Processor
Processor manufacturer	Intel
Processor family	Intel® Pentium® 4
Processor model	640
Processor cores	1
Processor threads	2
Processor frequency	3.2 GHz
Processor socket	LGA 775 (Socket T)
Processor cache	2 MB
Processor cache type	L2
Processor front side bus	800 MHz
Bus type	FSB
FSB Parity
Processor lithography	90 nm
Processor operating modes	64-bit
Processor codename	Prescott
Thermal Design Power (TDP)	84 W
Tcase	66.6 °C
PCI Express slots version	2.0
Number of Processing Die Transistors	169 M
Processing Die size	135 mm²
CPU multiplier (bus/core ratio)	16
Processor core voltage (AC)	1.25 - 1.388 V
Maximum internal memory supported by processor	32 GB
Memory types supported by processor	DDR3-SDRAM
Memory clock speeds supported by processor	1066 MHz
Memory bandwidth supported by processor (max)	17 GB/s
ECC supported by processor

Memory
Internal memory	0.5 GB
Maximum internal memory	4 GB
Internal memory type	DDR2-SDRAM
Memory channels	Dual-channel

Storage
Total storage capacity	160 GB
Optical drive type	DVD-RW

Graphics
On-board graphics card
Discrete graphics card model	Intel® GMA 950
On-board graphics card family	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics
On-board graphics card base frequency	850 MHz
On-board graphics card dynamic frequency (max)	1100 MHz
Number of displays supported (on-board graphics)	2

Ports & interfaces
USB 2.0 ports quantity	8
VGA (D-Sub) ports quantity	1
PS/2 ports quantity	2
Ethernet LAN (RJ-45) ports	1
Microphone in
Headphone outputs	1
Serial ports quantity	1
Parallel ports quantity	1

Design
Chassis type	Tower

Performance
Audio system	ADI 1891 HD
Product type	PC

Software
Operating system installed	Windows XP Professional
Bundled software	Access Program, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades; PC Doctor diagnostics

Processor special features
Intel® Wireless Display (Intel® WiDi)
Intel 64
Enhanced Intel SpeedStep Technology
Embedded options available
Intel® InTru™ 3D Technology
Intel® Insider™
Intel® Clear Video HD Technology (Intel® CVT HD)
Intel Clear Video Technology
Idle States
Thermal Monitoring Technologies
Intel® AES New Instructions (Intel® AES-NI)
Intel Trusted Execution Technology
Execute Disable Bit
Intel Enhanced Halt State
Intel Demand Based Switching
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)
Processor package size	37.5 x 37.5 mm
Supported instruction sets	SSE4.1/4.2
CPU configuration (max)	1
Intel Virtualization Technology for Directed I/O (VT-d)
Intel Virtualization Technology (VT-x)
Intel Rapid Storage Technology
Processor ARK ID	27480
Intel® Turbo Boost Technology
Intel® Hyper Threading Technology (Intel® HT Technology)
Intel® Quick Sync Video Technology
Intel® My WiFi Technology (Intel® MWT)
Intel® Anti-Theft Technology (Intel® AT)
Conflict-Free processor

Power
Power supply	310 W

Weight & dimensions
Width	178 mm
Depth	450 mm
Height	430 mm
Weight	12.5 kg

Packaging content
Display included

Other features
Video adapter, bus	PCI Express
Storage drive type	SATA
Security features	-Serial port I/O control -U-Bolt anchoring feature -Hardfile I/O control -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Diskette I/O control -Diskette boot inhibit -Boot sequence control -Boot without keyboard or mouse -Configuration password
Diskette drive memory	1.44 MB
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet
Intel segment tagging	Enterprise, Professional