Quadro P520 vs Radeon HD 7970

When comparing Quadro P520 and Radeon HD 7970, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Quadro P520 and Radeon HD 7970 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Quadro P520 is a Laptop Graphics Card

Note: Quadro P520 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 Quadro P520 here:

Main Specs

  Quadro P520 Radeon HD 7970
Power consumption (TDP) 300 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7970 has 1 GB more memory, than Quadro P520.
  • Quadro P520 is used in Mobile workstations, and Radeon HD 7970 - in Desktops.
  • Quadro P520 is build with Pascal architecture, and Radeon HD 7970 - with GCN.
  • Quadro P520 is manufactured by 14 nm process technology, and Radeon HD 7970 - by 28 nm process technology.
  • Memory clock speed of Quadro P520 is 4625 MHz higher, than Radeon HD 7970.

Game benchmarks

high / 1080p 10−12 35−40
ultra / 1080p 6−7 21−24
QHD / 1440p 1−2 16−18
4K / 2160p 10−11
low / 720p 24−27 60−65
medium / 1080p 12−14 40−45
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 227% more, than Quadro P520.

Full Specs

  Quadro P520 Radeon HD 7970
Architecture Pascal GCN
Code name Tahiti XT
Type Mobile workstation Desktop
Release date 27 May 2019 22 December 2011
Pipelines 384 2048
Core clock speed 1303 MHz
Boost Clock 1493 MHz 925 MHz
Transistor count 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 118.4
Floating-point performance 3,789 gflops
Length 274 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 6000 MHz 1375 MHz
Memory bandwidth 264 GB/s
Shared memory - -
DirectX DirectX 12_1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan +
FreeSync +
Bus support PCIe 2.1 x16
HDMI +
Bitcoin / BTC (SHA256) 485 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 20.71 Mh/s
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