HD 40GB ATA100 EIDE SL 7200rpm f TC:40 GB
- HD 80GB SATA 7200rpm:80 GB
Interface
- HD 40GB ATA100 EIDE SL 7200rpm f TC:Ultra-ATA/100
- HD 80GB SATA 7200rpm:Serial ATA
Average seek time
- HD 40GB ATA100 EIDE SL 7200rpm f TC:8.7 ms
- HD 80GB SATA 7200rpm:9 ms
Average latency
- HD 40GB ATA100 EIDE SL 7200rpm f TC:4.2 ms
- HD 80GB SATA 7200rpm:4.17 ms
Weight
- HD 40GB ATA100 EIDE SL 7200rpm f TC:590 g
- HD 80GB SATA 7200rpm:640 g

Side by side

Differences highlightedShow differences only

Comparison of HD 40GB ATA100 EIDE SL 7200rpm f TC, HD 80GB SATA 7200rpm
16 specifications	A Lenovo HD 40GB ATA100 EIDE SL 7200rpm f TC View product	B Lenovo HD 80GB SATA 7200rpm View product
Features4 differ
HDD capacityDiffers	40 GB	80 GB
InterfaceDiffers	Ultra-ATA/100	Serial ATA
Average seek timeDiffers	8.7 ms	9 ms
Average latencyDiffers	4.2 ms	4.17 ms
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 85 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	590 g	640 g
Other featuresidentical
Compatible operating systemsKnown for one	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	Unknown — not stated by the source
Sustained data rateKnown for one	20 MB/s	Unknown — not stated by the source
I/O portsKnown for one	40 pin IDC	Unknown — not stated by the source
HDD transfer rateKnown for one	Unknown — not stated by the source	150 Mbit/s

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