QuickSpecs
HP Z640 Workstation
Technical Specifications - Hard Drives
c04400040 — DA – 15080 Worldwide — Version 6 — April 1, 2015
Page 40
HDD
Height
0.275 in; 0.7 cm
Width
Media Diameter
2.5 in; 6.36 cm
Physical Size
2.75 in; 6.99 cm
Interface
Serial ATA (6Gb/s)
Synchronous Transfer Rate
(Maximum) Up to 600MB/s
Buffer
32MB
Seek Time
(typical reads, includes
controller overhead, including settling)
Single Track
1ms
Average
4.2ms
Full Stroke
25ms (typical)
Rotational Speed
7,200 rpm
Operating Temperature
32° to 140° F (0° to 60° C)
SATA SSDs for HP
Workstations
HP 128GB SATA 6Gb/s SSD
Capacity
128GB
Height
0.28 in; 0.7 cm
Width
Physical Size
2.5 in; 6.36 cm
Interface
SATA 6Gb/s
Synchronous Transfer Rate
(Maximum) Up to 500MB/s (Sequential Read)
Operating Temperature
32° to 158° F (0° to 70° C)
HP 256GB SATA 6Gb/s SSD
Capacity
256GB
Height
0.28 in; 0.7 cm
Interface
6Gb/s SATA
Synchronous Transfer Rate
(Maximum) Up to 500MB/s (Sequential Read)
Operating Temperature
32° to 158° F (0° to 70° C)
HP 512GB SATA 6Gb/s SSD
Capacity
512GB
Height
0.28 in; 0.7 cm
Width
Physical Size
2.5 in; 6.36 cm
Interface
SATA 6Gb/s
Synchronous Transfer Rate
(Maximum) Up to 500MB/s (Sequential Read)
Operating Temperature
32° to 158° F (0° to 70° C)
HP 1TB SATA 6Gb/s SSD
Capacity
1TB
Height
0.28 in; 0.7 cm
Width
Physical Size
2.5 in; 6.36 cm
Interface
SATA 6Gb/s
Synchronous Transfer Rate
(Maximum) Up to 550MB/s (Sequential Read)
Operating Temperature
32° to 158° F (0° to 70° C)
Samsung Enterprise 240GB
SATA SSD
Capacity
240GB
Width
Physical Size
2.5 in; 6.36 cm
Interface
SATA 6Gb/s
Synchronous Transfer Rate
(Maximum) 600 Mb/s
Samsung Enterprise 480GB
SATA SSD
Capacity
480GB
Width
Physical Size
2.5 in; 6.36 cm