GeForce GT 745M and Radeon 680M - video card comparison
Passmark - benchmark score GeForce GT 745M vs Radeon 680M
GeForce GT 745M
1125
Radeon 680M
6351
GeForce GT 745M
Radeon 680M
Architecture
Kepler (2012−2018)
RDNA 2 (2020−2022)
GPU code name
N14P-LP/GS
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
April 2013
January 2022
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
2400 MHz
Core clock speed
837 MHz
-
Floating-point performance
642.8 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
1,270 million
13,100 million
Pipelines / CUDA cores
384
768
Power consumption (TDP)
45 Watt
45 Watt
Texture fill rate
17.57
115.2
Memory type
DDR3, GDDR5
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
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
2.0
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
+
-