HWBench.com

    Intel Core i3-2100 vs Intel Pentium G640

    Intel Core i3-2100
    Intel Socket 1155DESKTOP
    3100 MHz / Cores: 2 / Feb 2011
    Intel Core i3-2100
    Intel Pentium G640
    Intel Socket 1155DESKTOP
    2800 MHz / Cores: 2 / Jun 2012
    Intel Pentium G640

    Summary

    Synthetic performance index

    • Intel Core i3-2100
      128%
    • Intel Pentium G640
      100%

    Relative performance

    Single thread performance index

    • Intel Core i3-2100
      115%
    • Intel Pentium G640
      100%

    Relative performance

    Multi thread performance index

    • Intel Core i3-2100
      141%
    • Intel Pentium G640
      100%

    Relative performance

    Reasons to consider Intel Core i3-2100

    15% higher single threaded performance.
    Much higher multi threaded performance (around 41% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
    Around 28% higher average synthetic performance.

    Reasons to consider Intel Pentium G640

    This is a newer product, it might have better application compatibility/performance (check features chart below).
    Intel Core i3-2100

    Gaming

    HWBench recommends Intel Core i3-2100

    Based on game and synthetic benchmarks, and theoretical specifications.
    Intel Core i3-2100

    Productivity

    HWBench recommends Intel Core i3-2100

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

    Specifications

    Features

    Intel Core i3-2100Intel Pentium G640
    MMX
    SSE
    SSE2
    SSE3
    SSSE3
    SSE4.2
    AVX
    EIST
    Intel 64
    XD bit
    VT-x
    AES-NI

    Architecture

    Intel Core i3-2100Intel Pentium G640
    ArchitectureIntel_SandyBridgevsIntel_SandyBridge
    MarketDesktopvsDesktop
    Memory SupportDDR3vsDDR3
    CodenameSandy BridgevsSandy Bridge
    Release DateFeb 2011vsJun 2012

    Cores

    Intel Core i3-2100Intel Pentium G640
    Cores2vs2
    Threads4vs2
    SMPs1vs1
    Integrated GraphicsIntel HD 2000vsIntel HD (Sandy Bridge)

    Cache

    Intel Core i3-2100Intel Pentium G640
    L1 Cache64 KB (per core)vs64 KB (per core)
    L2 Cache256 KB (per core)vs256 KB (per core)
    L3 Cache3072 KB (shared)vs3072 KB (shared)

    Physical

    Intel Core i3-2100Intel Pentium G640
    SocketIntel Socket 1155vsIntel Socket 1155
    Max Case Tempunknownvsunknown
    PackageFC-LGA10vsFC-LGA10
    Die Size131mm²vs131mm²
    Process32 nmvs32 nm

    Performance

    Intel Core i3-2100Intel Pentium G640
    Cpu Frequency3100 MHzvs2800 MHz
    Turbo Clocknonevsnone
    Base Clock100 MHzvs100 MHz
    Voltageunknownvsunknown
    TDP65 Wvs65 W

    Raw performance index

    Raw single-thread performance estimation

    • Intel Core i3-2100
      3100 points
    • Intel Pentium G640
      2800 points

    Points - higher is better

    Raw multi-thread performance estimation

    • Intel Core i3-2100
      7440 points
    • Intel Pentium G640
      5600 points

    Points - higher is better

    Synthetic benchmarks

    GeekBench 3 (32-bit Multi Core)

    • Intel Core i3-2100
      4739
    • Intel Pentium G640
      3320

    points - higher is better

    GeekBench 3 (32-bit Single Core)

    • Intel Core i3-2100
      2215
    • Intel Pentium G640
      1896

    points - higher is better

    Cinebench R15 CPU Single 64Bit

    • Intel Core i3-2100 (simulated)
      105.24
    • Intel Pentium G640 (simulated)
      92.32

    points - higher is better

    Cinebench R15 CPU Multi 64Bit

    • Intel Core i3-2100 (simulated)
      279.91
    • Intel Pentium G640 (simulated)
      199.39

    points - higher is better

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