GeForce GT 650M SLI vs Mobility Radeon HD 4870

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 650M SLI and Mobility Radeon HD 4870. 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 650M SLI and Mobility Radeon HD 4870. 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 650M SLI and Mobility Radeon HD 4870 are Laptop Graphics Cards

Note: GeForce GT 650M SLI and Mobility Radeon HD 4870 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 650M SLI or Mobility Radeon HD 4870 here:

Main Specs

  GeForce GT 650M SLI Mobility Radeon HD 4870
Interface PCIe 2.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2x2 GB 1 GB
Display Connectors No outputs
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  • GeForce GT 650M SLI has 1 GB more memory, than Mobility Radeon HD 4870.
  • Both cards are used in Laptops.
  • GeForce GT 650M SLI is build with Kepler architecture, and Mobility Radeon HD 4870 - with Terascale 1.
  • Core clock speed of GeForce GT 650M SLI is 240 MHz higher, than Mobility Radeon HD 4870.
  • GeForce GT 650M SLI is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 - by 55 nm process technology.
  • Memory clock speed of GeForce GT 650M SLI is 3112 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks

high / 1080p 12−14 7−8
ultra / 1080p 7−8 4−5
QHD / 1440p 2−3 0−1
low / 720p 24−27 16−18
medium / 1080p 14−16 8−9
The average gaming FPS of GeForce GT 650M SLI in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 4870.

Full Specs

  GeForce GT 650M SLI Mobility Radeon HD 4870
Architecture Kepler Terascale 1
Code name N13E-GE M98-XT
Type Laptop Laptop
Release date 22 March 2012 9 January 2009
Pipelines 768 800
Core clock speed 790 MHz 550 MHz
Boost Clock 835 MHz
Transistor count 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 22.00
Floating-point performance 880.0 gflops
Memory bus width 2x 128 Bit 256 Bit
Memory clock speed 4000 MHz 888 MHz
Memory bandwidth 56.83 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 medium sized large
Optimus +
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