GeForce 945M and Mobility Radeon HD 5870 - video card comparison
GeForce 945M
Mobility Radeon HD 5870
Architecture
Maxwell (2014−2018)
Terascale 2 (2009−2015)
GPU code name
GM107
Broadway-XT
Market segment
Laptop
Laptop
Release date
March 2015
January 2010
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
-
Boost clock speed
1045 MHz
-
Core clock speed
928 MHz
700 MHz
Floating-point performance
953.9 gflops
1,120.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
1,040 million
Pipelines / CUDA cores
512
800
Power consumption (TDP)
75 Watt
50 Watt
Texture fill rate
40.80
28.00
Memory type
DDR3
DDR3, GDDR3, GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
2000 MHz
1000 MHz
Memory bandwidth
28.8 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-