FirePro M6100 vs Mobility Radeon HD 4870

If you are going to buy a new graphics card and are choosing between FirePro M6100 and Mobility Radeon HD 4870, 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 FirePro M6100 stacks up against Mobility Radeon HD 4870, check out specs charts below.

FirePro M6100 and Mobility Radeon HD 4870 are Laptop Graphics Cards

Note: FirePro M6100 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 FirePro M6100 or Mobility Radeon HD 4870 here:

Main Specs

  FirePro M6100 Mobility Radeon HD 4870
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs No outputs
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  • FirePro M6100 is connected by MXM-B (3.0), and Mobility Radeon HD 4870 uses PCIe 2.0 x16 interface.
  • FirePro M6100 has 1 GB more memory, than Mobility Radeon HD 4870.
  • Both cards are used in Laptops.
  • FirePro M6100 is build with GCN architecture, and Mobility Radeon HD 4870 - with Terascale 1.
  • Core clock speed of FirePro M6100 is 550 MHz higher, than Mobility Radeon HD 4870.
  • FirePro M6100 is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 - by 55 nm process technology.
  • Memory clock speed of FirePro M6100 is 5112 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks

high / 1080p 10−11 7−8
ultra / 1080p 6−7 4−5
QHD / 1440p 0−1 0−1
low / 720p 21−24 16−18
medium / 1080p 12−14 8−9
The average gaming FPS of FirePro M6100 in Assassin's Creed Odyssey is 44% more, than Mobility Radeon HD 4870.

Full Specs

  FirePro M6100 Mobility Radeon HD 4870
Architecture GCN Terascale 1
Code name Bonaire M98-XT
Type Laptop Laptop
Release date 1 October 2013 9 January 2009
Pipelines 768 800
Core clock speed 1100 MHz 550 MHz
Transistor count 2,080 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 51.60 22.00
Floating-point performance 1,651 gflops 880.0 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 6000 MHz 888 MHz
Memory bandwidth 88 GB/s 56.83 GB/s
Shared memory - -
DirectX 12 (12_0) 10.1 (10_1)
Shader Model 6.3 4.1
OpenGL 4.6 3.3
OpenCL 2.0 1.1
Vulkan 1.2.131 N/A
Bitcoin / BTC (SHA256) 196 Mh/s
Laptop size large large
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