AMD Opteron 4226 vs Intel Xeon L5609

Comparative analysis of AMD Opteron 4226 and Intel Xeon L5609 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.

AMD Opteron 4226

Intel Xeon L5609

Differences

Reasons to consider the AMD Opteron 4226

2 more cores, run more applications at once: 6 vs 4
2 more threads: 6 vs 4
Around 67% higher clock speed: 3.1 GHz vs 1.86 GHz
Around 12% higher maximum core temperature: 70.50°C vs 63.1°C
Around 13% more L1 cache; more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 3% better performance in PassMark - CPU mark: 3400 vs 3298

Specifications (specs)
Number of cores	6 vs 4
Number of threads	6 vs 4
Maximum frequency	3.1 GHz vs 1.86 GHz
Maximum core temperature	70.50°C vs 63.1°C
L1 cache	288 KB vs 64 KB (per core)
L2 cache	6 MB vs 256 KB (per core)
Benchmarks
PassMark - CPU mark	3400 vs 3298

Reasons to consider the Intel Xeon L5609

Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
2.4x lower typical power consumption: 40 Watt vs 95 Watt

Specifications (specs)
L3 cache	12288 KB (shared) vs 8 MB
Thermal Design Power (TDP)	40 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1160 vs 1157

Compare benchmarks

CPU 1: AMD Opteron 4226
CPU 2: Intel Xeon L5609

PassMark - Single thread mark

CPU 1

CPU 2

1157

1160

PassMark - CPU mark

CPU 1

CPU 2

3400

3298

Name	AMD Opteron 4226	Intel Xeon L5609
PassMark - Single thread mark	1157	1160
PassMark - CPU mark	3400	3298

Compare specifications (specs)

	AMD Opteron 4226	Intel Xeon L5609
Essentials
Family	AMD Opteron
OPN Tray	OS4226WLU6KGU
Place in performance rating	2029	2040
Series	AMD Opteron 4200 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Architecture codename		Westmere EP
Launch date		March 2010
Processor Number		L5609
Status		Discontinued
Performance
Base frequency	2.7 GHz	1.86 GHz
L1 cache	288 KB	64 KB (per core)
L2 cache	6 MB	256 KB (per core)
L3 cache	8 MB	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.50°C	63.1°C
Maximum frequency	3.1 GHz	1.86 GHz
Number of cores	6	4
Number of threads	6	4
Unlocked
64 bit support
Bus Speed		4.8 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
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		288 GB
Compatibility
Sockets supported	C32	FCLGA1366
Thermal Design Power (TDP)	95 Watt	40 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
Package Size		42.5mm x 45mm
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)