Product comparison · 2 internal hard drives

Seagate 200GB 3.5" SATA II vs Seagate 36.95GB 3.5" SCSI

20specifications compared
9differ
11identical
11known for one product only

Key differences

The Seagate 200GB 3.5" SATA II has 163.05 GB more HDD capacity than the Seagate 36.95GB 3.5" SCSI (200 GB vs 36.95 GB). The Seagate 200GB 3.5" SATA II has 6 MB more storage drive buffer size than the Seagate 36.95GB 3.5" SCSI (8 MB vs 2 MB). The Seagate 200GB 3.5" SATA II has 7.6 ms more read seek time than the Seagate 36.95GB 3.5" SCSI (8 ms vs 0.4 ms). Interface: Serial ATA II on the Seagate 200GB 3.5" SATA II, SCSI on the Seagate 36.95GB 3.5" SCSI.

HDD capacity
- 200GB 3.5" SATA II:200 GB
- 36.95GB 3.5" SCSI:36.95 GB
Interface
- 200GB 3.5" SATA II:Serial ATA II
- 36.95GB 3.5" SCSI:SCSI
Storage drive buffer size
- 200GB 3.5" SATA II:8 MB
- 36.95GB 3.5" SCSI:2 MB
Read seek time
- 200GB 3.5" SATA II:8 ms
- 36.95GB 3.5" SCSI:0.4 ms
Write seek time
- 200GB 3.5" SATA II:9 ms
- 36.95GB 3.5" SCSI:0.5 ms
Average latency
- 200GB 3.5" SATA II:4.16 ms
- 36.95GB 3.5" SCSI:4.17 ms
Depth
- 200GB 3.5" SATA II:147 mm
- 36.95GB 3.5" SCSI:146 mm
Height
- 200GB 3.5" SATA II:26.1 mm
- 36.95GB 3.5" SCSI:25.4 mm

Side by side

Differences highlightedShow differences only

Comparison of 200GB 3.5" SATA II, 36.95GB 3.5" SCSI
31 specifications	A Seagate 200GB 3.5" SATA II View product	B Seagate 36.95GB 3.5" SCSI View product
Features6 differ
HDD capacityDiffers	200 GB	36.95 GB
InterfaceDiffers	Serial ATA II	SCSI
Storage drive buffer sizeDiffers	8 MB	2 MB
HDD number of cylindersKnown for one	16383	Unknown — not stated by the source
HDD number of headsKnown for one	16	Unknown — not stated by the source
Read seek timeDiffers	8 ms	0.4 ms
Write seek timeDiffers	9 ms	0.5 ms
Average latencyDiffers	4.16 ms	4.17 ms
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Poweridentical
Start-up currentKnown for one	2.6 A	Unknown — not stated by the source
Operational conditionsidentical
Operating shockKnown for one	63 G	Unknown — not stated by the source
Non-operating shockKnown for one	350 G	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	147 mm	146 mm
HeightDiffers	26.1 mm	25.4 mm
WeightDiffers	580 g	544 g
Other featuresidentical
Drive devices burst data transfer rate (DMA)Known for one	2	Unknown — not stated by the source
Drive devices burst data transfer rate (PIO)Known for one	4	Unknown — not stated by the source
Drive devices burst data transfer rate (Ultra DMA)Known for one	5	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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