FirePro V7900 vs Radeon 520

When choosing between FirePro V7900 and Radeon 520, 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 V7900 and Radeon 520.

Radeon 520 is a Laptop Graphics Card

Note: Radeon 520 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 520 here:

Main Specs

  FirePro V7900 Radeon 520
Power consumption (TDP) 151 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 6-pin None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 4x DisplayPort 1x DVI, 1x HDMI, 1x VGA
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  • FirePro V7900 has 202% more power consumption, than Radeon 520.
  • FirePro V7900 is connected by PCIe 2.0 x16, and Radeon 520 uses PCIe 3.0 x8 interface.
  • FirePro V7900 and Radeon 520 have maximum RAM of 2 GB.
  • FirePro V7900 is used in Desktops, and Radeon 520 - in Laptops.
  • FirePro V7900 is build with TeraScale 3 architecture, and Radeon 520 - with GCN 1.0.
  • Core clock speed of Radeon 520 is 305 MHz higher, than FirePro V7900.
  • FirePro V7900 is manufactured by 40 nm process technology, and Radeon 520 - by 28 nm process technology.
  • Memory clock speed of FirePro V7900 is 2750 MHz higher, than Radeon 520.

Game benchmarks

high / 1080p 10−12 0−1
ultra / 1080p 6−7
QHD / 1440p 1−2 0−1
low / 720p 24−27 1−2
medium / 1080p 14−16 0−1
The average gaming FPS of FirePro V7900 in Assassin's Creed Odyssey is 2400% more, than Radeon 520.

Full Specs

  FirePro V7900 Radeon 520
Architecture TeraScale 3 GCN 1.0
Code name Cayman Oland
Type Workstation Laptop
Release date 24 May 2011 21 March 2017
Pipelines 1280 320
Core clock speed 725 MHz 1030 MHz
Transistor count 2,640 million 1,040 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 58.00 20.60
Floating-point performance 1,856.0 gflops 659.2 gflops
Length 279 mm
Memory bus width 256 Bit 64 Bit
Memory clock speed 5000 MHz 2250 MHz
Memory bandwidth 160 GB/s 16 GB/s
Shared memory -
DirectX 11.2 (11_0) 12.0
Shader Model 5.0 5.0
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A +
Bus support PCIe 2.1 x16
Bitcoin / BTC (SHA256) 171 Mh/s
Form factor full height / full length
StereoOutput3D +
DisplayPort count 4
Dual-link DVI support +
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