AMD Opteron 6281 vs AMD Opteron 6238

Comparative analysis of AMD Opteron 6281 and AMD Opteron 6238 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.

 

Differences

Reasons to consider the AMD Opteron 6281

  • 4 more cores, run more applications at once: 16 vs 12
  • 4 more threads: 16 vs 12
  • Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 29% better performance in PassMark - CPU mark: 7279 vs 5625
Specifications (specs)
Number of cores 16 vs 12
Number of threads 16 vs 12
L1 cache 768 KB vs 576 KB
L2 cache 16 MB vs 12 MB
Benchmarks
PassMark - CPU mark 7279 vs 5625

Reasons to consider the AMD Opteron 6238

  • 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 2% better performance in PassMark - Single thread mark: 1157 vs 1129
Specifications (specs)
L3 cache 16 MB vs 8 MB
Thermal Design Power (TDP) 115 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark 1157 vs 1129

Compare benchmarks

CPU 1: AMD Opteron 6281
CPU 2: AMD Opteron 6238

PassMark - Single thread mark
CPU 1
CPU 2
1129
1157
PassMark - CPU mark
CPU 1
CPU 2
7279
5625
Name AMD Opteron 6281 AMD Opteron 6238
PassMark - Single thread mark 1129 1157
PassMark - CPU mark 7279 5625

Compare specifications (specs)

AMD Opteron 6281 AMD Opteron 6238

Essentials

Architecture codename Bulldozer
Family AMD Opteron AMD Opteron
OPN Tray OS6281YJTGGGU OS6238WKTCGGU
Place in performance rating 958 1005
Series AMD Opteron 6200 Series Processor AMD Opteron 6200 Series Processor
Value for money (0-100) 33.18
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.5 GHz 2.6 GHz
L1 cache 768 KB 576 KB
L2 cache 16 MB 12 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 12
Number of threads 16 12
Unlocked
Maximum core temperature 70.40°C

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
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™)