Product comparison · 2 internal hard drives

HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive vs HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive

14specifications compared
6differ
8identical
2known for one product only

Key differences

The HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive has 4.5 Gbit/s more HDD interface transfer rate than the HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive (6 Gbit/s vs 1.5 Gbit/s). The HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive has 5.8 ms more full stroke seek time than the HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive (22 ms vs 16.2 ms). The HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive has 0.5 ms more track to track seek time than the HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive (1 ms vs 0.5 ms). HDD capacity: 1 TB on the HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive, 750 GB on the HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive. Interface: SAS on the HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive, Serial ATA on the HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive.

HDD capacity
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:1 TB
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:750 GB
Interface
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:SAS
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:Serial ATA
HDD interface transfer rate
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:6 Gbit/s
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:1.5 Gbit/s
Full stroke seek time
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:16.2 ms
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:22 ms
Track to track seek time
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:0.5 ms
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:1 ms
Average seek time
- 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive:8.5 ms
- 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive:11 ms

Side by side

Differences highlightedShow differences only

Comparison of 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive, 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive
16 specifications	A HP 1TB 6G SAS 7.2K rpm LFF (3.5-inch) Dual Port Midline 1yr Warranty Hard Drive View product	B HP 750GB 1.5G SATA 7.2K rpm LFF (3.5-inch) 1yr Warranty Hard Drive View product
Features6 differ
HDD capacityDiffers	1 TB	750 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	SAS	Serial ATA
Type	HDD	HDD
HDD interface transfer rateDiffers	6 Gbit/s	1.5 Gbit/s
Full stroke seek timeDiffers	16.2 ms	22 ms
Track to track seek timeDiffers	0.5 ms	1 ms
Average seek timeDiffers	8.5 ms	11 ms
Bytes per sector	512	512
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensionsidentical
Width	110.7 mm	110.7 mm
Depth	188.7 mm	188.7 mm
Height	26.4 mm	26.4 mm
WeightKnown for one	1.36 kg	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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