Radeon RX 570 and Quadro K420 - video card comparison
Passmark - benchmark score Radeon RX 570 vs Quadro K420
Radeon RX 570
7176
Quadro K420
768
Radeon RX 570
Quadro K420
Architecture
Polaris (2016−2019)
Kepler (2012−2018)
GPU code name
Polaris 20 Ellesmere
GK107
Market segment
Desktop
Workstation
Release date
April 2017
July 2014
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1244 MHz
-
Core clock speed
1168 MHz
876 MHz
Floating-point performance
5,095 gflops
336.4 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
1,270 million
Pipelines / CUDA cores
2048
192
Power consumption (TDP)
120 Watt
41 Watt
Texture fill rate
159.2
14.02
Memory type
GDDR5
128 Bit
Maximum RAM amount
8 GB
1 GB/2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
7000 MHz
1782 MHz
Memory bandwidth
224.0 GB/s
Up to 29 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
DVI-I DP
Number of simultaneous displays
-
4
HDMI
+
-
DirectX
12 (12_0)
12
CUDA
-
3.0
OpenCL
2.0
1.2
OpenGL
4.6
4.5
Shader Model
6.4
5
Vulkan
+
+
3D Vision Pro
-
+
FreeSync
+
-
Mosaic
-
+
nView Desktop Management
-
+