GeForce 945M and Radeon R7 M275DX - video card comparison
GeForce 945M
Radeon R7 M275DX
Architecture
Maxwell (2014−2018)
GCN (2011−2017)
GPU code name
GM107
-
Market segment
Laptop
Laptop
Release date
March 2015
June 2014
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
-
Supplementary power connectors
None
-
Boost clock speed
1045 MHz
-
Core clock speed
928 MHz
-
Floating-point performance
953.9 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
-
Pipelines / CUDA cores
512
896
Power consumption (TDP)
75 Watt
-
Texture fill rate
40.80
-
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
-
Memory bus width
128 Bit
-
Memory clock speed
2000 MHz
-
Memory bandwidth
28.8 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
-
Eyefinity
-
+
DirectX
12 (11_0)
12
CUDA
+
-
OpenCL
1.2
-
OpenGL
4.5
-
Shader Model
5.1
-
Vulkan
1.1.126
-
AppAcceleration
-
+
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-