Intel Xeon E5-2651 v2 vs AMD Opteron 4386

Comparative analysis of Intel Xeon E5-2651 v2 and AMD Opteron 4386 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.



Reasons to consider the Intel Xeon E5-2651 v2

  • 4 more cores, run more applications at once: 12 vs 8
  • 16 more threads: 24 vs 8
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 3.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Number of cores 12 vs 8
Number of threads 24 vs 8
Manufacturing process technology 22 nm vs 32 nm
L1 cache 768 KB vs 384 KB
L3 cache 30 MB vs 8 MB

Reasons to consider the AMD Opteron 4386

  • 2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
L2 cache 8 MB vs 3 MB

Compare benchmarks

CPU 1: Intel Xeon E5-2651 v2
CPU 2: AMD Opteron 4386

Name Intel Xeon E5-2651 v2 AMD Opteron 4386
Geekbench 4 - Single Core 2030
Geekbench 4 - Multi-Core 18071
PassMark - Single thread mark 494
PassMark - CPU mark 5419

Compare specifications (specs)

Intel Xeon E5-2651 v2 AMD Opteron 4386


Architecture codename Ivy Bridge-EP Seoul
Family Intel Xeon E5-2600 v2 AMD Opteron
Launch date November 2013 n/d
Place in performance rating 209 1787
Processor Number E5-2651 v2
Vertical segment Server Server
Series AMD Opteron 4300 Series Processor


64 bit support
Base frequency 1800 MHz 3.1 GHz
Bus Speed 5 GT/s DMI
L1 cache 768 KB 384 KB
L2 cache 3 MB 8 MB
L3 cache 30 MB 8 MB
Manufacturing process technology 22 nm 32 nm
Number of cores 12 8
Number of threads 24 8
Die size 315 mm
Maximum core temperature 70.50°C
Maximum frequency 3.8 GHz
Transistor count 1200 million


ECC memory support
Max memory channels 4
Maximum memory size 768 GB (per socket)
Supported memory types DDR3 DDR3
Supported memory frequency 2200 MHz


Max number of CPUs in a configuration 2 2
Sockets supported LGA2011 C32
Thermal Design Power (TDP) 95 Watt


PCI Express revision 3.0

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Fused Multiply-Add (FMA)


Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)