Iris Pro Graphics 5200 vs Mobility Radeon HD 3870 X2

In this comparison between Iris Pro Graphics 5200 and Mobility Radeon HD 3870 X2 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Iris Pro Graphics 5200 will be the best choice, for others Mobility Radeon HD 3870 X2 will be their preference. Study the comparison tables below and make your choice.

Iris Pro Graphics 5200 and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

Note: Iris Pro Graphics 5200 and Mobility Radeon HD 3870 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 Iris Pro Graphics 5200 or Mobility Radeon HD 3870 X2 here:

Main Specs

  Iris Pro Graphics 5200 Mobility Radeon HD 3870 X2
Power consumption (TDP) 45 Watt 110 Watt
Interface PCIe 1.0 x16 PCIe 2.0 x16
Memory type eDRAM GDDR3
Maximum RAM amount 128 MB 512 MB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 144% more power consumption, than Iris Pro Graphics 5200.
  • Iris Pro Graphics 5200 is connected by PCIe 1.0 x16, and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • Mobility Radeon HD 3870 X2 has 384 GB more memory, than Iris Pro Graphics 5200.
  • Both cards are used in Laptops.
  • Iris Pro Graphics 5200 is build with Gen. 7.5 Haswell architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of Mobility Radeon HD 3870 X2 is 460 MHz higher, than Iris Pro Graphics 5200.
  • Iris Pro Graphics 5200 is manufactured by 22 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 9−10 6−7
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 21−24 16−18
medium / 1080p 10−12 8−9
The average gaming FPS of Iris Pro Graphics 5200 in Assassin's Creed Odyssey is 33% more, than Mobility Radeon HD 3870 X2.

Full Specs

  Iris Pro Graphics 5200 Mobility Radeon HD 3870 X2
Architecture Gen. 7.5 Haswell RV6xx
Code name Haswell GT3e M88-XT CF
Type Laptop Laptop
Release date 5 June 2013 1 September 2008
Pipelines 40 640
Core clock speed 200 MHz 660 MHz
Boost Clock 1300 MHz
Transistor count 392 million 666 million
Manufacturing process technology 22 nm 55 nm
Texture fill rate 52.00 10.56
Floating-point performance 104.0 gflops 2x 422.4 gflops
Memory bus width 256 Bit
Memory clock speed 850 MHz
Memory bandwidth 54.4 GB/s
Shared memory + -
DirectX 12 (11_1) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.3 3.3
OpenCL 1.2 N/A
Vulkan 1.1.80 N/A
Laptop size medium sized large
Quick Sync +
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