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    GeForce GTX 660 Ti vs Radeon R9 M385X

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 Ti and Radeon R9 M385X. 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 660 Ti and Radeon R9 M385X. 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 660 Ti Check Price
    Radeon R9 M385X Check Price

    Radeon R9 M385X is a Laptop Graphics Card

    Note: Radeon R9 M385X 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 Radeon R9 M385X here:

    Radeon R9 M385X Laptops

    Main Specs

      GeForce GTX 660 Ti Radeon R9 M385X
    Power consumption (TDP) 150 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x16
    Supplementary power connectors Two 6-pin
    Memory type GDDR5 GDDR5
    Maximum RAM amount 2 GB 4 GB
    Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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    • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
    • Radeon R9 M385X has 2 GB more memory, than GeForce GTX 660 Ti.
    • GeForce GTX 660 Ti is used in Desktops, and Radeon R9 M385X - in Laptops.
    • GeForce GTX 660 Ti is build with Kepler architecture, and Radeon R9 M385X - with GCN.
    • Core clock speed of Radeon R9 M385X is 185 MHz higher, than GeForce GTX 660 Ti.
    • GeForce GTX 660 Ti and Radeon R9 M385X are manufactured by 28 nm process technology.
    • Memory clock speed of Radeon R9 M385X is 1494 MHz higher, than GeForce GTX 660 Ti.

    Game benchmarks

    high / 1080p 21−24 8−9
    ultra / 1080p 12−14 5−6
    QHD / 1440p 8−9 0−1
    4K / 2160p 5−6 −
    low / 720p 40−45 18−20
    medium / 1080p 27−30 10−11
    The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 160% more, than Radeon R9 M385X.

    Full Specs

      GeForce GTX 660 Ti Radeon R9 M385X
    Architecture Kepler GCN
    Code name GK104 Strato-XT-M3
    Type Desktop Laptop
    Release date 16 August 2012 16 June 2015
    Pipelines 1344 896
    Core clock speed 915 MHz 1100 MHz
    Boost Clock 980 MHz 1100 MHz
    Transistor count 3,540 million 2,080 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 102.5 billion/sec 61.60
    Floating-point performance 2,459.5 gflops 1,971 gflops
    Length 9.5" (24.1 cm)
    Memory bus width 192-bit GDDR5 128 Bit
    Memory clock speed 6.0 GB/s 1500 MHz
    Memory bandwidth 144.2 GB/s 76.8 GB/s
    Shared memory - -
    DirectX 12 (11_0)
    Shader Model 5.1 6.3
    OpenGL 4.3 4.4
    OpenCL 1.2 Not Listed
    Vulkan 1.1.126
    CUDA +
    FreeSync +
    CUDA cores 1344
    Bus support PCI Express 3.0 PCIe 3.0
    Height 4.376" (11.1 cm)
    SLI options +
    Multi monitor support 4 displays
    HDMI +
    HDCP +
    Maximum VGA resolution 2048x1536
    Audio input for HDMI Internal
    3D Blu-Ray +
    3D Gaming +
    3D Vision +
    Bitcoin / BTC (SHA256) 99 Mh/s
    Laptop size large
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
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