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GPU Comparison
AMD Radeon Pro 455 vs AMD FirePro M3900
AMD Radeon Pro 455 vs AMD FirePro M3900
VS
AMD Radeon Pro 455
AMD FirePro M3900
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
Released 6 years late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (81.28GB/s vs 14.40GB/s)
608 additional rendering cores
AMD FirePro M3900 's Advantages
Lower TDP (20W vs 35W)
Score
Benchmark
FP32 (float)
Radeon Pro 455
+447%
1.313 TFLOPS
FirePro M3900
0.24 TFLOPS
Radeon Pro 455
VS
FirePro M3900
Graphics Card
Oct 2016
Release Date
Oct 2010
Radeon Pro Mac
Generation
FirePro Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1270 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
64bit
81.28GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
12
Compute Units
2
768
Shading Units
160
48
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
128 KB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
3.000 GPixel/s
41.04 GTexel/s
Texture Rate
6.000 GTexel/s
1313 GFLOPS
FP16 (half)
-
1313 GFLOPS
FP32 (float)
240.0 GFLOPS
82.08 GFLOPS
FP64 (double)
-
Graphics Processor
Baffin
GPU Name
Seymour
Baffin PRO
GPU Variant
Seymour GL
GCN 4.0
Architecture
TeraScale 2
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
3 billion
Transistors
0.37 billion
123 mm²
Die Size
67 mm²
Board Design
35W
TDP
20W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
5.0
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