Quadro K420 vs Radeon R9 M470

Find out if it is worth upgrading your current GPU setup by comparing Quadro K420 and Radeon R9 M470. 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 K420 and Radeon R9 M470. 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 R9 M470 is a Laptop Graphics Card

Note: Radeon R9 M470 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 R9 M470 here:

Main Specs

  Quadro K420 Radeon R9 M470
Power consumption (TDP) 41 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type 128 Bit GDDR5
Maximum RAM amount 1 GB/2 GB 4 GB
Display Connectors 1x DVI, 1x DisplayPort No outputs
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  • Quadro K420 is connected by PCIe 2.0 x16, and Radeon R9 M470 uses PCIe 3.0 x16 interface.
  • Radeon R9 M470 has 3 GB more memory, than Quadro K420.
  • Quadro K420 is used in Desktops, and Radeon R9 M470 - in Laptops.
  • Quadro K420 is build with Kepler architecture, and Radeon R9 M470 - with GCN 2.
  • Core clock speed of Radeon R9 M470 is 124 MHz higher, than Quadro K420.
  • Quadro K420 and Radeon R9 M470 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M470 is 4218 MHz higher, than Quadro K420.

Game benchmarks

high / 1080p 0−1 12−14
ultra / 1080p 0−1 7−8
QHD / 1440p 0−1 2−3
low / 720p 9−10 24−27
medium / 1080p 1−2 14−16
The average gaming FPS of Radeon R9 M470 in Assassin's Creed Odyssey is 300% more, than Quadro K420.

Full Specs

  Quadro K420 Radeon R9 M470
Architecture Kepler GCN 2
Code name GK107 Saturn
Type Workstation Laptop
Release date 22 July 2014 14 May 2016
Pipelines 192 768
Core clock speed 876 MHz 1000 MHz
Boost Clock 1000 MHz
Transistor count 1,270 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 14.02 48.00
Floating-point performance 336.4 gflops 1,536 gflops
Length 160 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 6000 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX 12 12 (12_0)
Shader Model 5 6.3
OpenGL 4.5 4.6
OpenCL 1.2 2.0
Vulkan + 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 11 Mh/s
Laptop size large
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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