HP QUICKSPECS DC7900 Quickspecs page 35

QuickSpecs
Technical Specifications - Hard Drives
ATA Hard Drives
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
Seek Time (typical
reads, includes controller
overhead, including
settling)
Rotational Speed
Logical Blocks
Operating Temperature 41° to 131° F (5° to 55° C)
250 GB Capacity
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
Seek Time (typical
reads, includes controller
overhead, including
settling)
Rotational Speed
Logical Blocks
Operating Temperature 41° to 131° F (5° to 55° C)
160 GB Capacity
Height
Width
Interface
Synchronous Transfer
Rate (Maximum)
Buffer
Seek Time (typical
reads, includes controller
overhead, including
settling)
Rotational Speed
Logical Blocks
Operating Temperature 41° to 131° F (5° to 55° C)
80 GB Capacity
Height
Width
DA - 13029 Worldwide QuickSpecs — Version 24 — 10/30/2009
HP Compaq dc7900 Business PC
1 in (2.54 cm)
Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
Serial ATA (3.0 Gb/s)
Up to 3 Gb/s
16 MB
Single Track
Average
Full-Stroke
7,200 RPM
976,773,168
250,059,350,016 bytes
1 in (2.54 cm)
Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
Serial ATA (3.0 Gb/s)
Up to 3 Gb/s
8 MB
Single Track
Average
Full-Stroke
7,200 RPM
488,397,168
160,041,885,696 bytes
1 in (2.54 cm)
Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
Serial ATA (3.0 Gb/s)
Up to 3 Gb/s
8 MB
Single Track
Average
Full-Stroke
7,200 RPM
312,581,808
80,026,361,856 bytes
1 in (2.54 cm)
Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
2.0 ms
11 ms
21 ms
1.0 ms
8.5 ms
18 ms
0.9 ms
9.3 ms
18 ms
Page 35