Quadro K420 vs Radeon R9 380

Find out if it is worth upgrading your current GPU setup by comparing Quadro K420 and Radeon R9 380. 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 380. 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 R9 380
Power consumption (TDP) 41 Watt 190 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None 2 x 6-pin
Memory type 128 Bit GDDR5
Maximum RAM amount 1 GB/2 GB 4 GB
Display Connectors 1x DVI, 1x DisplayPort 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 380 has 363% more power consumption, than Quadro K420.
  • Quadro K420 is connected by PCIe 2.0 x16, and Radeon R9 380 uses PCIe 3.0 x16 interface.
  • Radeon R9 380 has 3 GB more memory, than Quadro K420.
  • Both cards are used in Desktops.
  • Quadro K420 is build with Kepler architecture, and Radeon R9 380 - with GCN.
  • Quadro K420 and Radeon R9 380 are manufactured by 28 nm process technology.
  • Radeon R9 380 is 61 mm longer, than Quadro K420.
  • Memory clock speed of Quadro K420 is 812 MHz higher, than Radeon R9 380.

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 9−10 60−65
medium / 1080p 1−2 40−45
The average gaming FPS of Radeon R9 380 in Assassin's Creed Odyssey is 940% more, than Quadro K420.

Full Specs

  Quadro K420 Radeon R9 380
Architecture Kepler GCN
Code name GK107 Tonga Pro
Type Workstation Desktop
Release date 22 July 2014 26 June 2015
Pipelines 192 1792
Core clock speed 876 MHz
Boost Clock 970 MHz
Transistor count 1,270 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 14.02 108.6
Floating-point performance 336.4 gflops 3,476 gflops
Length 160 mm 221 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 970 MHz
Memory bandwidth 182.4 GB/s
Shared memory -
DirectX 12
Shader Model 5 6.3
OpenGL 4.5 4.5
OpenCL 1.2 2.0
Vulkan + +
CUDA 3.0
Monero / XMR (CryptoNight) 0.48 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 11 Mh/s 404 Mh/s
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.66 Gh/s
Ethereum / ETH (DaggerHashimoto) 18 Mh/s
Zcash / ZEC (Equihash) 168.45 Sol/s
Compute units 28
Form factor full height / full length / dual slot
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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