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GPU Comparison
AMD Radeon Pro 455 vs AMD Radeon E9171 MCM
AMD Radeon Pro 455 vs AMD Radeon E9171 MCM
VS
AMD Radeon Pro 455
AMD Radeon E9171 MCM
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 4GB VRAM Radeon E9171 MCM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
256 additional rendering cores
Lower TDP (35W vs 40W)
AMD Radeon E9171 MCM 's Advantages
Released 1 years late
Boost Clock1219MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (96.00GB/s vs 81.28GB/s)
Score
Benchmark
FP32 (float)
Radeon Pro 455
+5%
1.313 TFLOPS
Radeon E9171 MCM
1.248 TFLOPS
Radeon Pro 455
VS
Radeon E9171 MCM
Graphics Card
Oct 2016
Release Date
Oct 2017
Radeon Pro Mac
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1124 MHz
-
Boost Clock
1219 MHz
1270 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
81.28GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
-
12
Compute Units
8
768
Shading Units
512
48
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
19.50 GPixel/s
41.04 GTexel/s
Texture Rate
39.01 GTexel/s
1313 GFLOPS
FP16 (half)
1248 GFLOPS
1313 GFLOPS
FP32 (float)
1248 GFLOPS
82.08 GFLOPS
FP64 (double)
78.02 GFLOPS
Graphics Processor
Baffin
GPU Name
Lexa
Baffin PRO
GPU Variant
Lexa MCM Pro
GCN 4.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
3 billion
Transistors
2.2 billion
123 mm²
Die Size
103 mm²
Board Design
35W
TDP
40W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
CUDA
-
6.4
Shader Model
6.4
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