Radeon HD 8570D and Quadro K420 - video card comparison
Passmark - benchmark score Radeon HD 8570D vs Quadro K420
Radeon HD 8570D
456
Quadro K420
768
Radeon HD 8570D
Quadro K420
Architecture
Terascale 3 (2010−2013)
Kepler (2012−2018)
GPU code name
Richland
GK107
Market segment
Desktop
Workstation
Release date
September 2012
July 2014
Interface
IGP
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
868 MHz
-
Core clock speed
844 MHz
876 MHz
Floating-point performance
-
336.4 gflops
Manufacturing process technology
32 nm
28 nm
Number of transistors
1,303 million
1,270 million
Pipelines / CUDA cores
256
192
Power consumption (TDP)
65 Watt
41 Watt
Texture fill rate
13.89
14.02
Memory type
System Shared
128 Bit
Maximum RAM amount
System Shared
1 GB/2 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
1782 MHz
Memory bandwidth
-
Up to 29 GB/s
Shared memory
+
-
Display Connectors
No outputs
DVI-I DP
Number of simultaneous displays
-
4
DirectX
11.2 (11_0)
12
CUDA
-
3.0
OpenCL
1.2
1.2
OpenGL
4.4
4.5
Shader Model
5.0
5
Vulkan
N/A
+
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+