Quadro K4000M vs Radeon R9 M390

When choosing between Quadro K4000M and Radeon R9 M390, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Quadro K4000M and Radeon R9 M390.

Quadro K4000M and Radeon R9 M390 are Laptop Graphics Cards

Note: Quadro K4000M and Radeon R9 M390 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 Quadro K4000M or Radeon R9 M390 here:

Main Specs

  Quadro K4000M Radeon R9 M390
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0)
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • Quadro K4000M has 2 GB more memory, than Radeon R9 M390.
  • Quadro K4000M is used in Mobile workstations, and Radeon R9 M390 - in Laptops.
  • Quadro K4000M is build with Kepler architecture, and Radeon R9 M390 - with GCN.
  • Quadro K4000M and Radeon R9 M390 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 10−11 18−20
ultra / 1080p 6−7 10−11
QHD / 1440p 1−2 5−6
4K / 2160p 4−5
low / 720p 21−24 35−40
medium / 1080p 12−14 21−24
The average gaming FPS of Radeon R9 M390 in Assassin's Creed Odyssey is 90% more, than Quadro K4000M.

Full Specs

  Quadro K4000M Radeon R9 M390
Architecture Kepler GCN
Code name N14E-Q3 Pitcairn
Type Mobile workstation Laptop
Release date 1 June 2012 9 June 2015
Pipelines 960 1024
Core clock speed 600 MHz
Transistor count 3,540 million 5000 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 48.08
Floating-point performance 1,154 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 2800 MHz
Memory bandwidth 89.6 GB/s
Shared memory - -
DirectX 12 (11_0)
Shader Model 5.1
OpenGL 4.6 4.4
OpenCL 1.2 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 37 Mh/s 242 Mh/s
Laptop size large large
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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