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GPU Comparison
AMD Radeon Pro 455 vs AMD Radeon RX 7900M
AMD Radeon Pro 455 vs AMD Radeon RX 7900M
VS
AMD Radeon Pro 455
AMD Radeon RX 7900M
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
Lower TDP (35W vs 180W)
AMD Radeon RX 7900M 's Advantages
Released 7 years late
Boost Clock2090MHz
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 81.28GB/s)
3840 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro 455
1.313 TFLOPS
Radeon RX 7900M
+2833%
38.52 TFLOPS
Radeon Pro 455
VS
Radeon RX 7900M
Graphics Card
Oct 2016
Release Date
Oct 2023
Radeon Pro Mac
Generation
Navi Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1825 MHz
-
Boost Clock
2090 MHz
1270 MHz
Memory Clock
2250 MHz
Memory
2GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
256bit
81.28GB/s
Bandwidth
576.0GB/s
Render Config
-
SM Count
-
12
Compute Units
72
768
Shading Units
4608
48
TMUs
288
16
ROPs
192
-
Tensor Cores
-
-
RT Cores
72
16 KB (per CU)
L1 Cache
256 KB per Array
1024 KB
L2 Cache
6 MB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
401.3 GPixel/s
41.04 GTexel/s
Texture Rate
601.9 GTexel/s
1313 GFLOPS
FP16 (half)
77.05 TFLOPS
1313 GFLOPS
FP32 (float)
38.52 TFLOPS
82.08 GFLOPS
FP64 (double)
1204 GFLOPS
Graphics Processor
Baffin
GPU Name
Navi 31
Baffin PRO
GPU Variant
Navi 31
GCN 4.0
Architecture
RDNA 3.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
5 nm
3 billion
Transistors
57.7 billion
123 mm²
Die Size
529 mm²
Board Design
35W
TDP
180W
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.2
1.2
Vulkan
1.3
-
CUDA
-
6.4
Shader Model
6.7
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7
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8
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