Radeon HD 6930 vs Radeon HD 8790M

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6930 and Radeon HD 8790M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 6930 and Radeon HD 8790M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 8790M is a Laptop Graphics Card

Note: Radeon HD 8790M 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 HD 8790M here:

Main Specs

  Radeon HD 6930 Radeon HD 8790M
Power consumption (TDP) 186 Watt
Interface PCIe 2.0 x16 MXM-A (3.0)
Supplementary power connectors 2x 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 6930 is connected by PCIe 2.0 x16, and Radeon HD 8790M uses MXM-A (3.0) interface.
  • Radeon HD 8790M has 1 GB more memory, than Radeon HD 6930.
  • Radeon HD 6930 is used in Desktops, and Radeon HD 8790M - in Laptops.
  • Radeon HD 6930 is build with TeraScale 3 architecture, and Radeon HD 8790M - with GCN.
  • Core clock speed of Radeon HD 8790M is 100 MHz higher, than Radeon HD 6930.
  • Radeon HD 6930 is manufactured by 40 nm process technology, and Radeon HD 8790M - by 28 nm process technology.
  • Memory clock speed of Radeon HD 6930 is 300 MHz higher, than Radeon HD 8790M.

Game benchmarks

high / 1080p 9−10 3−4
ultra / 1080p 5−6 1−2
QHD / 1440p 0−1 0−1
low / 720p 21−24 14−16
medium / 1080p 10−12 6−7
The average gaming FPS of Radeon HD 6930 in Assassin's Creed Odyssey is 100% more, than Radeon HD 8790M.

Full Specs

  Radeon HD 6930 Radeon HD 8790M
Architecture TeraScale 3 GCN
Code name Cayman Mars XTX
Type Desktop Laptop
Release date 1 December 2011 16 November 2012
Pipelines 1280 384
Core clock speed 750 MHz 850 MHz
Boost Clock 900 MHz
Transistor count 2,640 million 950 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 60.00 21.60
Floating-point performance 1,920.0 gflops 691.2 gflops
Length 220 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 4800 MHz 4500 MHz
Memory bandwidth 153.6 GB/s 64 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 (11_1)
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A 1.2.131
Bitcoin / BTC (SHA256) 80 Mh/s
Laptop size medium sized
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