AMD Opteron 6281 vs AMD Opteron 6276

Comparative analysis of AMD Opteron 6281 and AMD Opteron 6276 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, 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 6281

AMD Opteron 6276

Differences

Reasons to consider the AMD Opteron 6281

Around 23% better performance in PassMark - Single thread mark: 1129 vs 916

Benchmarks
PassMark - Single thread mark	1129 vs 916

Reasons to consider the AMD Opteron 6276

2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 13% lower typical power consumption: 115 Watt vs 130 Watt
Around 26% better performance in PassMark - CPU mark: 9168 vs 7279

Specifications (specs)
L3 cache	16 MB vs 8 MB
Thermal Design Power (TDP)	115 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	9168 vs 7279

Compare benchmarks

CPU 1: AMD Opteron 6281
CPU 2: AMD Opteron 6276

PassMark - Single thread mark

CPU 1

CPU 2

1129

916

PassMark - CPU mark

CPU 1

CPU 2

7279

9168

Name	AMD Opteron 6281	AMD Opteron 6276
PassMark - Single thread mark	1129	916
PassMark - CPU mark	7279	9168
Geekbench 4 - Single Core		1688
Geekbench 4 - Multi-Core		8409
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		15.75
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		39.164
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.93
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.806
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		18.974

Compare specifications (specs)

	AMD Opteron 6281	AMD Opteron 6276
Essentials
Architecture codename	Bulldozer	Interlagos
Family	AMD Opteron	AMD Opteron
OPN Tray	OS6281YJTGGGU	OS6276WKTGGGU
Place in performance rating	1962	1839
Series	AMD Opteron 6200 Series Processor	AMD Opteron 6200 Series Processor
Value for money (0-100)	33.18	33.18
Vertical segment	Server	Server
Launch date		November 2011
Launch price (MSRP)		$119
Price now		$79.99
Performance
64 bit support
Base frequency	2.5 GHz	2.3 GHz
L1 cache	768 KB	768 KB
L2 cache	16 MB	16 MB
L3 cache	8 MB	16 MB
Manufacturing process technology	32 nm	32 nm
Maximum frequency	3.2 GHz	3.2 GHz
Number of cores	16	16
Number of threads	16	16
Unlocked
Die size		316 mm
Maximum core temperature		69°C
Transistor count		2400 million
Memory
Max memory channels	2
Supported memory frequency	2000 MHz	2000 MHz
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	4	4
Sockets supported	G34	G34
Thermal Design Power (TDP)	130 Watt	115 Watt
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)