AMD Epyc 7642
AMD Epyc 7662
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AMD Epyc 7642 vs AMD Epyc 7662. Specifications, performance, tests

Overall score
star star star star star
Released
Q3/2019
AMD Epyc 7642
AMD Epyc 7642
Released
Q1/2020
Overall score
star star star star star
AMD Epyc 7662
AMD Epyc 7662

What's the best choice AMD Epyc 7642 or AMD Epyc 7662? Which processor is faster?

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

AMD Epyc 7642 has a maximum frequency of 2.30 GHz. 48 Cores. Power consumption of 225 W. Released in Q3/2019.

AMD Epyc 7662 has a maximum frequency of 2.00 GHz. 64 Cores. Power consumption of 225 W. Released in Q1/2020.

Differences

AMD Epyc 7642 Reasons to consider
AMD Epyc 7642
Report a bug
  • Higher clock speed

    Around 13% better clock speed

    2.30 GHz left arrow 2.00 GHz

Positions in all rankings

Common positions AMD Epyc 7642 CPU in popular benchmarks, for comparison with other models.

  • Cinebench R20 (Single-Core)
    361 place
  • Geekbench 6 (Multi-Core)
    36 place
AMD Epyc 7662 Reasons to consider
AMD Epyc 7662
Report a bug
  • Place in the overall ranking

    (based on several benchmarks)

    50 left arrow score
  • More number of cores

    About 1.33 times more cores

    64 left arrow 48

Positions in all rankings

Common positions AMD Epyc 7662 CPU in popular benchmarks, for comparison with other models.

  • Cinebench R20 (Single-Core)
    344 place
  • Cinebench R20 (Multi-Core)
    7 place
  • Estimated results for PassMark CPU Mark
    45 place

Specifications

Technical data
AMD Epyc 7642 AMD Epyc 7642
AMD Epyc 7662 AMD Epyc 7662
CPU family and group

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

  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    AMD Epyc left arrow AMD Epyc
  • Generation
    2 left arrow 2
  • CPU group
    AMD Epyc 7002 left arrow AMD Epyc 7002
  • Successor
    AMD Epyc 7643 left arrow AMD Epyc 7763
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.

  • Frequency
    2.30 GHz left arrow 2.00 GHz
  • CPU Cores
    48 left arrow 64
  • Turbo (1 Core)
    3.30 GHz left arrow 3.30 GHz
  • CPU Threads
    96 left arrow 128
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    No left arrow No
  • Core architecture
    normal left arrow normal
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
    no iGPU left arrow no iGPU
  • GPU (Turbo)
    No turbo left arrow No turbo
Hardware codec support

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

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

Types, channel quantity of RAM supported by AMD Epyc 7662 and AMD Epyc 7642. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR4-3200 left arrow DDR4-3200
  • ECC
    Yes left arrow Yes
  • Memory channels
    8 left arrow 8
  • PCIe version
    4.0 left arrow 4.0
  • PCIe lanes
    128 left arrow 128
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP AMD Epyc 7642 and AMD Epyc 7662 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    225 W left arrow 225 W
Technologies and extensions

Architecture, interfaces, additional instructions supported by AMD Epyc 7642 and AMD Epyc 7642, virtual machine technologies and process technology.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    AMD-V, SVM left arrow AMD-V, SVM
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 left arrow SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
  • L3-Cache
    256.00 MB left arrow 256.00 MB
  • Architecture
    Rome (Zen 2) left arrow Rome (Zen 2)
  • Technology
    7 nm left arrow 7 nm
  • Socket
    SP3 left arrow SP3
  • Release date
    Q3/2019 left arrow Q1/2020

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between AMD Epyc 7642 and AMD Epyc 7662.

Compare the synthetic test values and choose the best processor!

Cinebench R20 (Single-Core)
Cinebench R20 SC is a high load CPU test for long tasks on a desktop or notebook PC, uses one CPU core, with no hypetrading
377
AMD Epyc 7642
386
AMD Epyc 7662

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