Quadro P620 vs Radeon HD 4770

Find out if it is worth upgrading your current GPU setup by comparing Quadro P620 and Radeon HD 4770. 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 P620 and Radeon HD 4770. 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.

Main Specs

  Quadro P620 Radeon HD 4770
Power consumption (TDP) 40 Watt 80 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 512 MB
Display Connectors 4x mini-DisplayPort 2x DVI, 1x S-Video
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  • Radeon HD 4770 has 100% more power consumption, than Quadro P620.
  • Quadro P620 is connected by PCIe 3.0 x16, and Radeon HD 4770 uses PCIe 2.0 x16 interface.
  • Radeon HD 4770 has 508 GB more memory, than Quadro P620.
  • Both cards are used in Desktops.
  • Quadro P620 is build with Pascal architecture, and Radeon HD 4770 - with TeraScale.
  • Core clock speed of Quadro P620 is 427 MHz higher, than Radeon HD 4770.
  • Quadro P620 is manufactured by 14 nm process technology, and Radeon HD 4770 - by 40 nm process technology.
  • Radeon HD 4770 is 58 mm longer, than Quadro P620.
  • Memory clock speed of Quadro P620 is 2800 MHz higher, than Radeon HD 4770.

Game benchmarks

high / 1080p 18−20 1−2
ultra / 1080p 10−12 0−1
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 35−40 10−12
medium / 1080p 21−24 2−3
The average gaming FPS of Quadro P620 in Assassin's Creed Odyssey is 420% more, than Radeon HD 4770.

Full Specs

  Quadro P620 Radeon HD 4770
Architecture Pascal TeraScale
Code name GP107 RV740
Type Workstation Desktop
Release date 27 May 2019 28 April 2009
Pipelines 512 640
Core clock speed 1177 MHz 750 MHz
Boost Clock 1442 MHz
Transistor count 3,300 million 826 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 43.33 24.00
Floating-point performance 1,490 gflops 960.0 gflops
Length 145 mm 203 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 6000 MHz 3200 MHz
Memory bandwidth 80.13 GB/s 51.2 GB/s
Shared memory -
DirectX 12 (12_1) 10.1 (10_1)
Shader Model 6.4 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan 1.2.131 N/A
CUDA 6.1
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