Radeon HD 4770 vs Radeon HD 7730

If you are going to buy a new graphics card and are choosing between Radeon HD 4770 and Radeon HD 7730, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 4770 stacks up against Radeon HD 7730, check out specs charts below.

Main Specs

  Radeon HD 4770 Radeon HD 7730
Power consumption (TDP) 80 Watt 47 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 2x DVI, 1x S-Video 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 4770 has 70% more power consumption, than Radeon HD 7730.
  • Radeon HD 4770 is connected by PCIe 2.0 x16, and Radeon HD 7730 uses PCIe 3.0 x16 interface.
  • Radeon HD 4770 has 511 GB more memory, than Radeon HD 7730.
  • Both cards are used in Desktops.
  • Radeon HD 4770 is build with TeraScale architecture, and Radeon HD 7730 - with GCN 1.0.
  • Core clock speed of Radeon HD 7730 is 50 MHz higher, than Radeon HD 4770.
  • Radeon HD 4770 is manufactured by 40 nm process technology, and Radeon HD 7730 - by 28 nm process technology.
  • Radeon HD 4770 is 35 mm longer, than Radeon HD 7730.
  • Memory clock speed of Radeon HD 7730 is 1300 MHz higher, than Radeon HD 4770.

Game benchmarks

high / 1080p 1−2 3−4
ultra / 1080p 0−1 1−2
QHD / 1440p 0−1 0−1
low / 720p 10−12 14−16
medium / 1080p 2−3 5−6
The average gaming FPS of Radeon HD 7730 in Assassin's Creed Odyssey is 60% more, than Radeon HD 4770.

Full Specs

  Radeon HD 4770 Radeon HD 7730
Architecture TeraScale GCN 1.0
Code name RV740 Cape Verde
Type Desktop Desktop
Release date 28 April 2009 1 May 2013
Pipelines 640 384
Core clock speed 750 MHz 800 MHz
Transistor count 826 million 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 24.00 19.20
Floating-point performance 960.0 gflops 614.4 gflops
Length 203 mm 168 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 3200 MHz 4500 MHz
Memory bandwidth 51.2 GB/s 72 GB/s
DirectX 10.1 (10_1) 12 (11_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
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