Subscribe to our YouTube channel ×

    GeForce 940M vs GeForce GTX 580

    Find out if it is worth upgrading your current GPU setup by comparing GeForce 940M and GeForce GTX 580. 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 940M and GeForce GTX 580. 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 940M Check Price
    GeForce GTX 580 Check Price

    GeForce 940M is a Laptop Graphics Card

    Note: GeForce 940M 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 940M here:

    GeForce 940M Laptops

    Main Specs

      GeForce 940M GeForce GTX 580
    Power consumption (TDP) 75 Watt 244 Watt
    Interface PCIe 3.0 x8 PCIe 2.0 x16
    Supplementary power connectors One 6-pin and One 8-pin
    Memory type DDR3 GDDR5
    Maximum RAM amount 4 GB 1536 MB
    Display Connectors No outputs 2x DVI, 1x mini-HDMI
      Check Price Check Price
    • GeForce GTX 580 has 225% more power consumption, than GeForce 940M.
    • GeForce 940M is connected by PCIe 3.0 x8, and GeForce GTX 580 uses PCIe 2.0 x16 interface.
    • GeForce GTX 580 has 1532 GB more memory, than GeForce 940M.
    • GeForce 940M is used in Laptops, and GeForce GTX 580 - in Desktops.
    • GeForce 940M is build with Maxwell architecture, and GeForce GTX 580 - with Fermi.
    • Core clock speed of GeForce GTX 580 is 472 MHz higher, than GeForce 940M.
    • GeForce 940M is manufactured by 28 nm process technology, and GeForce GTX 580 - by 40 nm process technology.
    • Memory clock speed of GeForce GTX 580 is 4 MHz higher, than GeForce 940M.

    Game benchmarks

    high / 1080p 2−3 21−24
    ultra / 1080p 1−2 14−16
    QHD / 1440p 0−1 8−9
    4K / 2160p − 6−7
    low / 720p 12−14 40−45
    medium / 1080p 4−5 27−30
    The average gaming FPS of GeForce GTX 580 in Assassin's Creed Odyssey is 440% more, than GeForce 940M.

    Full Specs

      GeForce 940M GeForce GTX 580
    Architecture Maxwell Fermi
    Code name N16S-GT-S/B GF110
    Type Laptop Desktop
    Release date 12 March 2015 9 November 2010
    Pipelines 384 512
    Core clock speed 1072 MHz 1544 MHz
    Boost Clock 1176 MHz
    Transistor count 1,870 million 3,000 million
    Manufacturing process technology 28 nm 40 nm
    Texture fill rate 28.22 49.4 billion/sec
    Floating-point performance 903.2 gflops 1,581.1 gflops
    Length 10.5" (267 mm) (26.7 cm)
    Memory bus width 64 Bit 384 Bit
    Memory clock speed 2000 MHz 2004 MHz (4008 data rate)
    Memory bandwidth 14.4 GB/s 192.4 GB/s
    Shared memory -
    DirectX 12 (11_0) 12 (11_0)
    Shader Model 5.1 5.1
    OpenGL 4.5 4.2
    OpenCL 1.2 1.1
    Vulkan 1.1.126 N/A
    CUDA + +
    CUDA cores 512
    Bus support PCI Express 3.0 PCI-E 2.0 x 16
    Height 4.376" (111 mm) (11.1 cm)
    SLI options +
    Multi monitor support +
    HDMI +
    Maximum VGA resolution 2048x1536
    Audio input for HDMI Internal
    Bitcoin / BTC (SHA256) 101 Mh/s 142 Mh/s
    Laptop size medium sized
    Optimus +
    GPU Boost 2.0
    GameWorks +
      Check Price Check Price

    Similar compares