Radeon 520 vs Radeon HD 4770

When choosing between Radeon 520 and Radeon HD 4770, 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 Radeon 520 and Radeon HD 4770.

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

  Radeon 520 Radeon HD 4770
Power consumption (TDP) 50 Watt 80 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 512 MB
Display Connectors 1x DVI, 1x HDMI, 1x VGA 2x DVI, 1x S-Video
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  • Radeon HD 4770 has 60% more power consumption, than Radeon 520.
  • Radeon 520 is connected by PCIe 3.0 x8, and Radeon HD 4770 uses PCIe 2.0 x16 interface.
  • Radeon HD 4770 has 510 GB more memory, than Radeon 520.
  • Radeon 520 is used in Laptops, and Radeon HD 4770 - in Desktops.
  • Radeon 520 is build with GCN 1.0 architecture, and Radeon HD 4770 - with TeraScale.
  • Core clock speed of Radeon 520 is 280 MHz higher, than Radeon HD 4770.
  • Radeon 520 is manufactured by 28 nm process technology, and Radeon HD 4770 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 4770 is 950 MHz higher, than Radeon 520.

Game benchmarks

high / 1080p 0−1 1−2
ultra / 1080p 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 10−12
medium / 1080p 0−1 2−3
The average gaming FPS of Radeon HD 4770 in Assassin's Creed Odyssey is 1000% more, than Radeon 520.

Full Specs

  Radeon 520 Radeon HD 4770
Architecture GCN 1.0 TeraScale
Code name Oland RV740
Type Laptop Desktop
Release date 21 March 2017 28 April 2009
Pipelines 320 640
Core clock speed 1030 MHz 750 MHz
Transistor count 1,040 million 826 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 20.60 24.00
Floating-point performance 659.2 gflops 960.0 gflops
Length 203 mm
Memory bus width 64 Bit 128 Bit
Memory clock speed 2250 MHz 3200 MHz
Memory bandwidth 16 GB/s 51.2 GB/s
Shared memory -
DirectX 12.0 10.1 (10_1)
Shader Model 5.0 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan + N/A
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