GeForce GTX 480M SLI vs Mobility Radeon HD 4870 X2

If you are going to buy a new graphics card and are choosing between GeForce GTX 480M SLI and Mobility Radeon HD 4870 X2, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 480M SLI stacks up against Mobility Radeon HD 4870 X2, check out specs charts below.

GeForce GTX 480M SLI and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: GeForce GTX 480M SLI and Mobility Radeon HD 4870 X2 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 GTX 480M SLI or Mobility Radeon HD 4870 X2 here:

Main Specs

  GeForce GTX 480M SLI Mobility Radeon HD 4870 X2
Power consumption (TDP) 100 Watt
Interface PCIe 2.0 x16
Memory type GDDR5 GDDR3, GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 480M SLI has 2 GB more memory, than Mobility Radeon HD 4870 X2.
  • Both cards are used in Laptops.
  • GeForce GTX 480M SLI is build with Fermi architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of Mobility Radeon HD 4870 X2 is 125 MHz higher, than GeForce GTX 480M SLI.
  • GeForce GTX 480M SLI is manufactured by 40 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of GeForce GTX 480M SLI is 312 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 16−18 9−10
ultra / 1080p 9−10 5−6
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 21−24
medium / 1080p 20−22 12−14
The average gaming FPS of GeForce GTX 480M SLI in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 4870 X2.

Full Specs

  GeForce GTX 480M SLI Mobility Radeon HD 4870 X2
Architecture Fermi Terascale 1
Code name N11E-GTX-A3 M98-XT
Type Laptop Laptop
Release date 25 May 2010 9 January 2009
Pipelines 704 1600
Core clock speed 425 MHz 550 MHz
Transistor count 6000 Million 956 million
Manufacturing process technology 40 nm 55 nm
Texture fill rate 22.00
Floating-point performance 2x 880.0 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 1200 MHz 888 MHz
Memory bandwidth 89.6 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
Laptop size large large
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