FirePro M4100 vs Radeon HD 6870

When choosing between FirePro M4100 and Radeon HD 6870, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between FirePro M4100 and Radeon HD 6870.

FirePro M4100 is a Laptop Graphics Card

Note: FirePro M4100 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 FirePro M4100 here:

Main Specs

  FirePro M4100 Radeon HD 6870
Power consumption (TDP) 151 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • FirePro M4100 is connected by PCIe 3.0 x8, and Radeon HD 6870 uses PCIe 2.0 x16 interface.
  • FirePro M4100 has 1 GB more memory, than Radeon HD 6870.
  • FirePro M4100 is used in Mobile workstations, and Radeon HD 6870 - in Desktops.
  • FirePro M4100 is build with GCN architecture, and Radeon HD 6870 - with Terascale 2.
  • FirePro M4100 is manufactured by 28 nm process technology, and Radeon HD 6870 - by 40 nm process technology.
  • Memory clock speed of FirePro M4100 is 2950 MHz higher, than Radeon HD 6870.

Game benchmarks

high / 1080p 1−2 10−12
ultra / 1080p 0−1 6−7
QHD / 1440p 0−1 1−2
low / 720p 12−14 24−27
medium / 1080p 3−4 12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 166% more, than FirePro M4100.

Full Specs

  FirePro M4100 Radeon HD 6870
Architecture GCN Terascale 2
Code name Mars RV940 Barts
Type Mobile workstation Desktop
Release date 1 October 2013 22 October 2010
Pipelines 384 1120
Core clock speed 670 MHz
Boost Clock 900 MHz
Transistor count 950 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 16.08 50.40
Floating-point performance 514.6 gflops 2,016.0 gflops
Length 220 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 4000 MHz 1050 MHz
Memory bandwidth 64 GB/s 134.4 GB/s
Shared memory - -
DirectX 12 (11_1)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.2.131
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 74 Mh/s 213 Mh/s
Laptop size medium sized
Eyefinity +
Design reference
CrossFire +
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