AMD Opteron 6344 vs Intel Xeon X5660

Comparative analysis of AMD Opteron 6344 and Intel Xeon X5660 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Opteron 6344

Intel Xeon X5660

Differences

Reasons to consider the AMD Opteron 6344

6 more cores, run more applications at once: 12 vs 6
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
8x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later

Number of cores	12 vs 6
L1 cache	576 KB vs 64 KB (per core)
L2 cache	12 MB vs 256 KB (per core)
L3 cache	16 MB vs 12288 KB (shared)

Reasons to consider the Intel Xeon X5660

Around 60% higher clock speed: 3.20 GHz vs 2 GHz
Around 15% higher maximum core temperature: 81.3°C vs 70.40°C
Around 21% lower typical power consumption: 95 Watt vs 115 Watt
2x better performance in PassMark - Single thread mark: 1356 vs 672
Around 16% better performance in PassMark - CPU mark: 10465 vs 9023

Specifications (specs)
Maximum frequency	3.20 GHz vs 2 GHz
Maximum core temperature	81.3°C vs 70.40°C
Thermal Design Power (TDP)	95 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	1356 vs 672
PassMark - CPU mark	10465 vs 9023

Compare benchmarks

CPU 1: AMD Opteron 6344
CPU 2: Intel Xeon X5660

PassMark - Single thread mark

CPU 1

CPU 2

672

1356

PassMark - CPU mark

CPU 1

CPU 2

9023

10465

Name	AMD Opteron 6344	Intel Xeon X5660
PassMark - Single thread mark	672	1356
PassMark - CPU mark	9023	10465
Geekbench 4 - Single Core		542
Geekbench 4 - Multi-Core		3231
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.733
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		55.088
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.722
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		12.8

Compare specifications (specs)

	AMD Opteron 6344	Intel Xeon X5660
Essentials
Family	AMD Opteron
OPN Tray	OS6344WKTCGHK
Place in performance rating	2384	2395
Series	AMD Opteron 6300 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Architecture codename		Westmere EP
Launch date		March 2010
Launch price (MSRP)		$33
Price now		$112.91
Processor Number		X5660
Status		Discontinued
Value for money (0-100)		19.89
Performance
Base frequency	2.6 GHz	2.80 GHz
L1 cache	576 KB	64 KB (per core)
L2 cache	12 MB	256 KB (per core)
L3 cache	16 MB	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.40°C	81.3°C
Maximum frequency	2 GHz	3.20 GHz
Number of cores	12	6
Number of threads	12	12
Unlocked
64 bit support
Bus Speed		6.4 GT/s QPI
Die size		239 mm
Number of QPI Links		2
Transistor count		1170 million
VID voltage range		0.750V-1.350V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 800/1066/1333
ECC memory support
Max memory channels		3
Maximum memory bandwidth		32 GB/s
Maximum memory size		288 GB
Compatibility
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	115 Watt	95 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
Package Size		42.5mmX45mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)