Quadro K620 and Radeon HD 5870 - video card comparison
Passmark - benchmark score Quadro K620 vs Radeon HD 5870
Quadro K620
2297
Radeon HD 5870
2282
Quadro K620
Radeon HD 5870
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM107
Cypress
Market segment
Workstation
Desktop
Release date
July 2014
September 2009
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 6-pin
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
850 MHz
Floating-point performance
863.2 gflops
2,720.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
2,154 million
Pipelines / CUDA cores
384
1600
Power consumption (TDP)
41 Watt
188 Watt
Texture fill rate
26.98
68.00
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
4800 MHz
Memory bandwidth
Up to 29 GB/s
153.6 GB/s
Display Connectors
DVI-I DP
2x DVI, 1x HDMI, 1x DisplayPort
Number of simultaneous displays
4
-
HDMI
-
+
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
+
-