Dell OptiPlex 780 User Manual

Dell™ OptiPlex™ 780 Service Manual
Desktop Computer
Working on Your Computer
Removing and Replacing Parts
Specifications
Diagnostics
System Setup
Notes, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not
followed.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
If you purchased a Dell™ n Series computer, any references in this document to Microsoft® Windows® operating systems are
not applicable.
Information in this document is subject to change without notice.
© 2009 Dell Inc. All rights reserved.
Reproduction of this material in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, OptiPlex are trademarks of Dell Inc.; Intel, Core, and Celeron are registered trademarks of Intel
Corporation in the U.S. and other countries; Microsoft, Windows, Windows Server, MS-DOS and Windows Vista are either trademarks or registered
trademarks of Microsoft Corporation in the United States and/or other countries.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products.
Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.
October 2012 Rev. A02

Dell OptiPlex 780 Specifications

General

Tcase	72.4 °C
Bus type	FSB
Stepping	E0
Processor cache	6 MB
Processor cores	2
Processor model	E8400
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo E8000 Series
Processor socket	LGA 775 (Socket T)
Processor codename	Wolfdale
Processing Die size	107 mm²
Processor frequency	3 GHz
Processor cache type	L2
Processor lithography	45 nm
Processor manufacturer	Intel
Processor front side bus	1333 MHz
Processor operating modes	64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	65 W
Number of processors installed	1
CPU multiplier (bus/core ratio)	9
Number of Processing Die Transistors	410 M
Memory slots	4x DIMM
Internal memory	2 GB
Internal memory type	DDR3-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	1 x 2 GB
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD±RW
Total storage capacity	160 GB
Discrete graphics card model	-
On-board graphics card model	Not available
Operating system installed	Windows Vista Business
Microphone in	Yes
HDMI ports quantity	0
USB 2.0 ports quantity	8
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Certification	CECP, TCO 05, WEEE, CES
Power supply	255 W
Chassis type	Desktop
Product color	Black
Weight (imperial)	18.2 lbs
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x
Product type	PC
Motherboard chipset	Intel® Q45
Processor code	SLB9J
Processor ARK ID	33910
Processor package size	37.5 x 37.5 mm
Sustainability certificates	RoHS, EPEAT Gold

Weight and Dimensions

Depth	400 mm
Width	110 mm
Height	350 mm
Weight	8260 g