Intel Xeon E7-8837 vs AMD Opteron 4238

Comparative analysis of Intel Xeon E7-8837 and AMD Opteron 4238 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon E7-8837

AMD Opteron 4238

Differences

Reasons to consider the Intel Xeon E7-8837

2 more cores, run more applications at once: 8 vs 6
2 more threads: 8 vs 6
2.4x better performance in PassMark - CPU mark: 17333 vs 7236

Specifications (specs)
Number of cores	8 vs 6
Number of threads	8 vs 6
Benchmarks
PassMark - CPU mark	17333 vs 7236

Reasons to consider the AMD Opteron 4238

Around 32% higher clock speed: 3.7 GHz vs 2.80 GHz
Around 2% higher maximum core temperature: 70.50°C vs 69°C
Around 37% lower typical power consumption: 95 Watt vs 130 Watt
Around 30% better performance in PassMark - Single thread mark: 1313 vs 1011

Specifications (specs)
Maximum frequency	3.7 GHz vs 2.80 GHz
Maximum core temperature	70.50°C vs 69°C
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1313 vs 1011

Compare benchmarks

CPU 1: Intel Xeon E7-8837
CPU 2: AMD Opteron 4238

PassMark - Single thread mark

CPU 1

CPU 2

1011

1313

PassMark - CPU mark

CPU 1

CPU 2

17333

7236

Name	Intel Xeon E7-8837	AMD Opteron 4238
PassMark - Single thread mark	1011	1313
PassMark - CPU mark	17333	7236

Compare specifications (specs)

	Intel Xeon E7-8837	AMD Opteron 4238
Essentials
Architecture codename	Westmere EX
Launch date	Q2'11
Place in performance rating	1638	1650
Processor Number	E7-8837
Series	Intel® Xeon® Processor E7 Family	AMD Opteron 4200 Series Processor
Status	Discontinued
Vertical segment	Server	Server
Family		AMD Opteron
OPN Tray		OS4238WLU6KGU
Performance
64 bit support
Base frequency	2.66 GHz	3.3 GHz
Bus Speed	6.4 GT/s QPI
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	69°C	70.50°C
Maximum frequency	2.80 GHz	3.7 GHz
Number of cores	8	6
Number of threads	8	6
L1 cache		288 KB
L2 cache		6 MB
L3 cache		8 MB
Unlocked
Memory
Max memory channels	4
Maximum memory size	4 TB
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)	DDR3
Supported memory frequency		2200 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	8
Package Size	49.17mm x 56.47mm
Sockets supported	LGA1567	C32
Thermal Design Power (TDP)	130 Watt	95 Watt
Peripherals
Scalability	S8S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
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)