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    Quadro K620M vs Radeon R9 280X

    Find out if it is worth upgrading your current GPU setup by comparing Quadro K620M and Radeon R9 280X. 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 K620M and Radeon R9 280X. 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 K620M Check Price
    Radeon R9 280X Check Price

    Quadro K620M is a Laptop Graphics Card

    Note: Quadro K620M 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 Quadro K620M here:

    Quadro K620M Laptops

    Main Specs

      Quadro K620M Radeon R9 280X
    Power consumption (TDP) 30 Watt 250 Watt
    Interface MXM-A (3.0) PCIe 3.0 x16
    Supplementary power connectors None 1 x 6-pin + 1 x 8-pin
    Memory type DDR3 GDDR5
    Maximum RAM amount 2 GB 3 GB
    Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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    • Radeon R9 280X has 733% more power consumption, than Quadro K620M.
    • Quadro K620M is connected by MXM-A (3.0), and Radeon R9 280X uses PCIe 3.0 x16 interface.
    • Radeon R9 280X has 1 GB more memory, than Quadro K620M.
    • Quadro K620M is used in Mobile workstations, and Radeon R9 280X - in Desktops.
    • Quadro K620M is build with Maxwell architecture, and Radeon R9 280X - with GCN.
    • Quadro K620M and Radeon R9 280X are manufactured by 28 nm process technology.

    Game benchmarks

    high / 1080p 3−4 35−40
    ultra / 1080p 1−2 21−24
    QHD / 1440p 0−1 16−18
    4K / 2160p − 10−11
    low / 720p 14−16 60−65
    medium / 1080p 5−6 40−45
    The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 583% more, than Quadro K620M.

    Full Specs

      Quadro K620M Radeon R9 280X
    Architecture Maxwell GCN
    Code name GM108 Thaiti XTL
    Type Mobile workstation Desktop
    Release date 1 March 2015 8 October 2013
    Pipelines 384 2048
    Core clock speed 1029 MHz
    Boost Clock 1124 MHz 1000 MHz
    Transistor count 4,313 million
    Manufacturing process technology 28 nm 28 nm
    Texture fill rate 17.98 128.0
    Floating-point performance 863.2 gflops 4,096 gflops
    Length 275 mm
    Memory bus width 64 Bit 384 Bit
    Memory clock speed 2000 MHz
    Memory bandwidth 14.4 GB/s 288 GB/s
    Shared memory - -
    DirectX 12
    Shader Model 5 5.1
    OpenGL 4.5 4.6
    OpenCL 1.2 1.2
    Vulkan 1.1.126 +
    CUDA +
    Monero / XMR (CryptoNight) 0.5 kh/s
    FreeSync +
    Bus support PCIe 3.0
    HDMI +
    Bitcoin / BTC (SHA256) 92 Mh/s 494 Mh/s
    Optimus +
    Eyefinity +
    HD3D +
    TrueAudio +
    Design reference
    DisplayPort support +
    CrossFire +
    DDMA audio +
    Decred / DCR (Decred) 1.07 Gh/s
    Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
    Zcash / ZEC (Equihash) 285 Sol/s
    Display Port 1.2
    nView Display Management +
    AppAcceleration +
    LiquidVR +
    TressFX +
    UVD +
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