AMD Opteron X3421
Intel Core i7-6950X
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AMD Opteron X3421 vs Intel Core i7-6950X. Specifications, performance, tests

Overall score
star star star star star
Released
Q2/2015
AMD Opteron X3421
AMD Opteron X3421
Released
Q2/2016
Overall score
star star star star star
Intel Core i7-6950X
Intel Core i7-6950X

What's the best choice AMD Opteron X3421 or Intel Core i7-6950X? Which processor is faster?

We have prepared a comparison to help you choose the best processor. Compare their specifications and benchmarks.

AMD Opteron X3421 has a maximum frequency of 2.10 GHz. 4 / 4 Cores. Power consumption of 15 W. Released in Q2/2015.

Intel Core i7-6950X has a maximum frequency of 3.00 GHz. 10 Cores. Power consumption of 140 W. Released in Q2/2016.

Differences

AMD Opteron X3421 Reasons to consider
AMD Opteron X3421
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  • Performance per watt

    times less performance per watt

    15 W left arrow 140 W

Positions in all rankings

Common positions AMD Opteron X3421 CPU in popular benchmarks, for comparison with other models.

  • iGPU - FP32 Performance (Single-precision GFLOPS)
    393 place
  • Place in the overall ranking

    (based on several benchmarks)

    447 left arrow score
  • Higher clock speed

    Around 30% better clock speed

    3.00 GHz left arrow 2.10 GHz
  • More number of cores

    About 2.5 times more cores

    10 left arrow 4
  • Higher turbo clock speed

    Around 3 % better overclocked clock speed

    3.50 GHz left arrow 3.40 GHz

Positions in all rankings

Common positions Intel Core i7-6950X CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    269 place
  • Cinebench R23 (Multi-Core)
    125 place
  • Cinebench R15 (Single-Core)
    415 place
  • Cinebench R15 (Multi-Core)
    165 place
  • Geekbench 5, 64bit (Single-Core)
    563 place
  • Geekbench 5, 64bit (Multi-Core)
    270 place
  • Geekbench 3, 64bit (Single-Core)
    361 place
  • Geekbench 3, 64bit (Multi-Core)
    102 place
  • Cinebench R11.5, 64bit (Single-Core)
    362 place
  • Cinebench R11.5, 64bit (Multi-Core)
    86 place
  • Estimated results for PassMark CPU Mark
    241 place
  • Geekbench 6 (Single-Core)
    189 place

Specifications

Technical data
AMD Opteron X3421 AMD Opteron X3421
Intel Core i7-6950X Intel Core i7-6950X
CPU family and group

Background information about the processors being compared, series, generation and market segment.

  • Family
    AMD Opteron left arrow Intel Core i7 Extreme Edition
  • CPU group
    AMD Opteron X3000 left arrow Intel Core i 6000X
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Generation
    0 left arrow 6
CPU Technical specs

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

  • Core architecture
    normal left arrow normal
  • Overclocking
    No left arrow Yes
  • Frequency
    2.10 GHz left arrow 3.00 GHz
IGPU

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

  • GPU name
    AMD Radeon R7 - 512 (Toronto) left arrow no iGPU
  • GPU frequency
    0.80 GHz left arrow
  • GPU (Turbo)
    No turbo left arrow No turbo
  • Execution units
    8 left arrow
  • Shader
    512 left arrow
  • Max. displays
    3 left arrow
Hardware codec support

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

  • h265 / HEVC (8 bit)
    Decode left arrow No
  • h265 / HEVC (10 bit)
    No left arrow No
  • h264
    Decode / Encode left arrow No
  • VP8
    No left arrow No
  • VP9
    No left arrow No
  • AV1
    No left arrow No
  • AVC
    No left arrow No
  • VC-1
    No left arrow No
  • JPEG
    Decode left arrow No
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core i7-6950X and AMD Opteron X3421. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR4-2400 left arrow DDR4-2400
  • Memory channels
    2 left arrow 4
  • ECC
    Yes left arrow No
Thermal Management

Compare the TDP requirements of TDP AMD Opteron X3421 and Intel Core i7-6950X to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    15 W left arrow 140 W
  • TDP up
    35 W left arrow --
  • TDP down
    12 W left arrow --
Technologies and extensions

Architecture, interfaces, additional instructions supported by AMD Opteron X3421 and AMD Opteron X3421, virtual machine technologies and process technology.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2, AVX2 left arrow SSE4.1, SSE4.2, AVX2
  • L2-Cache
    2.00 MB left arrow --
  • L3-Cache
    -- left arrow 25.00 MB
  • Architecture
    Toronto (Excavator) left arrow Broadwell E
  • Technology
    28 nm left arrow 14 nm
  • Virtualization
    AMD-V, AMD-Vt left arrow VT-x, VT-x EPT, VT-d
  • Socket
    FP4 left arrow LGA 2011-3
  • Release date
    Q2/2015 left arrow Q2/2016
  • Part Number
    OX3421AAY43KA left arrow --

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between AMD Opteron X3421 and Intel Core i7-6950X.

Compare the synthetic test values and choose the best processor!

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