Radeon HD 6790 vs Radeon HD 6930

If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon HD 6930, 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 6790 stacks up against Radeon HD 6930, check out specs charts below.

Main Specs

  Radeon HD 6790 Radeon HD 6930
Power consumption (TDP) 150 Watt 186 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6930 has 24% more power consumption, than Radeon HD 6790.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 6790 and Radeon HD 6930 have maximum RAM of 1 GB.
  • Both cards are used in Desktops.
  • Radeon HD 6790 is build with Terascale 2 architecture, and Radeon HD 6930 - with TeraScale 3.
  • Core clock speed of Radeon HD 6790 is 90 MHz higher, than Radeon HD 6930.
  • Radeon HD 6790 and Radeon HD 6930 are manufactured by 40 nm process technology.
  • Radeon HD 6930 is 22 mm longer, than Radeon HD 6790.
  • Memory clock speed of Radeon HD 6930 is 3750 MHz higher, than Radeon HD 6790.

Game benchmarks

high / 1080p 7−8 9−10
ultra / 1080p 4−5 5−6
QHD / 1440p 0−1 0−1
low / 720p 18−20 21−24
medium / 1080p 9−10 10−12
The average gaming FPS of Radeon HD 6930 in Assassin's Creed Odyssey is 20% more, than Radeon HD 6790.

Full Specs

  Radeon HD 6790 Radeon HD 6930
Architecture Terascale 2 TeraScale 3
Code name Barts Cayman
Type Desktop Desktop
Release date 4 April 2011 1 December 2011
Pipelines 800 1280
Core clock speed 840 MHz 750 MHz
Transistor count 1,700 million 2,640 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 33.60 60.00
Floating-point performance 1,344.0 gflops 1,920.0 gflops
Length 198 mm 220 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1050 MHz 4800 MHz
Memory bandwidth 134.4 GB/s 153.6 GB/s
DirectX 11.2 (11_0) 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.4 4.4
OpenCL 1.2 1.2
Vulkan N/A N/A
Bitcoin / BTC (SHA256) 122 Mh/s
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