Quadro P620 vs Radeon HD 7770

When choosing between Quadro P620 and Radeon HD 7770, 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 Quadro P620 and Radeon HD 7770.

Main Specs

  Quadro P620 Radeon HD 7770
Power consumption (TDP) 40 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors 4x mini-DisplayPort
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  • Quadro P620 has 2 GB more memory, than Radeon HD 7770.
  • Both cards are used in Desktops.
  • Quadro P620 is build with Pascal architecture, and Radeon HD 7770 - with GCN.
  • Core clock speed of Quadro P620 is 177 MHz higher, than Radeon HD 7770.
  • Quadro P620 is manufactured by 14 nm process technology, and Radeon HD 7770 - by 28 nm process technology.
  • Memory clock speed of Quadro P620 is 1500 MHz higher, than Radeon HD 7770.

Game benchmarks

high / 1080p 18−20 10−11
ultra / 1080p 10−12 6−7
QHD / 1440p 5−6 1−2
4K / 2160p 4−5
low / 720p 35−40 24−27
medium / 1080p 21−24 12−14
The average gaming FPS of Quadro P620 in Assassin's Creed Odyssey is 72% more, than Radeon HD 7770.

Full Specs

  Quadro P620 Radeon HD 7770
Architecture Pascal GCN
Code name GP107 Cape Verde
Type Workstation Desktop
Release date 27 May 2019 15 February 2012
Pipelines 512 640
Core clock speed 1177 MHz 1000 MHz
Boost Clock 1442 MHz
Transistor count 3,300 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 43.33
Floating-point performance 1,490 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 6000 MHz 4500 MHz
Memory bandwidth 80.13 GB/s
Shared memory - -
DirectX 12 (12_1) DirectX 11.1, Shader 5.1
Shader Model 6.4
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
CUDA 6.1
Bitcoin / BTC (SHA256) 156 Mh/s
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