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    GeForce GT 640 vs Radeon R9 380X

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and Radeon R9 380X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 640 and Radeon R9 380X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
    GeForce GT 640 Check Price
    Radeon R9 380X Check Price

    Main Specs

      GeForce GT 640 Radeon R9 380X
    Power consumption (TDP) 65 Watt 190 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x16
    Supplementary power connectors None
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 1x DisplayPort
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    • Radeon R9 380X has 192% more power consumption, than GeForce GT 640.
    • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
    • Radeon R9 380X has 2 GB more memory, than GeForce GT 640.
    • Both cards are used in Desktops.
    • GeForce GT 640 is build with Kepler architecture, and Radeon R9 380X - with GCN 3.0.
    • GeForce GT 640 and Radeon R9 380X are manufactured by 28 nm process technology.
    • Radeon R9 380X is 76 mm longer, than GeForce GT 640.
    • Memory clock speed of GeForce GT 640 is 812 MHz higher, than Radeon R9 380X.

    Game benchmarks

    high / 1080p 2−3 35−40
    ultra / 1080p 1−2 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 14−16 60−65
    medium / 1080p 5−6 40−45
    The average gaming FPS of Radeon R9 380X in Assassin's Creed Odyssey is 583% more, than GeForce GT 640.

    Full Specs

      GeForce GT 640 Radeon R9 380X
    Architecture Kepler GCN 3.0
    Code name GK107 Antigua
    Type Desktop Desktop
    Release date 5 June 2012 19 November 2015
    Pipelines 384 2048
    Core clock speed 902 MHz
    Boost Clock 970 MHz
    Transistor count 1,270 million 5,000 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 28.86 124.2
    Floating-point performance 692.7 gflops 3,973 gflops
    Length 145 mm 221 mm
    Memory bus width 128 Bit 256 Bit
    Memory clock speed 1782 MHz 970 MHz
    Memory bandwidth 28.51 GB/s 182.4 GB/s
    DirectX 12 (11_0)
    Shader Model 5.1 6.3
    OpenGL 4.6 4.5
    OpenCL 1.2 2.0
    Vulkan 1.1.126 +
    CUDA 3.0
    Monero / XMR (CryptoNight) 0.58 kh/s
    FreeSync +
    Bus support PCIe 3.0
    HDMI +
    Bitcoin / BTC (SHA256) 24 Mh/s
    Eyefinity +
    HD3D +
    PowerTune +
    TrueAudio +
    ZeroCore +
    Mantle +
    Design reference
    Bridgeless CrossFire +
    Number of Eyefinity displays 6
    DisplayPort support +
    CrossFire +
    VCE +
    DDMA audio +
    Decred / DCR (Decred) 0.89 Gh/s
    Ethereum / ETH (DaggerHashimoto) 20.63 Mh/s
    Zcash / ZEC (Equihash) 175 Sol/s
    Compute units 32
    Form factor full height / full length
    High bandwidth memory (HBM) -
    LiquidVR +
    FRTC +
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