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    Radeon R5 Bristol Ridge vs Radeon R9 M390X

    When comparing Radeon R5 Bristol Ridge and Radeon R9 M390X, 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 R5 Bristol Ridge and Radeon R9 M390X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
    Radeon R5 Bristol Ridge Check Price
    Radeon R9 M390X Check Price

    Radeon R5 Bristol Ridge and Radeon R9 M390X are Laptop Graphics Cards

    Note: Radeon R5 Bristol Ridge and Radeon R9 M390X 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 R5 Bristol Ridge or Radeon R9 M390X here:

    Radeon R5 Bristol Ridge Laptops
    Radeon R9 M390X Laptops

    Main Specs

      Radeon R5 Bristol Ridge Radeon R9 M390X
    Power consumption (TDP) 12-45 Watt 100 Watt
    Interface PCIe 3.0 x16
    Supplementary power connectors None
    Memory type GDDR5
    Maximum RAM amount 4 GB
    Display Connectors No outputs
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    • Radeon R9 M390X has 733% more power consumption, than Radeon R5 Bristol Ridge.
    • Both cards are used in Laptops.
    • Radeon R5 Bristol Ridge is build with GCN 1.2/2.0 architecture, and Radeon R9 M390X - with GCN 3.
    • Radeon R5 Bristol Ridge and Radeon R9 M390X are manufactured by 28 nm process technology.

    Game benchmarks

    high / 1080p 3−4 21−24
    ultra / 1080p 1−2 12−14
    QHD / 1440p 0−1 8−9
    4K / 2160p − 5−6
    low / 720p 14−16 40−45
    medium / 1080p 5−6 27−30
    The average gaming FPS of Radeon R9 M390X in Assassin's Creed Odyssey is 333% more, than Radeon R5 Bristol Ridge.

    Full Specs

      Radeon R5 Bristol Ridge Radeon R9 M390X
    Architecture GCN 1.2/2.0 GCN 3
    Code name Bristol Ridge Amethyst (XT) / Tonga
    Type Laptop Laptop
    Release date 1 June 2016 9 June 2015
    Pipelines 384 2048
    Core clock speed 723 MHz
    Boost Clock 800 MHz
    Transistor count 3100 Million 5,000 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 92.54
    Floating-point performance 2,961 gflops
    Memory bus width 64/128 Bit 256 Bit
    Memory bandwidth 160.0 GB/s
    Shared memory + -
    DirectX DirectX 12 (FL 12_0)
    Shader Model 6.3
    OpenGL 4.4
    OpenCL Not Listed
    Vulkan +
    FreeSync +
    Bus support PCIe 3.0
    Laptop size medium sized large
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
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