Intel Core 2 Extreme X7800 vs AMD Opteron 846 HE

Comparative analysis of Intel Core 2 Extreme X7800 and AMD Opteron 846 HE processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Core 2 Extreme X7800

AMD Opteron 846 HE

Differences

Reasons to consider the Intel Core 2 Extreme X7800

CPU is newer: launch date 2 year(s) 4 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 30% higher clock speed: 2.6 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 25% lower typical power consumption: 44 Watt vs 55 Watt

Launch date	17 July 2007 vs March 2005
Number of cores	2 vs 1
Maximum frequency	2.6 GHz vs 2 GHz
Manufacturing process technology	65 nm vs 90 nm
L2 cache	4096 KB vs 1024 KB
Thermal Design Power (TDP)	44 Watt vs 55 Watt

Compare benchmarks

CPU 1: Intel Core 2 Extreme X7800
CPU 2: AMD Opteron 846 HE

Name	Intel Core 2 Extreme X7800	AMD Opteron 846 HE
PassMark - Single thread mark	1077
PassMark - CPU mark	1138

Compare specifications (specs)

	Intel Core 2 Extreme X7800	AMD Opteron 846 HE
Essentials
Architecture codename	Merom	Athens
Launch date	17 July 2007	March 2005
Launch price (MSRP)	$851
Place in performance rating	2215	not rated
Processor Number	X7800
Series	Legacy Intel® Core™ Processors
Status	Discontinued
Vertical segment	Mobile	Server
Performance
64 bit support
Base frequency	2.60 GHz
Bus Speed	800 MHz FSB
Die size	143 mm2	193 mm
Front-side bus (FSB)	800 MHz
L1 cache	128 KB	128 KB
L2 cache	4096 KB	1024 KB
Manufacturing process technology	65 nm	90 nm
Maximum core temperature	100°C
Maximum frequency	2.6 GHz	2 GHz
Number of cores	2	1
Number of threads	2
Transistor count	291 million	106 million
VID voltage range	1.100V-1.375V
Compatibility
Low Halogen Options Available
Package Size	35mm x 35mm
Sockets supported	PPGA478	940
Thermal Design Power (TDP)	44 Watt	55 Watt
Max number of CPUs in a configuration		8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)