Quadro K3100M vs Radeon R9 M385

When comparing Quadro K3100M and Radeon R9 M385, 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 Quadro K3100M and Radeon R9 M385 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Quadro K3100M and Radeon R9 M385 are Laptop Graphics Cards

Note: Quadro K3100M and Radeon R9 M385 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 K3100M or Radeon R9 M385 here:

Main Specs

  Quadro K3100M Radeon R9 M385
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Quadro K3100M is connected by MXM-B (3.0), and Radeon R9 M385 uses PCIe 3.0 x16 interface.
  • Quadro K3100M and Radeon R9 M385 have maximum RAM of 4 GB.
  • Quadro K3100M is used in Mobile workstations, and Radeon R9 M385 - in Laptops.
  • Quadro K3100M is build with Kepler architecture, and Radeon R9 M385 - with GCN.
  • Quadro K3100M and Radeon R9 M385 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K3100M is 1700 MHz higher, than Radeon R9 M385.

Game benchmarks

high / 1080p 10−12 10−12
ultra / 1080p 7−8 6−7
QHD / 1440p 1−2 1−2
low / 720p 24−27 24−27
medium / 1080p 14−16 12−14
The average gaming FPS of Quadro K3100M in Assassin's Creed Odyssey is 9% more, than Radeon R9 M385.

Full Specs

  Quadro K3100M Radeon R9 M385
Architecture Kepler GCN
Code name N15E-Q1-A2 Strato
Type Mobile workstation Laptop
Release date 23 July 2013 16 June 2015
Pipelines 768 896
Core clock speed 706 MHz
Boost Clock 1100 MHz
Transistor count 3,540 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 45.18 56.00
Floating-point performance 1,084 gflops 1,792 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 3200 MHz 1500 MHz
Memory bandwidth 102.4 GB/s 76.8 GB/s
Shared memory - -
DirectX 12
Shader Model 5 6.3
OpenGL 4.5 4.4
OpenCL 1.2 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 44 Mh/s
Laptop size large medium sized
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
Display Port 1.2
3D Vision Pro +
Mosaic +
nView Display Management +
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