Quadro FX 5800 vs Radeon HD 6850 X2

Find out if it is worth upgrading your current GPU setup by comparing Quadro FX 5800 and Radeon HD 6850 X2. 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 Quadro FX 5800 and Radeon HD 6850 X2. 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

  Quadro FX 5800 Radeon HD 6850 X2
Power consumption (TDP) 189 Watt 254 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 2x 8-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors 2x DVI, 1x DisplayPort, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 34% more power consumption, than Quadro FX 5800.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Quadro FX 5800 has 2 GB more memory, than Radeon HD 6850 X2.
  • Both cards are used in Desktops.
  • Quadro FX 5800 is build with Tesla 2.0 architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Radeon HD 6850 X2 is 190 MHz higher, than Quadro FX 5800.
  • Quadro FX 5800 is manufactured by 55 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 2600 MHz higher, than Quadro FX 5800.

Game benchmarks

high / 1080p 3−4 12−14
ultra / 1080p 1−2 7−8
QHD / 1440p 0−1 2−3
low / 720p 14−16 27−30
medium / 1080p 5−6 16−18
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 166% more, than Quadro FX 5800.

Full Specs

  Quadro FX 5800 Radeon HD 6850 X2
Architecture Tesla 2.0 TeraScale 2
Code name GT200B Barts
Type Workstation Desktop
Release date 11 November 2008 19 September 2011
Pipelines 240 960
Core clock speed 610 MHz 800 MHz
Transistor count 1,400 million 1,700 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 48.80 38.40
Floating-point performance 622.1 gflops 2x 1,536.0 gflops
Length 267 mm
Memory bus width 512 Bit 256 Bit
Memory clock speed 1600 MHz 4200 MHz
Memory bandwidth 102.4 GB/s 134.4 GB/s
DirectX 11.1 (10_0) 11.2 (11_0)
Shader Model 4.0 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A N/A
CUDA 1.3
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