GeForce 945M vs Radeon R9 M385X

Find out if it is worth upgrading your current GPU setup by comparing GeForce 945M and Radeon R9 M385X. 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 GeForce 945M and Radeon R9 M385X. 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.

GeForce 945M and Radeon R9 M385X are Laptop Graphics Cards

Note: GeForce 945M 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 GeForce 945M or Radeon R9 M385X here:

Main Specs

  GeForce 945M Radeon R9 M385X
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce 945M is connected by MXM-B (3.0), and Radeon R9 M385X uses PCIe 3.0 x16 interface.
  • GeForce 945M and Radeon R9 M385X have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • GeForce 945M is build with Maxwell architecture, and Radeon R9 M385X - with GCN.
  • Core clock speed of Radeon R9 M385X is 172 MHz higher, than GeForce 945M.
  • GeForce 945M and Radeon R9 M385X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 945M is 500 MHz higher, than Radeon R9 M385X.

Game benchmarks

high / 1080p 10−11 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 GeForce 945M in Assassin's Creed Odyssey is 30% more, than Radeon R9 M385X.

Full Specs

  GeForce 945M Radeon R9 M385X
Architecture Maxwell GCN
Code name GM107 Strato-XT-M3
Type Laptop Laptop
Release date 12 March 2015 16 June 2015
Pipelines 512 896
Core clock speed 928 MHz 1100 MHz
Boost Clock 1045 MHz 1100 MHz
Transistor count 1,870 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 40.80 61.60
Floating-point performance 953.9 gflops 1,971 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 2000 MHz 1500 MHz
Memory bandwidth 28.8 GB/s 76.8 GB/s
Shared memory - -
DirectX 12 (11_0)
Shader Model 5.1 6.3
OpenGL 4.5 4.4
OpenCL 1.2 Not Listed
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCI Express 3.0 PCIe 3.0
Bitcoin / BTC (SHA256) 107 Mh/s
Laptop size medium sized large
Optimus +
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
GPU Boost 2.0
GameWorks +
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