GeForce GT 745M and Mobility Radeon HD 3670 - video card comparison
GeForce GT 745M
Mobility Radeon HD 3670
Architecture
Kepler (2012−2018)
RV6xx (2007−2010)
GPU code name
N14P-LP/GS
M86XT
Market segment
Laptop
Laptop
Release date
April 2013
January 2008
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Core clock speed
837 MHz
680 MHz
Floating-point performance
642.8 gflops
163.2 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
1,270 million
378 million
Pipelines / CUDA cores
384
120
Power consumption (TDP)
45 Watt
30 Watt
Texture fill rate
17.57
5.440
Memory type
DDR3, GDDR5
DDR2/GDDR3/GDDR4
Maximum RAM amount
2 GB
256 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
800 MHz
Memory bandwidth
64 GB/s
25.6 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
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-