Mobility Radeon HD 3870 X2 vs Radeon HD 4810

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 3870 X2 and Radeon HD 4810, 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 Mobility Radeon HD 3870 X2 stacks up against Radeon HD 4810, check out specs charts below.

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Main Specs

  Mobility Radeon HD 3870 X2 Radeon HD 4810
Power consumption (TDP) 110 Watt 95 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 512 MB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • Mobility Radeon HD 3870 X2 has 15% more power consumption, than Radeon HD 4810.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Mobility Radeon HD 3870 X2 and Radeon HD 4810 have maximum RAM of 512 GB.
  • Mobility Radeon HD 3870 X2 is used in Laptops, and Radeon HD 4810 - in Desktops.
  • Mobility Radeon HD 3870 X2 is build with RV6xx architecture, and Radeon HD 4810 - with TeraScale.
  • Core clock speed of Mobility Radeon HD 3870 X2 is 35 MHz higher, than Radeon HD 4810.
  • Mobility Radeon HD 3870 X2 and Radeon HD 4810 are manufactured by 55 nm process technology.
  • Memory clock speed of Radeon HD 4810 is 2750 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 6−7 0−1
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 1−2
medium / 1080p 8−9 0−1
The average gaming FPS of Mobility Radeon HD 3870 X2 in Assassin's Creed Odyssey is 1600% more, than Radeon HD 4810.

Full Specs

  Mobility Radeon HD 3870 X2 Radeon HD 4810
Architecture RV6xx TeraScale
Code name M88-XT CF RV770
Type Laptop Desktop
Release date 1 September 2008 28 May 2009
Pipelines 640 640
Core clock speed 660 MHz 625 MHz
Transistor count 666 million 956 million
Manufacturing process technology 55 nm 55 nm
Texture fill rate 10.56 20.00
Floating-point performance 2x 422.4 gflops 800.0 gflops
Length 246 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 850 MHz 3600 MHz
Memory bandwidth 54.4 GB/s 57.6 GB/s
Shared memory -
DirectX 10.1 (10_1) 10.1 (10_1)
Shader Model 4.1 4.1
OpenGL 3.3 3.3
OpenCL N/A 1.1
Vulkan N/A N/A
Laptop size large
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