FirePro W4100 vs Radeon HD 7870M

Find out if it is worth upgrading your current GPU setup by comparing FirePro W4100 and Radeon HD 7870M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between FirePro W4100 and Radeon HD 7870M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 7870M is a Laptop Graphics Card

Note: Radeon HD 7870M 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 Radeon HD 7870M here:

Main Specs

  FirePro W4100 Radeon HD 7870M
Power consumption (TDP) 50 Watt 45 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 4x mini-DisplayPort No outputs
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  • FirePro W4100 has 11% more power consumption, than Radeon HD 7870M.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • FirePro W4100 and Radeon HD 7870M have maximum RAM of 2 GB.
  • FirePro W4100 is used in Desktops, and Radeon HD 7870M - in Laptops.
  • FirePro W4100 and Radeon HD 7870M are build with GCN architecture.
  • Core clock speed of Radeon HD 7870M is 170 MHz higher, than FirePro W4100.
  • FirePro W4100 and Radeon HD 7870M are manufactured by 28 nm process technology.
  • Memory clock speed of FirePro W4100 and Radeon HD 7870M is 4000 MHz.

Game benchmarks

high / 1080p 6−7 6−7
ultra / 1080p 4−5 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 16−18
medium / 1080p 8−9 8−9
FirePro W4100 and Radeon HD 7870M have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  FirePro W4100 Radeon HD 7870M
Architecture GCN GCN
Code name Cape Verde Heathrow XT
Type Workstation Laptop
Release date 2 October 2015 24 April 2012
Pipelines 512 640
Core clock speed 630 MHz 800 MHz
Transistor count 1,500 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 20.16 32.00
Floating-point performance 645.1 gflops 1,024 gflops
Length 171 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4000 MHz 4000 MHz
Memory bandwidth 72 GB/s 64 GB/s
Shared memory - -
DirectX 12 (11_1) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 79 Mh/s
Laptop size large
Form factor low profile / half length
Dual-link DVI support +
AppAcceleration +
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