GeForce GTX 850M vs Radeon RX 550X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 850M and Radeon RX 550X. 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 GTX 850M and Radeon RX 550X. 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 GTX 850M is a Laptop Graphics Card

Note: GeForce GTX 850M 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 GeForce GTX 850M here:

Main Specs

  GeForce GTX 850M Radeon RX 550X
Power consumption (TDP) 45 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 550X has 11% more power consumption, than GeForce GTX 850M.
  • GeForce GTX 850M is connected by PCIe 3.0 x16, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • GeForce GTX 850M and Radeon RX 550X have maximum RAM of 4 GB.
  • GeForce GTX 850M is used in Laptops, and Radeon RX 550X - in Desktops.
  • GeForce GTX 850M is build with Maxwell architecture, and Radeon RX 550X - with GCN 4.0.
  • GeForce GTX 850M is manufactured by 28 nm process technology, and Radeon RX 550X - by 14 nm process technology.

Game benchmarks

high / 1080p 12−14 10−11
ultra / 1080p 8−9 6−7
QHD / 1440p 2−3 0−1
low / 720p 27−30 21−24
medium / 1080p 16−18 12−14
The average gaming FPS of GeForce GTX 850M in Assassin's Creed Odyssey is 23% more, than Radeon RX 550X.

Full Specs

  GeForce GTX 850M Radeon RX 550X
Architecture Maxwell GCN 4.0
Code name N15P-GT Lexa
Type Laptop Desktop
Release date 12 March 2014 16 December 2018
Pipelines 640 512
Core clock speed 1100 MHz
Boost Clock 1183 MHz
Transistor count 1,870 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 36.08 37.86
Floating-point performance 1,155 gflops 1,211 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 80.0 GB/s 96 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.1.126 1.2.131
CUDA +
CUDA cores 640
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 153 Mh/s
Laptop size medium sized
Standard memory configuration DDR3 or GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
Ethereum / ETH (DaggerHashimoto) 1.8 Mh/s
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