GeForce GT 755M SLI vs Radeon HD 4890

When choosing between GeForce GT 755M SLI and Radeon HD 4890, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 755M SLI and Radeon HD 4890.

GeForce GT 755M SLI is a Laptop Graphics Card

Note: GeForce GT 755M SLI 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 SLI here:

Main Specs

  GeForce GT 755M SLI Radeon HD 4890
Power consumption (TDP) 2x ~50 Watt 190 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 2 GB 1 GB
Display Connectors 2x DVI, 1x S-Video
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  • Radeon HD 4890 has 9400% more power consumption, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI has 1 GB more memory, than Radeon HD 4890.
  • GeForce GT 755M SLI is used in Laptops, and Radeon HD 4890 - in Desktops.
  • GeForce GT 755M SLI is build with Kepler architecture, and Radeon HD 4890 - with TeraScale.
  • Core clock speed of GeForce GT 755M SLI is 130 MHz higher, than Radeon HD 4890.
  • GeForce GT 755M SLI is manufactured by 28 nm process technology, and Radeon HD 4890 - by 55 nm process technology.
  • Memory clock speed of GeForce GT 755M SLI is 1500 MHz higher, than Radeon HD 4890.

Game benchmarks

high / 1080p 14−16 7−8
ultra / 1080p 8−9 4−5
QHD / 1440p 2−3 0−1
low / 720p 30−35 16−18
medium / 1080p 18−20 8−9
The average gaming FPS of GeForce GT 755M SLI in Assassin's Creed Odyssey is 100% more, than Radeon HD 4890.

Full Specs

  GeForce GT 755M SLI Radeon HD 4890
Architecture Kepler TeraScale
Code name N14P-? RV790
Type Laptop Desktop
Release date 1 November 2013 2 April 2009
Pipelines 768 800
Core clock speed 980 MHz 850 MHz
Transistor count 2x 1300 Million 959 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 34.00
Floating-point performance 1,360.0 gflops
Length 241 mm
Memory bus width 2x 128 Bit 256 Bit
Memory clock speed 5400 MHz 3900 MHz
Memory bandwidth 124.8 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 10.1 (10_1)
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
CUDA +
Laptop size large
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