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GPU Comparison
NVIDIA GeForce 945A vs AMD Radeon Pro 455
NVIDIA GeForce 945A vs AMD Radeon Pro 455
VS
NVIDIA GeForce 945A
AMD Radeon Pro 455
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 945A 's Advantages
Boost Clock1189MHz
Lower TDP (33W vs 35W)
AMD Radeon Pro 455 's Advantages
Released 1 years and 7 months late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (81.28GB/s vs 40.10GB/s)
384 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 945A
0.913 TFLOPS
Radeon Pro 455
+43%
1.313 TFLOPS
GeForce 945A
VS
Radeon Pro 455
Graphics Card
Mar 2015
Release Date
Oct 2016
GeForce 900A
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
1006 MHz
Base Clock
-
1189 MHz
Boost Clock
-
1253 MHz
Memory Clock
1270 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
128bit
40.10GB/s
Bandwidth
81.28GB/s
Render Config
-
SM Count
-
-
Compute Units
12
384
Shading Units
768
24
TMUs
48
8
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
1024 KB
Theoretical Performance
9.512 GPixel/s
Pixel Rate
13.68 GPixel/s
28.54 GTexel/s
Texture Rate
41.04 GTexel/s
-
FP16 (half)
1313 GFLOPS
913.2 GFLOPS
FP32 (float)
1313 GFLOPS
28.54 GFLOPS
FP64 (double)
82.08 GFLOPS
Graphics Processor
GM108
GPU Name
Baffin
-
GPU Variant
Baffin PRO
Maxwell
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
Unknown
Transistors
3 billion
Unknown
Die Size
123 mm²
Board Design
33W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
6.4
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