Radeon HD 4850 vs Radeon HD 7790

In this comparison between Radeon HD 4850 and Radeon HD 7790 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 4850 will be the best choice, for others Radeon HD 7790 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 4850 Radeon HD 7790
Power consumption (TDP) 110 Watt 85 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 1 GB
Display Connectors 2x DVI, 1x S-Video 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 4850 has 29% more power consumption, than Radeon HD 7790.
  • Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon HD 7790 uses PCIe 3.0 x16 interface.
  • Radeon HD 4850 has 511 GB more memory, than Radeon HD 7790.
  • Both cards are used in Desktops.
  • Radeon HD 4850 is build with Terascale 1 architecture, and Radeon HD 7790 - with GCN 2.0.
  • Core clock speed of Radeon HD 7790 is 375 MHz higher, than Radeon HD 4850.
  • Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 7790 - by 28 nm process technology.
  • Radeon HD 4850 is 63 mm longer, than Radeon HD 7790.
  • Memory clock speed of Radeon HD 7790 is 5007 MHz higher, than Radeon HD 4850.

Game benchmarks

high / 1080p 1−2 16−18
ultra / 1080p 0−1 9−10
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 12−14 30−35
medium / 1080p 3−4 20−22
The average gaming FPS of Radeon HD 7790 in Assassin's Creed Odyssey is 283% more, than Radeon HD 4850.

Full Specs

  Radeon HD 4850 Radeon HD 7790
Architecture Terascale 1 GCN 2.0
Code name RV770 Bonaire
Type Desktop Desktop
Release date 25 June 2008 22 March 2013
Pipelines 800 896
Core clock speed 625 MHz 1000 MHz
Transistor count 956 million 2,080 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 25.00 56.00
Floating-point performance 1,000.0 gflops 1,792 gflops
Length 246 mm 183 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 993 MHz 6000 MHz
Memory bandwidth 63.55 GB/s 96 GB/s
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.3
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
Bitcoin / BTC (SHA256) 218 Mh/s
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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