Quadro K620 and Iris Xe Graphics G4 - video card comparison
Quadro K620
Iris Xe Graphics G4
Architecture
Maxwell (2014−2018)
Generation 12.0 (2020)
GPU code name
GM107
Tiger Lake GT1
Market segment
Workstation
Laptop
Release date
July 2014
September 2020
Interface
PCIe 2.0 x16
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
1100 MHz
Core clock speed
1058 MHz
-
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
1,870 million
-
Pipelines / CUDA cores
384
384
Power consumption (TDP)
41 Watt
15 Watt
Texture fill rate
26.98
52.80
Memory type
128 Bit
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Memory bandwidth
Up to 29 GB/s
-
Shared memory
-
+
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
DirectX
12
12 (12_1)
CUDA
5.0
-
OpenCL
1.2
2.1
OpenGL
4.5
4.6
Shader Model
5
6.4
Vulkan
+
1.1
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-
Quick Sync
-
+