AMD Opteron 6282 SE vs Intel Xeon E5645

Comparative analysis of AMD Opteron 6282 SE and Intel Xeon E5645 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Security & Reliability. 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 6282 SE

Intel Xeon E5645

Differences

Reasons to consider the AMD Opteron 6282 SE

CPU is newer: launch date 1 year(s) 8 month(s) later
10 more cores, run more applications at once: 16 vs 6
4 more threads: 16 vs 12
Around 24% higher clock speed: 3.3 GHz vs 2.67 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
10.7x 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

Launch date	November 2011 vs March 2010
Number of cores	16 vs 6
Number of threads	16 vs 12
Maximum frequency	3.3 GHz vs 2.67 GHz
L1 cache	768 KB vs 64 KB (per core)
L2 cache	16 MB vs 256 KB (per core)
L3 cache	16 MB vs 12288 KB (shared)
Max number of CPUs in a configuration	4 vs 2

Reasons to consider the Intel Xeon E5645

Around 18% higher maximum core temperature: 76.2°C vs 64.40°C
Around 75% lower typical power consumption: 80 Watt vs 140 Watt
2.3x better performance in PassMark - Single thread mark: 1175 vs 517
Around 28% better performance in PassMark - CPU mark: 9143 vs 7130

Specifications (specs)
Maximum core temperature	76.2°C vs 64.40°C
Thermal Design Power (TDP)	80 Watt vs 140 Watt
Benchmarks
PassMark - Single thread mark	1175 vs 517
PassMark - CPU mark	9143 vs 7130

Compare benchmarks

CPU 1: AMD Opteron 6282 SE
CPU 2: Intel Xeon E5645

PassMark - Single thread mark

CPU 1

CPU 2

517

1175

PassMark - CPU mark

CPU 1

CPU 2

7130

9143

Name	AMD Opteron 6282 SE	Intel Xeon E5645
PassMark - Single thread mark	517	1175
PassMark - CPU mark	7130	9143
Geekbench 4 - Single Core		442
Geekbench 4 - Multi-Core		2731
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.308
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		49.224
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.623
CompuBench 1.5 Desktop - Video Composition (Frames/s)		3.664
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		11.094

Compare specifications (specs)

	AMD Opteron 6282 SE	Intel Xeon E5645
Essentials
Architecture codename	Interlagos	Westmere EP
Family	AMD Opteron
Launch date	November 2011	March 2010
Launch price (MSRP)	$1,090	$294
OPN Tray	OS6282YETGGGU
Place in performance rating	2680	2488
Price now	$129.99	$239.95
Series	AMD Opteron 6200 Series Processor	Legacy Intel® Xeon® Processors
Value for money (0-100)	20.65	7.96
Vertical segment	Server	Server
Processor Number		E5645
Status		Launched
Performance
64 bit support
Base frequency	2.6 GHz	2.40 GHz
Die size	316 mm	239 mm
L1 cache	768 KB	64 KB (per core)
L2 cache	16 MB	256 KB (per core)
L3 cache	16 MB	12288 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	64.40°C	76.2°C
Maximum frequency	3.3 GHz	2.67 GHz
Number of cores	16	6
Number of threads	16	12
Transistor count	2400 million	1170 million
Unlocked
Bus Speed		5.86 GT/s QPI
Number of QPI Links		2
VID voltage range		0.750V-1.350V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 800/1066/1333
ECC memory support
Max memory channels		3
Maximum memory bandwidth		32 GB/s
Maximum memory size		288 GB
Compatibility
Max number of CPUs in a configuration	4	2
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	140 Watt	80 Watt
Low Halogen Options Available
Package Size		42.5mm X 45mm
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® SSE4.2
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit
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)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)