Intel Core 2 Extreme QX6850 vs Intel Core 2 Extreme QX6700

Comparative analysis of Intel Core 2 Extreme QX6850 and Intel Core 2 Extreme QX6700 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization.

Intel Core 2 Extreme QX6850

Intel Core 2 Extreme QX6700

Compare specifications (specs)

	Intel Core 2 Extreme QX6850	Intel Core 2 Extreme QX6700
Essentials
Architecture codename	Kentsfield	Kentsfield
Launch date	Q3'07	Q4'06
Place in performance rating	not rated	not rated
Processor Number	QX6850	QX6700
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.00 GHz	2.66 GHz
Bus Speed	1333 MHz FSB	1066 MHz FSB
Die size	286 mm2	286 mm2
Manufacturing process technology	65 nm	65 nm
Maximum core temperature	64.5°C	64.5°C
Number of cores	4	4
Transistor count	582 million	582 million
VID voltage range	0.8500V-1.500V	0.8500V-1.500V
Compatibility
Low Halogen Options Available
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	130 Watt	130 Watt
Package Size		37.5mm x 37.5mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)