HP ProBook 645 G1 Overview page 24

QuickSpecs
Technical Specifications
500 GB* 5400 rpm SATA
FIPS** Hard Drive
* FIPS-certified, hardware-based AES-256 encryption image
SATA 6 Gb/s 128 GB*, 2.5-
inch Solid State Drive
SATA 6 Gb/s 180 GB*, 2.5-
inch SATA Solid State
Drive
Drive Weight
Capacity
Height
Width
Interface
Transfer Rate
Seek Time
(typical reads, including
settling)
Cache
Rotational Speed
Logical Blocks
Operating Temperature
Features
Drive Weight
Capacity
Height
Width
Interface
Performance
Logical Blocks
Operating Temperature
Features
Drive Weight
Capacity
Height
Width
Interface
Performance
Logical Blocks
Operating Temperature
Features
DA - 14689 North America — Version 8 — February 21, 2014
0.25 lbs (95g)
500 GB
0.28 in (7 mm)
2.75 in (70 mm)
ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Synchronous (maximum) 300 MB/s (Drive Capability)
Single Track
Average
Maximum
16 MB
5400 rpm
976,773,168
32° to 140° F (0° to 60° C) [case temp]
ATA Security
73 Grams
128 GB
0.276 in (7 mm)
2.76 in (70 mm)
SATA 3 (6 Gb/s)
Maximum Sequential Read
415 MB/s
250,069,680
32° to 158°F (0° to 70°C) [case temp]
ATA Security; ATA-8; SATA 3.0; DIPM; TRIM
78 Grams
180 GB
0.276 in (7 mm)
2.76 in (70 mm)
SATA Gen 3 (6 Gb/s)
Maximum Sequential Read
Up to 550 MB/s
351,651,888
32° to 158°F (0° to 70°C) [case temp]
ATA Security; ATA-8, SATA 3.0; DIPM; TRIM
HP ProBook 645 G1 Notebook PC
HP ProBook 655 G1 Notebook PC
1.5 ms
11 ms
22 ms
Maximum Sequential Write
175 MB/s
Maximum Sequential Write
Up to 520 MB/s
Page 24