Product comparison · 2 internal hard drives

HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive vs HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive

15specifications compared
12differ
3identical
1known for one product only

Key differences

The HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive has 2,800 RPM more HDD speed than the HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive (10000 RPM vs 7200 RPM). The HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive has 1" more HDD size than the HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive (3.5" vs 2.5"). The HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive has 3 Gbit/s more HDD interface transfer rate than the HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive (6 Gbit/s vs 3 Gbit/s). HDD capacity: 2 TB on the HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive, 450 GB on the HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive. Operating voltage: 5 / 12 V on the HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive, 5 V on the HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive.

HDD capacity
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:2 TB
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:450 GB
HDD speed
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:7200 RPM
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:10000 RPM
HDD size
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:3.5"
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:2.5"
HDD interface transfer rate
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:3 Gbit/s
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:6 Gbit/s
Full stroke seek time
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:16.9 ms
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:8 ms
Track to track seek time
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:0.5 ms
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:0.4 ms
Average seek time
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:8.5 ms
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:4 ms
Operating voltage
- 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive:5 / 12 V
- 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive, 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive
16 specifications	A HP 2TB 3G SATA 7.2K rpm LFF (3.5-inch) Non-hot Plug Midline 1yr Warranty Hard Drive View product	B HP 450GB 6G SAS 10K rpm SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive View product
Features7 differ
HDD capacityDiffers	2 TB	450 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	Serial ATA	Serial ATA
Type	HDD	HDD
Hot-swapKnown for one	No	Unknown — not stated by the source
HDD interface transfer rateDiffers	3 Gbit/s	6 Gbit/s
Full stroke seek timeDiffers	16.9 ms	8 ms
Track to track seek timeDiffers	0.5 ms	0.4 ms
Average seek timeDiffers	8.5 ms	4 ms
Bytes per sector	512	512
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Weight & dimensions4 differ
WidthDiffers	101.6 mm	78.7 mm
DepthDiffers	146 mm	138.4 mm
HeightDiffers	26.1 mm	16 mm
WeightDiffers	1.36 kg	450 g

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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