Intel Xeon X7550 vs AMD Opteron 4226

Comparative analysis of Intel Xeon X7550 and AMD Opteron 4226 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.

Intel Xeon X7550

AMD Opteron 4226

Differences

Reasons to consider the Intel Xeon X7550

2 more cores, run more applications at once: 8 vs 6
10 more threads: 16 vs 6
2.3x better performance in PassMark - CPU mark: 7873 vs 3400

Specifications (specs)
Number of cores	8 vs 6
Number of threads	16 vs 6
Benchmarks
PassMark - CPU mark	7873 vs 3400

Reasons to consider the AMD Opteron 4226

Around 29% higher clock speed: 3.1 GHz vs 2.40 GHz
Around 2% higher maximum core temperature: 70.50°C vs 69°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
466033.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 37% lower typical power consumption: 95 Watt vs 130 Watt
Around 8% better performance in PassMark - Single thread mark: 1157 vs 1067

Specifications (specs)
Maximum frequency	3.1 GHz vs 2.40 GHz
Maximum core temperature	70.50°C vs 69°C
Manufacturing process technology	32 nm vs 45 nm
L3 cache	8 MB vs 18 MB L3 Cache
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1157 vs 1067

Compare benchmarks

CPU 1: Intel Xeon X7550
CPU 2: AMD Opteron 4226

PassMark - Single thread mark

CPU 1

CPU 2

1067

1157

PassMark - CPU mark

CPU 1

CPU 2

7873

3400

Name	Intel Xeon X7550	AMD Opteron 4226
PassMark - Single thread mark	1067	1157
PassMark - CPU mark	7873	3400

Compare specifications (specs)

	Intel Xeon X7550	AMD Opteron 4226
Essentials
Architecture codename	Nehalem EX
Launch date	Q1'10
Place in performance rating	1875	1934
Processor Number	X7550
Series	Legacy Intel Xeon Processors	AMD Opteron 4200 Series Processor
Vertical segment	Server	Server
Family		AMD Opteron
OPN Tray		OS4226WLU6KGU
Performance
Base frequency	2.00 GHz	2.7 GHz
Bus Speed	6.4 GT/s
L3 cache	18 MB L3 Cache	8 MB
Manufacturing process technology	45 nm	32 nm
Maximum core temperature	69°C	70.50°C
Maximum frequency	2.40 GHz	3.1 GHz
Number of cores	8	6
Number of threads	16	6
L1 cache		288 KB
L2 cache		6 MB
Unlocked
Memory
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)	DDR3
Supported memory frequency		2000 MHz
Compatibility
Sockets supported	FCLGA1567	C32
Thermal Design Power (TDP)	130 Watt	95 Watt
Security & Reliability
Execute Disable Bit (EDB)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)