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    Quadro P400 vs Radeon R7 M340

    Find out if it is worth upgrading your current GPU setup by comparing Quadro P400 and Radeon R7 M340. 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 Quadro P400 and Radeon R7 M340. 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.
    Quadro P400 Check Price
    Radeon R7 M340 Check Price

    Radeon R7 M340 is a Laptop Graphics Card

    Note: Radeon R7 M340 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 R7 M340 here:

    Radeon R7 M340 Laptops

    Main Specs

      Quadro P400 Radeon R7 M340
    Power consumption (TDP) 30 Watt
    Interface PCIe 3.0 x16 PCIe 3.0 x8
    Supplementary power connectors None None
    Memory type GDDR5 DDR3
    Maximum RAM amount 2 GB 4 GB
    Display Connectors 3x mini-DisplayPort No outputs
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    • Quadro P400 is connected by PCIe 3.0 x16, and Radeon R7 M340 uses PCIe 3.0 x8 interface.
    • Radeon R7 M340 has 2 GB more memory, than Quadro P400.
    • Quadro P400 is used in Desktops, and Radeon R7 M340 - in Laptops.
    • Quadro P400 is build with Pascal architecture, and Radeon R7 M340 - with GCN.
    • Core clock speed of Quadro P400 is 207 MHz higher, than Radeon R7 M340.
    • Quadro P400 is manufactured by 14 nm process technology, and Radeon R7 M340 - by 28 nm process technology.
    • Memory clock speed of Quadro P400 is 3008 MHz higher, than Radeon R7 M340.

    Game benchmarks

    high / 1080p 7−8 0−1
    ultra / 1080p 4−5 −
    QHD / 1440p 0−1 0−1
    low / 720p 18−20 1−2
    medium / 1080p 9−10 0−1
    The average gaming FPS of Quadro P400 in Assassin's Creed Odyssey is 1800% more, than Radeon R7 M340.

    Full Specs

      Quadro P400 Radeon R7 M340
    Architecture Pascal GCN
    Code name GP107 Meso Pro DDR3
    Type Workstation Laptop
    Release date 7 February 2017 16 June 2015
    Pipelines 256 320
    Core clock speed 1228 MHz 1021 MHz
    Boost Clock 1252 MHz 1021 MHz
    Transistor count 3,300 million 950 million
    Manufacturing process technology 14 nm 28 nm
    Texture fill rate 20.03 17.16
    Floating-point performance 679.9 gflops 549.1 gflops
    Length 145 mm
    Memory bus width 64 Bit 128 Bit
    Memory clock speed 4008 MHz 1000 MHz
    Memory bandwidth 32.06 GB/s 16 GB/s
    Shared memory -
    DirectX 12 (12_1)
    Shader Model 6.4 5.1
    OpenGL 4.6 4.4
    OpenCL 1.2 Not Listed
    Vulkan 1.2.131 +
    CUDA 6.1
    FreeSync +
    Bus support PCIe 3.0
    Bitcoin / BTC (SHA256) 74 Mh/s
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
    Compute units 6
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