Radeon HD 4770 vs Radeon HD 5850

If you are going to buy a new graphics card and are choosing between Radeon HD 4770 and Radeon HD 5850, 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 5850, check out specs charts below.

Main Specs

  Radeon HD 4770 Radeon HD 5850
Power consumption (TDP) 80 Watt 151 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5850 has 88% more power consumption, than Radeon HD 4770.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 4770 has 511 GB more memory, than Radeon HD 5850.
  • Both cards are used in Desktops.
  • Radeon HD 4770 is build with TeraScale architecture, and Radeon HD 5850 - with Terascale 2.
  • Core clock speed of Radeon HD 4770 is 25 MHz higher, than Radeon HD 5850.
  • Radeon HD 4770 and Radeon HD 5850 are manufactured by 40 nm process technology.
  • Radeon HD 5850 is 38 mm longer, than Radeon HD 4770.
  • Memory clock speed of Radeon HD 4770 is 1200 MHz higher, than Radeon HD 5850.

Game benchmarks

high / 1080p 1−2 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 10−12 21−24
medium / 1080p 2−3 12−14
The average gaming FPS of Radeon HD 5850 in Assassin's Creed Odyssey is 200% more, than Radeon HD 4770.

Full Specs

  Radeon HD 4770 Radeon HD 5850
Architecture TeraScale Terascale 2
Code name RV740 Cypress
Type Desktop Desktop
Release date 28 April 2009 30 September 2009
Pipelines 640 1440
Core clock speed 750 MHz 725 MHz
Transistor count 826 million 2,154 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 24.00 52.20
Floating-point performance 960.0 gflops 2,088.0 gflops
Length 203 mm 241 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 3200 MHz 2000 MHz
Memory bandwidth 51.2 GB/s 128.0 GB/s
DirectX 10.1 (10_1) 11.2 (11_0)
Shader Model 4.1 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A N/A
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