AMD Opteron 6348 vs Intel Xeon E5-2637

Comparative analysis of AMD Opteron 6348 and Intel Xeon E5-2637 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Peripherals, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Opteron 6348

Intel Xeon E5-2637

Differences

Reasons to consider the AMD Opteron 6348

CPU is newer: launch date 8 month(s) later
10 more cores, run more applications at once: 12 vs 2
8 more threads: 12 vs 4
Around 1% higher maximum core temperature: 70.40°C vs 70.0°C
4.5x more L1 cache, more data can be stored in the L1 cache for quick access later
24x more L2 cache, more data can be stored in the L2 cache for quick access later
3.2x more L3 cache, more data can be stored in the L3 cache for quick access later
2.3x better performance in PassMark - CPU mark: 13470 vs 5775

Specifications (specs)
Launch date	November 2012 vs March 2012
Number of cores	12 vs 2
Number of threads	12 vs 4
Maximum core temperature	70.40°C vs 70.0°C
L1 cache	576 KB vs 64 KB (per core)
L2 cache	12 MB vs 256 KB (per core)
L3 cache	16 MB vs 5120 KB (shared)
Max number of CPUs in a configuration	4 vs 2
Benchmarks
PassMark - CPU mark	13470 vs 5775

Reasons to consider the Intel Xeon E5-2637

Around 3% higher clock speed: 3.50 GHz vs 3.4 GHz
Around 44% lower typical power consumption: 80 Watt vs 115 Watt
Around 23% better performance in PassMark - Single thread mark: 1654 vs 1344

Specifications (specs)
Maximum frequency	3.50 GHz vs 3.4 GHz
Thermal Design Power (TDP)	80 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	1654 vs 1344

Compare benchmarks

CPU 1: AMD Opteron 6348
CPU 2: Intel Xeon E5-2637

PassMark - Single thread mark

CPU 1

CPU 2

1344

1654

PassMark - CPU mark

CPU 1

CPU 2

13470

5775

Name	AMD Opteron 6348	Intel Xeon E5-2637
PassMark - Single thread mark	1344	1654
PassMark - CPU mark	13470	5775

Compare specifications (specs)

	AMD Opteron 6348	Intel Xeon E5-2637
Essentials
Architecture codename	Abu Dhabi	Sandy Bridge EP
Family	AMD Opteron
Launch date	November 2012	March 2012
OPN Tray	OS6348WKTCGHK
Place in performance rating	1552	1497
Series	AMD Opteron 6300 Series Processor	Intel® Xeon® Processor E5 Family
Vertical segment	Server	Server
Processor Number		E5-2637
Status		Discontinued
Performance
64 bit support
Base frequency	2.8 GHz	3.00 GHz
Die size	315 mm	294 mm
L1 cache	576 KB	64 KB (per core)
L2 cache	12 MB	256 KB (per core)
L3 cache	16 MB	5120 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.40°C	70.0°C
Maximum frequency	3.4 GHz	3.50 GHz
Number of cores	12	2
Number of threads	12	4
Transistor count	2400 million	1270 million
Unlocked
Bus Speed		8 GT/s QPI
Number of QPI Links		2
VID voltage range		0.6V - 1.35V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 800/1066/1333/1600
ECC memory support
Max memory channels		4
Maximum memory bandwidth		51.2 GB/s
Maximum memory size		384 GB
Compatibility
Max number of CPUs in a configuration	4	2
Sockets supported	G34	FCLGA2011
Thermal Design Power (TDP)	115 Watt	80 Watt
Low Halogen Options Available
Package Size		52.5mm x 45.0mm
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX
Intel 64
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Peripherals
Max number of PCIe lanes		40
PCI Express revision		3.0
Scalability		2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)