Questions about WD Digital Purple 3.5 8000 GB Serial

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gheini

3 weeks ago

How large is the cache, which storage technology (SMR or CMR) is used, what kind of filling (air or helium) is used, what is the maximum workload rate per year? what is the maximum internal transfer rate?

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digitec

3 weeks ago

Helpful answer

The cache is 256 MB, the storage technology is CMR (Conventional Magnetic Recording) and the hard drive is filled with air (no helium filling). The maximum workload rate per year is 180 TB, and the maximum internal transfer rate is 6 Gb/s (SATA 6 Gb/s) with a host-to-drive data rate of up to 178 MB/s. The speed is 7200 rpm. The speed is 7200 rpm. These figures correspond to the specifications for the WD82PURZ Surveillance hard drive from Western Digital.

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gheini

3 weeks ago

How large is the cache, which memory technology (SMR or CMR) is used, what is the fill level? what is the maximum workload rate per year?

1 answer

digitec

3 weeks ago

Helpful answer

The cache is 64 MB and the storage technology is CMR (Conventional Magnetic Recording). The hard drive is designed for surveillance applications with a maximum workload rate of 180 TB per year. Information on capacity (number of platters) is not explicitly available. The hard drive runs at 5400 rpm and supports up to 64 HD cameras. These values correspond to the specifications for a 1TB SATA 3.5" surveillance hard drive from Western Digital.

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