GeForce GT 755M vs Radeon RX 550X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 755M 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 GT 755M 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 GT 755M is a Laptop Graphics Card

Note: GeForce GT 755M 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 GT 755M here:

Main Specs

  GeForce GT 755M Radeon RX 550X
Power consumption (TDP) 50 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Both graphics cards have the same power consumption of 50 Watt.
  • GeForce GT 755M is connected by PCIe 3.0 x16, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • GeForce GT 755M and Radeon RX 550X have maximum RAM of 4 GB.
  • GeForce GT 755M is used in Laptops, and Radeon RX 550X - in Desktops.
  • GeForce GT 755M is build with Kepler architecture, and Radeon RX 550X - with GCN 4.0.
  • Core clock speed of Radeon RX 550X is 120 MHz higher, than GeForce GT 755M.
  • GeForce GT 755M is manufactured by 28 nm process technology, and Radeon RX 550X - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X is 600 MHz higher, than GeForce GT 755M.

Game benchmarks

high / 1080p 7−8 10−11
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 0−1
low / 720p 18−20 21−24
medium / 1080p 9−10 12−14
The average gaming FPS of Radeon RX 550X in Assassin's Creed Odyssey is 30% more, than GeForce GT 755M.

Full Specs

  GeForce GT 755M Radeon RX 550X
Architecture Kepler GCN 4.0
Code name N14P- Lexa
Type Laptop Desktop
Release date 25 June 2013 16 December 2018
Pipelines 384 512
Core clock speed 980 MHz 1100 MHz
Boost Clock 1183 MHz
Transistor count 1,270 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.36 37.86
Floating-point performance 752.6 gflops 1,211 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 5400 MHz 6000 MHz
Memory bandwidth 86.4 GB/s 96 GB/s
Shared memory -
DirectX 12 API 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 +
Bus support PCI Express 3.0, PCI Express 2.0
HDMI +
Bitcoin / BTC (SHA256) 27 Mh/s
Laptop size medium sized
Standard memory configuration 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 +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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