Quadro P520 vs Radeon R9 M385X

When choosing between Quadro P520 and Radeon R9 M385X, 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 P520 and Radeon R9 M385X.

Quadro P520 and Radeon R9 M385X are Laptop Graphics Cards

Note: Quadro P520 and Radeon R9 M385X 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 P520 or Radeon R9 M385X here:

Main Specs

  Quadro P520 Radeon R9 M385X
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
  Check Price Check Price
  • Radeon R9 M385X has 2 GB more memory, than Quadro P520.
  • Quadro P520 is used in Mobile workstations, and Radeon R9 M385X - in Laptops.
  • Quadro P520 is build with Pascal architecture, and Radeon R9 M385X - with GCN.
  • Core clock speed of Quadro P520 is 203 MHz higher, than Radeon R9 M385X.
  • Quadro P520 is manufactured by 14 nm process technology, and Radeon R9 M385X - by 28 nm process technology.
  • Memory clock speed of Quadro P520 is 4500 MHz higher, than Radeon R9 M385X.

Game benchmarks

high / 1080p 10−12 8−9
ultra / 1080p 6−7 5−6
QHD / 1440p 1−2 0−1
low / 720p 24−27 18−20
medium / 1080p 12−14 10−11
The average gaming FPS of Quadro P520 in Assassin's Creed Odyssey is 40% more, than Radeon R9 M385X.

Full Specs

  Quadro P520 Radeon R9 M385X
Architecture Pascal GCN
Code name Strato-XT-M3
Type Mobile workstation Laptop
Release date 27 May 2019 16 June 2015
Pipelines 384 896
Core clock speed 1303 MHz 1100 MHz
Boost Clock 1493 MHz 1100 MHz
Transistor count 2,080 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 61.60
Floating-point performance 1,971 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 6000 MHz 1500 MHz
Memory bandwidth 76.8 GB/s
Shared memory - -
DirectX DirectX 12_1
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
Vulkan +
FreeSync +
Bus support PCIe 3.0
Laptop size large large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
  Check Price Check Price