Quadro K620 and Radeon HD 7670 OEM - video card comparison
Quadro K620
Radeon HD 7670 OEM
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM107
Turks
Market segment
Workstation
Desktop
Release date
July 2014
January 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
800 MHz
Floating-point performance
863.2 gflops
768.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
716 million
Pipelines / CUDA cores
384
480
Power consumption (TDP)
41 Watt
66 Watt
Texture fill rate
26.98
19.20
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
4000 MHz
Memory bandwidth
Up to 29 GB/s
64 GB/s
Display Connectors
DVI-I DP
1x DVI, 1x DisplayPort, 1x VGA
Number of simultaneous displays
4
-
DirectX
12
11.2 (11_0)
CUDA
5.0
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5
5.0
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-