GeForce GT 745M and GeForce MX450 - video card comparison
Passmark - benchmark score GeForce GT 745M vs GeForce MX450
GeForce GT 745M
1125
GeForce MX450
3845
GeForce GT 745M
GeForce MX450
Architecture
Kepler (2012−2018)
Turing (2018−2021)
GPU code name
N14P-LP/GS
N17S-G5 / GP107-670-A1
Market segment
Laptop
Laptop
Release date
April 2013
August 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x4
Supplementary power connectors
-
None
Boost clock speed
-
1575 MHz
Core clock speed
837 MHz
1395 MHz
Floating-point performance
642.8 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
1,270 million
4,700 million
Pipelines / CUDA cores
384
896
Power consumption (TDP)
45 Watt
25 Watt (12 - 29 Watt TGP)
Texture fill rate
17.57
100.8
Memory type
DDR3, GDDR5
GDDR5, GDDR6
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
10000 MHz
Memory bandwidth
64 GB/s
64.03 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
+
7.5
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
+
-