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    GeForce GTX 660M vs Radeon HD 5670

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660M and Radeon HD 5670. 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 GTX 660M and Radeon HD 5670. 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 GTX 660M Check Price
    Radeon HD 5670 Check Price

    GeForce GTX 660M is a Laptop Graphics Card

    Note: GeForce GTX 660M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 660M here:

    GeForce GTX 660M Laptops

    Main Specs

      GeForce GTX 660M Radeon HD 5670
    Power consumption (TDP) 50 Watt 64 Watt
    Interface MXM-B (3.0) PCIe 2.0 x16
    Supplementary power connectors None
    Memory type GDDR5 GDDR5
    Maximum RAM amount 2 GB 1 GB
    Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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    • Radeon HD 5670 has 28% more power consumption, than GeForce GTX 660M.
    • GeForce GTX 660M is connected by MXM-B (3.0), and Radeon HD 5670 uses PCIe 2.0 x16 interface.
    • GeForce GTX 660M has 1 GB more memory, than Radeon HD 5670.
    • GeForce GTX 660M is used in Laptops, and Radeon HD 5670 - in Desktops.
    • GeForce GTX 660M is build with Kepler architecture, and Radeon HD 5670 - with Terascale 2.
    • Core clock speed of GeForce GTX 660M is 60 MHz higher, than Radeon HD 5670.
    • GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon HD 5670 - by 40 nm process technology.
    • Memory clock speed of GeForce GTX 660M is 1000 MHz higher, than Radeon HD 5670.

    Game benchmarks

    high / 1080p 6−7 0−1
    ultra / 1080p 4−5 −
    QHD / 1440p 0−1 0−1
    low / 720p 16−18 1−2
    medium / 1080p 8−9 0−1
    The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 1600% more, than Radeon HD 5670.

    Full Specs

      GeForce GTX 660M Radeon HD 5670
    Architecture Kepler Terascale 2
    Code name N13E-GE Redwood
    Type Laptop Desktop
    Release date 22 March 2012 14 January 2010
    Pipelines 384 400
    Core clock speed 835 MHz 775 MHz
    Boost Clock 950 MHz
    Transistor count 1,270 million 627 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 30.4 billion/sec 15.50
    Floating-point performance 729.6 gflops 620.0 gflops
    Length 168 mm
    Memory bus width 128bit 128 Bit
    Memory clock speed 2000 MHz 1000 MHz
    Memory bandwidth 64.0 GB/s 64 GB/s
    Shared memory -
    DirectX 12 API 11.2 (11_0)
    Shader Model 5.1 5.0
    OpenGL 4.5 4.4
    OpenCL 1.1 1.2
    Vulkan 1.1.126 N/A
    CUDA +
    CUDA cores 384
    Bus support PCI Express 2.0, PCI Express 3.0
    SLI options +
    HDMI +
    HDCP +
    Maximum VGA resolution Up to 2048x1536
    Bitcoin / BTC (SHA256) 36 Mh/s
    Laptop size large
    Optimus +
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