HD Graphics 620 and GeForce GTX 745 OEM - video card comparison
HD Graphics 620
GeForce GTX 745 OEM
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Maxwell (2014−2018)
GPU code name
Kaby-Lake GT2
GM107
Market segment
Laptop
Desktop
Release date
August 2016
February 2014
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Supplementary power connectors
-
None
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
1033 MHz
Floating-point performance
403.2 gflops
793.3 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
1,870 million
Pipelines / CUDA cores
24
384
Power consumption (TDP)
15 Watt
55 Watt
Texture fill rate
25.20
24.79
Memory type
DDR3L/LPDDR3/LPDDR4
DDR3
Maximum RAM amount
32 GB
4 GB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
28.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (12_1)
12 (11_0)
CUDA
-
5.0
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
+
1.1.126
Quick Sync
+
-