Quadro K620 and Radeon RX 7900 XTX - video card comparison
Passmark - benchmark score Quadro K620 vs Radeon RX 7900 XTX
Quadro K620
2297
Radeon RX 7900 XTX
31827
Quadro K620
Radeon RX 7900 XTX
Architecture
Maxwell (2014−2018)
RDNA 3
GPU code name
GM107
Navi 31 XTX
Market segment
Workstation
Desktop
Release date
July 2014
November 2022
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1124 MHz
2270 MHz
Core clock speed
1058 MHz
-
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
1,870 million
57,700 million
Pipelines / CUDA cores
384
6144
Power consumption (TDP)
41 Watt
355 Watt
Texture fill rate
26.98
959.6
Memory type
128 Bit
GDDR6
Maximum RAM amount
2 GB
24 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
1800 MHz
20000 MHz
Memory bandwidth
Up to 29 GB/s
960.0 GB/s
Shared memory
-
-
Display Connectors
DVI-I DP
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Number of simultaneous displays
4
-
HDMI
-
+
DirectX
12
12 Ultimate (12_2)
CUDA
5.0
-
OpenCL
1.2
2.1
OpenGL
4.5
4.6
Shader Model
5
6.7
Vulkan
+
1.3
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-