Quadro P520 vs Radeon HD 7950

Find out if it is worth upgrading your current GPU setup by comparing Quadro P520 and Radeon HD 7950. 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 Quadro P520 and Radeon HD 7950. 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.

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 7950
Power consumption (TDP) 200 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 6-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 7950 has 1 GB more memory, than Quadro P520.
  • Quadro P520 is used in Mobile workstations, and Radeon HD 7950 - in Desktops.
  • Quadro P520 is build with Pascal architecture, and Radeon HD 7950 - with GCN 1.0.
  • Quadro P520 is manufactured by 14 nm process technology, and Radeon HD 7950 - by 28 nm process technology.
  • Memory clock speed of Quadro P520 is 4750 MHz higher, than Radeon HD 7950.

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 7950 in Assassin's Creed Odyssey is 227% more, than Quadro P520.

Full Specs

  Quadro P520 Radeon HD 7950
Architecture Pascal GCN 1.0
Code name Tahiti
Type Mobile workstation Desktop
Release date 27 May 2019 31 January 2012
Pipelines 384 1792
Core clock speed 1303 MHz
Boost Clock 1493 MHz 1250 MHz
Transistor count 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 89.60
Floating-point performance 2,867 gflops
Length 267 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 6000 MHz 1250 MHz
Memory bandwidth 240 GB/s
Shared memory -
DirectX DirectX 12_1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan +
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 381 Mh/s
Laptop size large
Eyefinity +
PowerTune +
ZeroCore +
Design reference
Number of Eyefinity displays 6
CrossFire +
Decred / DCR (Decred) 0.78 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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