HWBench.com

    AMD FX-8100 vs Intel Core i7-2600K

    AMD FX-8100
    AMD Socket AM3+DESKTOP
    2800 MHz / Cores: 8 / Oct 2011
    AMD FX-8100
    Intel Core i7-2600K
    Intel Socket 1155DESKTOP
    3400 MHz / Cores: 4 / Jan 2011
    Intel Core i7-2600K

    Summary

    Synthetic performance index

    • AMD FX-8100
      100%
    • Intel Core i7-2600K
      191%

    Relative performance

    Single thread performance index

    • AMD FX-8100
      100%
    • Intel Core i7-2600K
      207%

    Relative performance

    Multi thread performance index

    • AMD FX-8100
      100%
    • Intel Core i7-2600K
      175%

    Relative performance

    Reasons to consider AMD FX-8100

    None

    Reasons to consider Intel Core i7-2600K

    Much higher single threaded performance (around 107% higher), makes a noticeable performance difference in gaming and the majority of applications.
    Much higher multi threaded performance (around 75% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
    Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the AMD FX-8100.
    Around 91% higher average synthetic performance.
    Intel Core i7-2600K

    Gaming

    HWBench recommends Intel Core i7-2600K

    Based on game and synthetic benchmarks, and theoretical specifications.
    Intel Core i7-2600K

    Productivity

    HWBench recommends Intel Core i7-2600K

    Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.

    Specifications

    Features

    AMD FX-8100Intel Core i7-2600K
    MMX
    SSE
    SSE2
    SSE3
    SSSE3
    SSE4.1
    SSE4.2
    SSE4a
    AMD64
    AMD-V
    AES
    AVX
    CLMUL
    CVT16
    EVP
    FMA4
    XOP
    Turbo Core
    HT3.1
    EIST
    Intel 64
    XD bit
    VT-x
    Hyper-Threading
    AES-NI

    Architecture

    AMD FX-8100Intel Core i7-2600K
    ArchitectureAMD BulldozervsIntel_SandyBridge
    MarketDesktopvsDesktop
    Memory SupportDDR3vsDDR3
    CodenameZambezivsSandy Bridge
    Release DateOct 2011vsJan 2011

    Cores

    AMD FX-8100Intel Core i7-2600K
    Cores8vs4
    Threads8vs8
    SMPs1vs1
    Integrated GraphicsNovsIntel HD 3000

    Cache

    AMD FX-8100Intel Core i7-2600K
    L1 Cache384 KBvs64 KB (per core)
    L2 Cache8192 KBvs256 KB (per core)
    L3 Cache8192 KB (shared)vs8192 KB (shared)

    Physical

    AMD FX-8100Intel Core i7-2600K
    SocketAMD Socket AM3+vsIntel Socket 1155
    Max Case Tempunknownvsunknown
    PackageuPGAvsFC-LGA10
    Die Size315mm²vs216mm²
    Process32 nmvs32 nm

    Performance

    AMD FX-8100Intel Core i7-2600K
    Cpu Frequency2800 MHzvs3400 MHz
    Turbo Clock3700 MHzvs3800 MHz
    Base Clock200 MHzvs100 MHz
    Voltage1.425 Vvsunknown
    TDP95 Wvs95 W

    Raw performance index

    Raw single-thread performance estimation

    • AMD FX-8100
      2183 points
    • Intel Core i7-2600K
      3800 points

    Points - higher is better

    Raw multi-thread performance estimation

    • AMD FX-8100
      10837 points
    • Intel Core i7-2600K
      16320 points

    Points - higher is better

    Synthetic benchmarks

    GeekBench 3 (32-bit Multi Core)

    • AMD FX-8100
      7262
    • Intel Core i7-2600K
      12757

    points - higher is better

    GeekBench 3 (32-bit Single Core)

    • AMD FX-8100
      1562
    • Intel Core i7-2600K
      3248

    points - higher is better

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