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    Iris Graphics 540 vs Radeon R9 M390X

    Find out if it is worth upgrading your current GPU setup by comparing Iris Graphics 540 and Radeon R9 M390X. 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 Iris Graphics 540 and Radeon R9 M390X. 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.
    Iris Graphics 540 Check Price
    Radeon R9 M390X Check Price

    Iris Graphics 540 and Radeon R9 M390X are Laptop Graphics Cards

    Note: Iris Graphics 540 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 Iris Graphics 540 or Radeon R9 M390X here:

    Iris Graphics 540 Laptops
    Radeon R9 M390X Laptops

    Main Specs

      Iris Graphics 540 Radeon R9 M390X
    Power consumption (TDP) 15 Watt 100 Watt
    Interface PCIe 3.0 x1 PCIe 3.0 x16
    Supplementary power connectors None
    Memory type eDRAM GDDR5
    Maximum RAM amount 64 MB 4 GB
    Display Connectors No outputs No outputs
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    • Radeon R9 M390X has 566% more power consumption, than Iris Graphics 540.
    • Iris Graphics 540 is connected by PCIe 3.0 x1, and Radeon R9 M390X uses PCIe 3.0 x16 interface.
    • Iris Graphics 540 has 60 GB more memory, than Radeon R9 M390X.
    • Both cards are used in Laptops.
    • Iris Graphics 540 is build with Gen. 9 Skylake architecture, and Radeon R9 M390X - with GCN 3.
    • Core clock speed of Radeon R9 M390X is 423 MHz higher, than Iris Graphics 540.
    • Iris Graphics 540 is manufactured by 14 nm process technology, and Radeon R9 M390X - by 28 nm process technology.

    Game benchmarks

    high / 1080p 8−9 21−24
    ultra / 1080p 5−6 12−14
    QHD / 1440p 0−1 8−9
    4K / 2160p − 5−6
    low / 720p 20−22 40−45
    medium / 1080p 10−12 27−30
    The average gaming FPS of Radeon R9 M390X in Assassin's Creed Odyssey is 136% more, than Iris Graphics 540.

    Full Specs

      Iris Graphics 540 Radeon R9 M390X
    Architecture Gen. 9 Skylake GCN 3
    Code name Skylake GT3e Amethyst (XT) / Tonga
    Type Laptop Laptop
    Release date 1 September 2015 9 June 2015
    Pipelines 48 2048
    Core clock speed 300 MHz 723 MHz
    Boost Clock 1050 MHz
    Transistor count 189 million 5,000 million
    Manufacturing process technology 14 nm 28 nm
    Texture fill rate 50.40 92.54
    Floating-point performance 2,961 gflops
    Memory bus width 256 Bit
    Memory bandwidth 160.0 GB/s
    Shared memory + -
    DirectX 12 (12_1)
    Shader Model 6.4 6.3
    OpenGL 4.6 4.4
    OpenCL 2.1 Not Listed
    Vulkan 1.1.97 +
    FreeSync +
    Bus support PCIe 3.0
    Laptop size large
    Eyefinity +
    HD3D +
    PowerTune +
    DualGraphics +
    ZeroCore +
    Switchable graphics +
    Mantle +
    Quick Sync +
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