GeForce GT 755M SLI vs Radeon R9 M385X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 755M SLI 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 GT 755M SLI 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 GT 755M SLI and Radeon R9 M385X are Laptop Graphics Cards

Note: GeForce GT 755M SLI 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 GT 755M SLI or Radeon R9 M385X here:

Main Specs

  GeForce GT 755M SLI Radeon R9 M385X
Power consumption (TDP) 2x ~50 Watt
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 2 GB 4 GB
Display Connectors No outputs
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  • Radeon R9 M385X has 2 GB more memory, than GeForce GT 755M SLI.
  • Both cards are used in Laptops.
  • GeForce GT 755M SLI is build with Kepler architecture, and Radeon R9 M385X - with GCN.
  • Core clock speed of Radeon R9 M385X is 120 MHz higher, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI and Radeon R9 M385X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 755M SLI is 3900 MHz higher, than Radeon R9 M385X.

Game benchmarks

high / 1080p 14−16 8−9
ultra / 1080p 8−9 5−6
QHD / 1440p 2−3 0−1
low / 720p 30−35 18−20
medium / 1080p 18−20 10−11
The average gaming FPS of GeForce GT 755M SLI in Assassin's Creed Odyssey is 80% more, than Radeon R9 M385X.

Full Specs

  GeForce GT 755M SLI Radeon R9 M385X
Architecture Kepler GCN
Code name N14P-? Strato-XT-M3
Type Laptop Laptop
Release date 1 November 2013 16 June 2015
Pipelines 768 896
Core clock speed 980 MHz 1100 MHz
Boost Clock 1100 MHz
Transistor count 2x 1300 Million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 61.60
Floating-point performance 1,971 gflops
Memory bus width 2x 128 Bit 128 Bit
Memory clock speed 5400 MHz 1500 MHz
Memory bandwidth 76.8 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
CUDA +
FreeSync +
Bus support PCIe 3.0
Laptop size large large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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