AMD Opteron 6281 vs Intel Xeon E5-2420 v2

Comparative analysis of AMD Opteron 6281 and Intel Xeon E5-2420 v2 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the AMD Opteron 6281

  • 10 more cores, run more applications at once: 16 vs 6
  • 4 more threads: 16 vs 12
  • Around 19% higher clock speed: 3.2 GHz vs 2.70 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
Number of cores 16 vs 6
Number of threads 16 vs 12
Maximum frequency 3.2 GHz vs 2.70 GHz
L1 cache 768 KB vs 64 KB (per core)
L2 cache 16 MB vs 256 KB (per core)
Max number of CPUs in a configuration 4 vs 2

Reasons to consider the Intel Xeon E5-2420 v2

  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
  • Around 88% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 63% lower typical power consumption: 80 Watt vs 130 Watt
  • Around 20% better performance in PassMark - Single thread mark: 1352 vs 1129
  • Around 61% better performance in PassMark - CPU mark: 11745 vs 7279
Specifications (specs)
Manufacturing process technology 22 nm vs 32 nm
L3 cache 15360 KB (shared) vs 8 MB
Thermal Design Power (TDP) 80 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark 1352 vs 1129
PassMark - CPU mark 11745 vs 7279

Compare benchmarks

CPU 1: AMD Opteron 6281
CPU 2: Intel Xeon E5-2420 v2

PassMark - Single thread mark
CPU 1
CPU 2
1129
1352
PassMark - CPU mark
CPU 1
CPU 2
7279
11745
Name AMD Opteron 6281 Intel Xeon E5-2420 v2
PassMark - Single thread mark 1129 1352
PassMark - CPU mark 7279 11745
Geekbench 4 - Single Core 561
Geekbench 4 - Multi-Core 3249

Compare specifications (specs)

AMD Opteron 6281 Intel Xeon E5-2420 v2

Essentials

Architecture codename Bulldozer Ivy Bridge EN
Family AMD Opteron
OPN Tray OS6281YJTGGGU
Place in performance rating 1938 1952
Series AMD Opteron 6200 Series Processor Intel® Xeon® Processor E5 v2 Family
Value for money (0-100) 33.18 4.38
Vertical segment Server Server
Launch date September 2013
Launch price (MSRP) $480
Price now $579.95
Processor Number E5-2420V2
Status Launched

Performance

64 bit support
Base frequency 2.5 GHz 2.20 GHz
L1 cache 768 KB 64 KB (per core)
L2 cache 16 MB 256 KB (per core)
L3 cache 8 MB 15360 KB (shared)
Manufacturing process technology 32 nm 22 nm
Maximum frequency 3.2 GHz 2.70 GHz
Number of cores 16 6
Number of threads 16 12
Unlocked
Bus Speed 7.2 GT/s QPI
Die size 160 mm
Maximum core temperature 76°C
Number of QPI Links 1
Transistor count 1400 million
VID voltage range 0.65-1.30V

Memory

Max memory channels 2 3
Supported memory frequency 2000 MHz
Supported memory types DDR3 DDR3 800/1066/1333/1600
ECC memory support
Maximum memory bandwidth 38.4 GB/s
Maximum memory size 384 GB

Compatibility

Max number of CPUs in a configuration 4 2
Sockets supported G34 FCLGA1356
Thermal Design Power (TDP) 130 Watt 80 Watt
Low Halogen Options Available
Package Size 45mm x 42.5mm

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® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE) 46-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)

Peripherals

Max number of PCIe lanes 24
PCI Express revision 3.0
PCIe configurations x4, x8, x16
Scalability 2S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)