AMD Opteron 4284 vs Intel Xeon E5-2620

Comparative analysis of AMD Opteron 4284 and Intel Xeon E5-2620 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Opteron 4284

Intel Xeon E5-2620

Differences

Reasons to consider the AMD Opteron 4284

2 more cores, run more applications at once: 8 vs 6
Around 48% higher clock speed: 3.7 GHz vs 2.50 GHz
5.3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 21% better performance in PassMark - Single thread mark: 1369 vs 1132

Specifications (specs)
Number of cores	8 vs 6
Maximum frequency	3.7 GHz vs 2.50 GHz
L2 cache	8 MB vs 256 KB (per core)
Benchmarks
PassMark - Single thread mark	1369 vs 1132

Reasons to consider the Intel Xeon E5-2620

4 more threads: 12 vs 8
Around 10% higher maximum core temperature: 77.4°C vs 70.50°C
Around 88% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 14% better performance in PassMark - CPU mark: 9796 vs 8560

Specifications (specs)
Number of threads	12 vs 8
Maximum core temperature	77.4°C vs 70.50°C
L3 cache	15360 KB (shared) vs 8 MB
Benchmarks
PassMark - CPU mark	9796 vs 8560

Compare benchmarks

CPU 1: AMD Opteron 4284
CPU 2: Intel Xeon E5-2620

PassMark - Single thread mark

CPU 1

CPU 2

1369

1132

PassMark - CPU mark

CPU 1

CPU 2

8560

9796

Name	AMD Opteron 4284	Intel Xeon E5-2620
PassMark - Single thread mark	1369	1132
PassMark - CPU mark	8560	9796
Geekbench 4 - Single Core		451
Geekbench 4 - Multi-Core		2805
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		26.433
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		139.281
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.292
CompuBench 1.5 Desktop - Video Composition (Frames/s)		6.286
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		35.214

Compare specifications (specs)

	AMD Opteron 4284	Intel Xeon E5-2620
Essentials
Family	AMD Opteron
OPN Tray	OS4284WLU8KGU
Place in performance rating	1685	1690
Series	AMD Opteron 4200 Series Processor	Intel® Xeon® Processor E5 Family
Vertical segment	Server	Server
Architecture codename		Sandy Bridge EP
Launch date		March 2012
Launch price (MSRP)		$36
Price now		$34.65
Processor Number		E5-2620
Status		Launched
Value for money (0-100)		67.37
Performance
Base frequency	3 GHz	2.00 GHz
L1 cache	384 KB	64 KB (per core)
L2 cache	8 MB	256 KB (per core)
L3 cache	8 MB	15360 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.50°C	77.4°C
Maximum frequency	3.7 GHz	2.50 GHz
Number of cores	8	6
Number of threads	8	12
Unlocked
64 bit support
Bus Speed		7.2 GT/s QPI
Die size		435 mm
Number of QPI Links		2
Transistor count		2270 million
VID voltage range		0.60V-1.35V
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3	DDR3 800/1066/1333
ECC memory support
Max memory channels		4
Maximum memory bandwidth		42.6 GB/s
Maximum memory size		384 GB
Compatibility
Sockets supported	C32	FCLGA2011
Thermal Design Power (TDP)	95 Watt	95 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
Package Size		52.5mm x 45.0mm
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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)