AMD Opteron 6234 vs Intel Xeon L5638

Comparative analysis of AMD Opteron 6234 and Intel Xeon L5638 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 6234

Intel Xeon L5638

Differences

Reasons to consider the AMD Opteron 6234

6 more cores, run more applications at once: 12 vs 6
Around 25% higher clock speed: 3 GHz vs 2.40 GHz
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
Around 20% better performance in PassMark - CPU mark: 8644 vs 7217

Specifications (specs)
Number of cores	12 vs 6
Maximum frequency	3 GHz vs 2.40 GHz
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)
Benchmarks
PassMark - CPU mark	8644 vs 7217

Reasons to consider the Intel Xeon L5638

Around 21% higher maximum core temperature: 85°C vs 70.40°C
Around 92% lower typical power consumption: 60 Watt vs 115 Watt
Around 6% better performance in PassMark - Single thread mark: 944 vs 887

Specifications (specs)
Maximum core temperature	85°C vs 70.40°C
Thermal Design Power (TDP)	60 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	944 vs 887

Compare benchmarks

CPU 1: AMD Opteron 6234
CPU 2: Intel Xeon L5638

PassMark - Single thread mark

CPU 1

CPU 2

887

944

PassMark - CPU mark

CPU 1

CPU 2

8644

7217

Name	AMD Opteron 6234	Intel Xeon L5638
PassMark - Single thread mark	887	944
PassMark - CPU mark	8644	7217

Compare specifications (specs)

	AMD Opteron 6234	Intel Xeon L5638
Essentials
Family	AMD Opteron
OPN Tray	OS6234WKTCGGU
Place in performance rating	2152	2148
Series	AMD Opteron 6200 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Architecture codename		Westmere EP
Launch date		March 2010
Launch price (MSRP)		$90
Price now		$69.90
Processor Number		L5638
Status		Launched
Value for money (0-100)		23.41
Performance
Base frequency	2.4 GHz	2.00 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	85°C
Maximum frequency	3 GHz	2.40 GHz
Number of cores	12	6
Number of threads	12	12
Unlocked
64 bit support
Bus Speed		5.86 GT/s QPI
Die size		239 mm
Number of QPI Links		2
Transistor count		1170 million
VID voltage range		1.0 - 1.5V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3
Compatibility
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	115 Watt	60 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
Security & Reliability
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)