AMD Epyc 7281
Intel Core i9-9900K
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Comparaison entre AMD Epyc 7281 et AMD Epyc 7281

Overall score
star star star star star
Released
Q3/2017
Released
Q4/2018
Overall score
star star star star star

Comparaison des cartes vidéo. AMD Epyc 7281 contre AMD Epyc 7281 dans les benchmarks et les spécifications.

Differences
Reasons to consider
AMD Epyc 7281
Report a bug
  • More number of cores
    16 left arrow 8
    2 times more threads
Reasons to consider
Intel Core i9-9900K
Report a bug
  • Higher clock speed
    3.60 GHz left arrow 2.20 GHz
    Around 39% better clock speed
  • Higher turbo clock speed
    5.00 GHz left arrow 2.70 GHz
    Around 46 % better overclocked clock speed
  • Performance per watt
    95 W left arrow 170 W
    About 0.56 times less performance per watt
Specifications
Complete list of technical specifications
AMD Epyc 7281 AMD Epyc 7281
Intel Core i9-9900K Intel Core i9-9900K
CPU generation and family

description_compare AMD Epyc 7281 and Intel Core i9-9900K

  • Name
    AMD Epyc 7281 left arrow Intel Core i9-9900K
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    AMD Epyc left arrow Intel Core i9
  • Generation
    1 left arrow 9
  • CPU group
    AMD Epyc 7001 left arrow Intel Core i 9000
  • Successor
    -- left arrow Intel Core i9-10900K
CPU Cores and Base Frequency

CPU Cores and Base Frequency

  • Frequency
    2.20 GHz left arrow 3.60 GHz
  • CPU Cores
    16 left arrow 8
  • Turbo (1 Core)
    2.70 GHz left arrow 5.00 GHz
  • CPU Threads
    32 left arrow 16
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    No left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics
  • GPU name
    no iGPU left arrow Intel UHD Graphics 630
  • GPU frequency
    left arrow 0.35 GHz
  • GPU (Turbo)
    No turbo left arrow 1.20 GHz
  • Execution units
    left arrow 24
  • Shader
    left arrow 192
  • Max. GPU Memory
    -- left arrow 64 GB
  • Max. displays
    left arrow 3
  • Generation
    left arrow 9.5
  • DirectX Version
    left arrow 12
  • Technology
    left arrow 14 nm
  • Release date
    left arrow Q4/2017
Hardware codec support
  • h265 / HEVC (8 bit)
    No left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    No left arrow Decode / Encode
  • h264
    No left arrow Decode / Encode
  • VP9
    No left arrow Decode / Encode
  • VP8
    No left arrow Decode / Encode
  • AV1
    No left arrow No
  • AVC
    No left arrow Decode / Encode
  • VC-1
    No left arrow Decode
  • JPEG
    No left arrow Decode / Encode
Memory & PCIe
  • Memory type
    DDR4-2666 left arrow DDR4-2666
  • Max. Memory
    left arrow 128 GB
  • ECC
    Yes left arrow No
  • Memory channels
    8 left arrow 2
  • PCIe version
    3.0 left arrow 3.0
  • PCIe lanes
    128 left arrow 16
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management
  • TDP (PL1)
    170 W left arrow 95 W
  • TDP (PL2)
    -- left arrow 119 W / 28 s
  • Tjunction max.
    -- left arrow 100 °C
Technical details
  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    AMD-V, SVM left arrow VT-x, VT-x EPT, VT-d
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 left arrow SSE4.1, SSE4.2, AVX2
  • L3-Cache
    32.00 MB left arrow 16.00 MB
  • Architecture
    Naples (Zen) left arrow Coffee Lake S Refresh
  • Technology
    14 nm left arrow 14 nm
  • Socket
    SP3 left arrow LGA 1151-2
  • Release date
    Q3/2017 left arrow Q4/2018
Devices using this processor
  • Used in
    Unknown left arrow Memory PC Intel i9-9900KMultimedia Office PC Intel Core i9 9900KCorsair ONE i160 Kompakter Gaming-PC Intel Core i9-9900K
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