Quadro FX 3800 vs Radeon HD 7970

Find out if it is worth upgrading your current GPU setup by comparing Quadro FX 3800 and Radeon HD 7970. 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 3800 and Radeon HD 7970. 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 3800 Radeon HD 7970
Power consumption (TDP) 108 Watt 300 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin 1x 6-pin + 1x 8-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 3 GB
Display Connectors 1x DVI, 2x DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7970 has 177% more power consumption, than Quadro FX 3800.
  • Quadro FX 3800 is connected by PCIe 2.0 x16, and Radeon HD 7970 uses PCIe 3.0 x16 interface.
  • Radeon HD 7970 has 2 GB more memory, than Quadro FX 3800.
  • Both cards are used in Desktops.
  • Quadro FX 3800 is build with Tesla 2.0 architecture, and Radeon HD 7970 - with GCN.
  • Quadro FX 3800 is manufactured by 55 nm process technology, and Radeon HD 7970 - by 28 nm process technology.
  • Radeon HD 7970 is 76 mm longer, than Quadro FX 3800.
  • Memory clock speed of Quadro FX 3800 is 225 MHz higher, than Radeon HD 7970.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 10−11 60−65
medium / 1080p 1−2 40−45
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 766% more, than Quadro FX 3800.

Full Specs

  Quadro FX 3800 Radeon HD 7970
Architecture Tesla 2.0 GCN
Code name GT200B Tahiti XT
Type Workstation Desktop
Release date 30 March 2009 22 December 2011
Pipelines 192 2048
Core clock speed 600 MHz
Boost Clock 925 MHz
Transistor count 1,400 million 4,313 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 38.40 118.4
Floating-point performance 462.3 gflops 3,789 gflops
Length 198 mm 274 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 1600 MHz 1375 MHz
Memory bandwidth 51.2 GB/s 264 GB/s
Shared memory -
DirectX 11.1 (10_0)
Shader Model 4.0 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A
CUDA 1.3
FreeSync +
Bus support PCIe 2.1 x16
HDMI +
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