GeForce GTX 950M vs GeForce 945A
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 950M and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 950M 's Advantages
More VRAM (4GB vs 1024GB)
256 additional rendering cores
GeForce 945A 's Advantages
Boost Clock has increased by 6% (1189MHz vs 1124MHz)
Larger VRAM bandwidth (40.10GB/s vs 28.80GB/s)
Lower TDP (33W vs 75W)
Score
Benchmark
FP32 (float)
GeForce GTX 950M
+57%
1439
GeForce 945A
913
Graphics Card
Mar 2015
Release Date
Mar 2015
GeForce 900M
Generation
GeForce 900A
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
993 MHz
Base Clock
1006 MHz
1124 MHz
Boost Clock
1189 MHz
900 MHz
Memory Clock
1253 MHz
Memory
4GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
40.10GB/s
Render Config
640
Shading Units
384
40
TMUs
24
16
ROPs
8
64 KB (per SMM)
L1 Cache
64 KB (per SMM)
2 MB
L2 Cache
1024 KB
Theoretical Performance
17.98 GPixel/s
Pixel Rate
9.512 GPixel/s
44.96 GTexel/s
Texture Rate
28.54 GTexel/s
1439 GFLOPS
FP32 (float)
913.2 GFLOPS
44.96 GFLOPS
FP64 (double)
28.54 GFLOPS
Board Design
75W
TDP
33W
No outputs
Outputs
No outputs
Graphics Processor
GM107
GPU Name
GM108
N16P-GT
GPU Variant
-
Maxwell
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
Unknown
148 mm²
Die Size
Unknown
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
5.0
5.1
Shader Model
5.1
