HP Compaq dc7800 Quickspecs

Seek Time Read (typical)
Track to Track 1 ms
Average 13 ms
Full-Stroke 22 ms
Average latency 4.2 ms
Rotational Speed 7,200 RPM
Buffer (max) 4 sec
Operating Temperature 41° to 131° F (5° to 55° C)
7200 RPM Serial ATA Hard
Drives
500-GB Capacity 500,107,862,016 bytes
Height 1 in (2.54 cm)
Width Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
Interface Serial ATA (3.0 Gb/s)
Synchronous Transfer
Rate (Maximum)
Up to 3 Gb/s
Buffer 16 MB
Seek Time (typical reads,
includes controller
overhead, including
settling)
Single Track 2.0 ms
Average 11 ms
Full-Stroke 21 ms
Rotational Speed 7,200 RPM
Logical Blocks 976,773,168
Operating Temperature 41° to 131° F (5° to 55° C)
250-GB Capacity 250,059,350,016 bytes
Height 1 in (2.54 cm)
Width Media diameter: 3.5 in (8.89 cm)
Physical size: 4 in (10.2 cm)
Interface Serial ATA (3.0 Gb/s)
Synchronous Transfer
Rate (Maximum)
Up to 3 Gb/s
Buffer 8 MB
Seek Time (typical reads,
includes controller
overhead, including
settling)
Single Track 1.0 ms
Average 8.5 ms
Full-Stroke 18 ms
Rotational Speed 7,200 RPM
Logical Blocks 488,397,168
Operating Temperature 41° to 131° F (5° to 55° C)
160-GB Capacity 160,041,885,696 bytes
Height 1 in (2.54 cm)
QuickSpecs
HP Compaq dc7800 Business PC
Technical Specifications - Hard Drives
DA - 12744 North America — Version 33 — October 29, 2008 Page 43

HP Compaq dc7800 Specifications

General

Tcase	73.3 °C
Bus type	FSB
Stepping	M0
Processor cache	2 MB
Processor cores	2
Processor model	E4600
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo E4000 Series
Processor socket	LGA 775 (Socket T)
Processor codename	Conroe
Processing Die size	111 mm²
Processor frequency	2.4 GHz
Processor cache type	L2
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	800 MHz
Processor operating modes	64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	65 W
CPU multiplier (bus/core ratio)	12
Number of Processing Die Transistors	167 M
Internal memory	1 GB
Internal memory type	DDR2-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	2 x 0.5 GB
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	DVD Super Multi
Total storage capacity	160 GB
Audio input	1
LightScribe	Yes
Networking features	Intel 82566DM Gigabit Network Connection
Graphics card RAMDAC	400 MHz
Storage drive controller	SATA 3, 0 Gb/s NCQ SMART VI
Discrete graphics card model	Intel® GMA 3100
Maximum graphics card memory	0.256 GB
Operating system installed	Windows Vista Business
USB 2.0 ports quantity	8
Chassis type	Mini Tower
Country of origin	China
Cable lock slot type	Kensington
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 9144 m
Storage temperature (T-T)	-30 - 60 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Power supply	365 W
Product type	PC
Processor code	SLA94
Processor ARK ID	32242
Processor package size	37.5 x 37.5 mm

Weight and Dimensions

Depth	452 mm
Width	177 mm
Height	447 mm
Weight	11800 g