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Product comparison · 2 internal hard drives

Seagate Cheetah NS 300GB Fibre Channel 20pk vs Seagate SV35.3 1 TB SATA 3Gb/s 20pk

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  • 12specifications compared
  • 9differ
  • 3identical
  • 7known for one product only

Key differences

The Seagate SV35.3 1 TB SATA 3Gb/s 20pk has 16 MB more storage drive buffer size than the Seagate Cheetah NS 300GB Fibre Channel 20pk (32 MB vs 16 MB). The Seagate SV35.3 1 TB SATA 3Gb/s 20pk has 10.1 ms more read seek time than the Seagate Cheetah NS 300GB Fibre Channel 20pk (14 ms vs 3.9 ms). The Seagate SV35.3 1 TB SATA 3Gb/s 20pk has 10.8 ms more write seek time than the Seagate Cheetah NS 300GB Fibre Channel 20pk (15 ms vs 4.2 ms). HDD capacity: 300 GB on the Seagate Cheetah NS 300GB Fibre Channel 20pk, 1 TB on the Seagate SV35.3 1 TB SATA 3Gb/s 20pk. Interface: Fibre Channel on the Seagate Cheetah NS 300GB Fibre Channel 20pk, Serial ATA on the Seagate SV35.3 1 TB SATA 3Gb/s 20pk.

  • HDD capacity
    • 300 GB
    • 1 TB
  • Interface
    • Fibre Channel
    • Serial ATA
  • Component for
    • Server/workstation
    • Surveillance system
  • Storage drive buffer size
    • 16 MB
    • 32 MB
  • Read seek time
    • 3.9 ms
    • 14 ms
  • Write seek time
    • 4.2 ms
    • 15 ms
  • Width
    • 101.8 mm
    • 101.6 mm
  • Weight
    • 771 g
    • 665 g

Side by side

Differences highlightedShow differences only
19 specifications
A

Seagate

Cheetah NS 300GB Fibre Channel 20pkView product
B

Seagate

SV35.3 1 TB SATA 3Gb/s 20pkView product
Features6 differ
HDD capacityDiffers300 GB1 TB
HDD speedKnown for one7200 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersFibre ChannelSerial ATA
Component forDiffersServer/workstationSurveillance system
Storage drive buffer sizeDiffers16 MB32 MB
Read seek timeDiffers3.9 ms14 ms
Write seek timeDiffers4.2 ms15 ms
Bytes per sectorKnown for one512
Track to track seek timeKnown for one0.35 ms
Average latencyKnown for one2.98 ms
Poweridentical
Operating voltageKnown for one5 / 12 V
Weight & dimensions2 differ
WidthDiffers101.8 mm101.6 mm
Depth147 mm147 mm
Height26.1 mm26.1 mm
WeightDiffers771 g665 g
Other features1 differ
Data transfer rateDiffers4 Gbit/s3 Gbit/s
InternalYesYes
Sustained data rateKnown for one97 MB/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.

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