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GPU Comparison
NVIDIA GeForce 945M vs AMD Radeon HD 7850M
NVIDIA GeForce 945M vs AMD Radeon HD 7850M
VS
NVIDIA GeForce 945M
AMD Radeon HD 7850M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 2GB VRAM Radeon HD 7850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 945M 's Advantages
Released 4 years late
Boost Clock1189MHz
Lower TDP (23W vs 40W)
AMD Radeon HD 7850M 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)
256 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 945M
+5%
0.913 TFLOPS
Radeon HD 7850M
0.864 TFLOPS
GeForce 945M
VS
Radeon HD 7850M
Graphics Card
Apr 2016
Release Date
Apr 2012
GeForce 900M
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1006 MHz
Base Clock
-
1189 MHz
Boost Clock
-
1001 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
16.02GB/s
Bandwidth
64.00GB/s
Render Config
-
Compute Units
10
-
-
-
384
Shading Units
640
24
TMUs
40
8
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
9.512 GPixel/s
Pixel Rate
10.80 GPixel/s
28.54 GTexel/s
Texture Rate
27.00 GTexel/s
-
-
-
913.2 GFLOPS
FP32 (float)
864.0 GFLOPS
28.54 GFLOPS
FP64 (double)
54.00 GFLOPS
Board Design
23W
TDP
40W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GM108
GPU Name
Heathrow
-
GPU Variant
Heathrow PRO
Maxwell
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
1.5 billion
Unknown
Die Size
123 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
5.1
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8
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9
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10
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