Quadro P400 vs Radeon HD 7970

Find out if it is worth upgrading your current GPU setup by comparing Quadro P400 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 P400 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 P400 Radeon HD 7970
Power consumption (TDP) 30 Watt 300 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors 3x mini-DisplayPort 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7970 has 900% more power consumption, than Quadro P400.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7970 has 1 GB more memory, than Quadro P400.
  • Both cards are used in Desktops.
  • Quadro P400 is build with Pascal architecture, and Radeon HD 7970 - with GCN.
  • Quadro P400 is manufactured by 14 nm process technology, and Radeon HD 7970 - by 28 nm process technology.
  • Radeon HD 7970 is 129 mm longer, than Quadro P400.
  • Memory clock speed of Quadro P400 is 2633 MHz higher, than Radeon HD 7970.

Game benchmarks

high / 1080p 7−8 35−40
ultra / 1080p 4−5 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 18−20 60−65
medium / 1080p 9−10 40−45
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 310% more, than Quadro P400.

Full Specs

  Quadro P400 Radeon HD 7970
Architecture Pascal GCN
Code name GP107 Tahiti XT
Type Workstation Desktop
Release date 7 February 2017 22 December 2011
Pipelines 256 2048
Core clock speed 1228 MHz
Boost Clock 1252 MHz 925 MHz
Transistor count 3,300 million 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 20.03 118.4
Floating-point performance 679.9 gflops 3,789 gflops
Length 145 mm 274 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 4008 MHz 1375 MHz
Memory bandwidth 32.06 GB/s 264 GB/s
Shared memory -
DirectX 12 (12_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131
CUDA 6.1
FreeSync +
Bus support PCIe 2.1 x16
HDMI +
Bitcoin / BTC (SHA256) 485 Mh/s
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 20.71 Mh/s
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