HP Z420 Specification page 37

QuickSpecs
Technical Specifications - Hard Drives
250GB SATA 7200 rpm
6Gb/s 3.5" HDD
500GB SATA 7200 rpm
6Gb/s 3.5" HDD
1TB SATA 7200 rpm 6Gb/s
3.5" HDD
DA - 14261 North America — Version 33 — December 12, 2013
Capacity
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
Seek Time (typical reads,
includes controller
overhead, including
settling)
Rotational Speed
Logical Blocks
Operating Temperature
Capacity
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
Seek Time (typical reads,
includes controller
overhead, including
settling)
Rotational Speed
Logical Blocks
Operating Temperature
Capacity
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
HP Z420 Workstation
250 GB
1 in; 2.54 cm
Media Diameter 3.5 in; 8.9 cm
Physical Size 4.0 in; 10.17 cm
Serial ATA (6.0Gb/s), NCQ enabled
Up to 600MB/s
8 MB
Single Track 2 ms
Average 11 ms
Full Stroke 21 ms
7,200 rpm
488,397,168
41° to 131° F (5° to 55° C)
500GB
1 in; 2.5 cm
Media Diameter 3.5 in; 8.9 cm
Physical Size 4 in; 10.17 cm
Serial ATA (6.0Gb/s), NCQ enabled
Up to 600MB/s
16 MB
Single Track 2 ms
Average 11 ms
Full Stroke 21 ms
7,200 rpm
976,773,168
41° to 131° F (5° to 55° C)
1 Terabyte (1000 GB)
1 in; 2.54 cm
Media Diameter 3.5 in; 8.9 cm
Physical Size 4.0 in; 10.17 cm
Serial ATA (6.0Gb/s), NCQ enabled
Up to 600 MB/s
32MB
Page 37