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    Radeon Pro 555 vs Radeon R7 M340

    When comparing Radeon Pro 555 and Radeon R7 M340, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon Pro 555 and Radeon R7 M340 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    Radeon Pro 555 Check Price
    Radeon R7 M340 Check Price

    Radeon Pro 555 and Radeon R7 M340 are Laptop Graphics Cards

    Note: Radeon Pro 555 and Radeon R7 M340 are only used in laptop graphics. They have 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 Pro 555 or Radeon R7 M340 here:

    Radeon Pro 555 Laptops
    Radeon R7 M340 Laptops

    Main Specs

      Radeon Pro 555 Radeon R7 M340
    Power consumption (TDP) 75 Watt
    Interface PCIe 3.0 x8 PCIe 3.0 x8
    Supplementary power connectors None None
    Memory type GDDR5 DDR3
    Maximum RAM amount 2 GB 4 GB
    Display Connectors No outputs No outputs
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    • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
    • Radeon R7 M340 has 2 GB more memory, than Radeon Pro 555.
    • Radeon Pro 555 is used in Mobile workstations, and Radeon R7 M340 - in Laptops.
    • Radeon Pro 555 is build with Polaris architecture, and Radeon R7 M340 - with GCN.
    • Core clock speed of Radeon R7 M340 is 166 MHz higher, than Radeon Pro 555.
    • Radeon Pro 555 is manufactured by 14 nm process technology, and Radeon R7 M340 - by 28 nm process technology.
    • Memory clock speed of Radeon Pro 555 is 4080 MHz higher, than Radeon R7 M340.

    Game benchmarks

    high / 1080p 16−18 0−1
    ultra / 1080p 9−10 −
    QHD / 1440p 4−5 0−1
    4K / 2160p 4−5 −
    low / 720p 30−35 1−2
    medium / 1080p 20−22 0−1
    The average gaming FPS of Radeon Pro 555 in Assassin's Creed Odyssey is 3100% more, than Radeon R7 M340.

    Full Specs

      Radeon Pro 555 Radeon R7 M340
    Architecture Polaris GCN
    Code name Polaris 21 Meso Pro DDR3
    Type Mobile workstation Laptop
    Release date 5 June 2017 16 June 2015
    Pipelines 768 320
    Core clock speed 855 MHz 1021 MHz
    Boost Clock 1021 MHz
    Transistor count 3,000 million 950 million
    Manufacturing process technology 14 nm 28 nm
    Texture fill rate 40.80 17.16
    Floating-point performance 1,306 gflops 549.1 gflops
    Memory bus width 128 Bit 128 Bit
    Memory clock speed 5080 MHz 1000 MHz
    Memory bandwidth 81.6 GB/s 16 GB/s
    Shared memory - -
    DirectX 12 (12_0)
    Shader Model 6.4 5.1
    OpenGL 4.6 4.4
    OpenCL 2.0 Not Listed
    Vulkan 1.2.131 +
    FreeSync + +
    Bus support PCIe 3.0
    Bitcoin / BTC (SHA256) 74 Mh/s
    Laptop size large
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
    Compute units 6
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