Quadro K620 and Radeon RX 6800 XT - video card comparison
Passmark - benchmark score Quadro K620 vs Radeon RX 6800 XT
Quadro K620
2297
Radeon RX 6800 XT
25788
Quadro K620
Radeon RX 6800 XT
Architecture
Maxwell (2014−2018)
Navi / RDNA2 (2020−2022)
GPU code name
GM107
Navi 21
Market segment
Workstation
Desktop
Release date
July 2014
November 2020
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1124 MHz
2250 MHz
Core clock speed
1058 MHz
1825 MHz
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
1,870 million
26,800 million
Pipelines / CUDA cores
384
4608
Power consumption (TDP)
41 Watt
300 Watt
Texture fill rate
26.98
648.0
Memory type
128 Bit
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
16000 MHz
Memory bandwidth
Up to 29 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
DVI-I DP
1x HDMI, 2x DisplayPort, 1x USB Type-C
Number of simultaneous displays
4
-
HDMI
-
+
DirectX
12
12 Ultimate (12_2)
CUDA
5.0
-
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
5
6.5
Vulkan
+
1.2
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-