GeForce GT 745M and HD Graphics 620 - video card comparison
Passmark - benchmark score GeForce GT 745M vs HD Graphics 620
GeForce GT 745M
1125
HD Graphics 620
963
GeForce GT 745M
HD Graphics 620
Architecture
Kepler (2012−2018)
Gen. 9.5 Kaby Lake (2015−2017)
GPU code name
N14P-LP/GS
Kaby-Lake GT2
Market segment
Laptop
Laptop
Release date
April 2013
August 2016
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Boost clock speed
-
1050 MHz
Core clock speed
837 MHz
300 MHz
Floating-point performance
642.8 gflops
403.2 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
1,270 million
189 million
Pipelines / CUDA cores
384
24
Power consumption (TDP)
45 Watt
15 Watt
Texture fill rate
17.57
25.20
Memory type
DDR3, GDDR5
DDR3L/LPDDR3/LPDDR4
Maximum RAM amount
2 GB
32 GB
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
1800 MHz
System Shared
Memory bandwidth
64 GB/s
-
Shared memory
-
+
Standard memory configuration
DDR3/GDDR5
-
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
-
7.1 channel HD audio on HDMI
+
-
DirectX
12 API
12 (12_1)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
+
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
Quick Sync
-
+
TrueHD and DTS-HD audio bitstreaming
+
-