Quadro K620 and Radeon HD 4670 - video card comparison
Passmark - benchmark score Quadro K620 vs Radeon HD 4670
Quadro K620
2297
Radeon HD 4670
391
Quadro K620
Radeon HD 4670
Architecture
Maxwell (2014−2018)
TeraScale (2005−2013)
GPU code name
GM107
RV730
Market segment
Workstation
Desktop
Release date
July 2014
September 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
750 MHz
Floating-point performance
863.2 gflops
480.0 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
1,870 million
514 million
Pipelines / CUDA cores
384
320
Power consumption (TDP)
41 Watt
59 Watt
Texture fill rate
26.98
24.00
Memory type
128 Bit
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
2000 MHz
Memory bandwidth
Up to 29 GB/s
32 GB/s
Display Connectors
DVI-I DP
2x DVI, 1x S-Video
Number of simultaneous displays
4
-
DirectX
12
10.1 (10_1)
CUDA
5.0
-
OpenCL
1.2
1.1
OpenGL
4.5
3.3
Shader Model
5
4.1
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-