Quadro K420 vs Radeon E8860

Find out if it is worth upgrading your current GPU setup by comparing Quadro K420 and Radeon E8860. 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 E8860. 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 K420 Radeon E8860
Power consumption (TDP) 41 Watt 37 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 2 GB
Display Connectors 1x DVI, 1x DisplayPort 4x mini-DisplayPort
  Check Price
  • Quadro K420 has 10% more power consumption, than Radeon E8860.
  • Quadro K420 is connected by PCIe 2.0 x16, and Radeon E8860 uses PCIe 3.0 x16 interface.
  • Radeon E8860 has 1 GB more memory, than Quadro K420.
  • Both cards are used in Desktops.
  • Quadro K420 is build with Kepler architecture, and Radeon E8860 - with GCN 1.0.
  • Core clock speed of Quadro K420 is 301 MHz higher, than Radeon E8860.
  • Quadro K420 and Radeon E8860 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon E8860 is 2718 MHz higher, than Quadro K420.

Game benchmarks

high / 1080p 0−1 7−8
ultra / 1080p 0−1 4−5
QHD / 1440p 0−1 0−1
low / 720p 9−10 18−20
medium / 1080p 1−2 9−10
The average gaming FPS of Radeon E8860 in Assassin's Creed Odyssey is 180% more, than Quadro K420.

Full Specs

  Quadro K420 Radeon E8860
Architecture Kepler GCN 1.0
Code name GK107 Venus
Type Workstation Desktop
Release date 22 July 2014 25 January 2014
Pipelines 192 640
Core clock speed 876 MHz 575 MHz
Boost Clock 625 MHz
Transistor count 1,270 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 14.02 25.00
Floating-point performance 336.4 gflops 800.0 gflops
Length 160 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 4500 MHz
Memory bandwidth 72 GB/s
DirectX 12 12 (11_1)
Shader Model 5 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan + 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 11 Mh/s 48 Mh/s
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
  Check Price