Quadro K620 and Radeon R5 340 OEM - video card comparison
Quadro K620
Radeon R5 340 OEM
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
GM107
Oland
Market segment
Workstation
Desktop
Release date
July 2014
May 2015
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
780 MHz
Core clock speed
1058 MHz
730 MHz
Floating-point performance
863.2 gflops
599.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
950 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
41 Watt
65 Watt
Texture fill rate
26.98
18.72
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
4600 MHz
Memory bandwidth
Up to 29 GB/s
36.8 GB/s
Display Connectors
DVI-I DP
1x DVI, 1x DisplayPort
Number of simultaneous displays
4
-
DirectX
12
12 (11_1)
CUDA
5.0
-
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
5
5.1
Vulkan
+
1.2.131
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-