Radeon HD 6990 vs Tesla M6

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6990 and Tesla M6. 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 6990 and Tesla M6. 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.

Main Specs

  Radeon HD 6990 Tesla M6
Power consumption (TDP) 375 Watt 100 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors 1x DVI, 4x mini-DisplayPort No outputs
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  • Radeon HD 6990 has 275% more power consumption, than Tesla M6.
  • Radeon HD 6990 is connected by PCIe 2.0 x16, and Tesla M6 uses PCIe 3.0 x16 interface.
  • Tesla M6 has 6 GB more memory, than Radeon HD 6990.
  • Both cards are used in Desktops.
  • Radeon HD 6990 is build with TeraScale 3 architecture, and Tesla M6 - with Maxwell 2.0.
  • Core clock speed of Tesla M6 is 100 MHz higher, than Radeon HD 6990.
  • Radeon HD 6990 is manufactured by 40 nm process technology, and Tesla M6 - by 28 nm process technology.
  • Memory clock speed of Tesla M6 is 12 MHz higher, than Radeon HD 6990.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 9−10 24−27
QHD / 1440p 3−4 20−22
4K / 2160p 10−12
low / 720p 30−35 65−70
medium / 1080p 18−20 45−50
The average gaming FPS of Tesla M6 in Assassin's Creed Odyssey is 160% more, than Radeon HD 6990.

Full Specs

  Radeon HD 6990 Tesla M6
Architecture TeraScale 3 Maxwell 2.0
Code name Antilles GM204
Type Desktop Workstation
Release date 8 March 2011 30 August 2015
Pipelines 1536 1536
Core clock speed 830 MHz 930 MHz
Boost Clock 1180 MHz
Transistor count 2,640 million 5,200 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 79.68 113.3
Floating-point performance 2x 2,549.8 gflops 3,625 gflops
Length 295 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 5000 MHz 5012 MHz
Memory bandwidth 160.0 GB/s 160.4 GB/s
DirectX 11.2 (11_0) 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A 1.1.126
CUDA 5.2
Bitcoin / BTC (SHA256) 265 Mh/s
Ethereum / ETH (DaggerHashimoto) 24 Mh/s
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