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GPU Comparison
NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon R9 M395 Mac Edition
NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon R9 M395 Mac Edition
VS
NVIDIA GeForce RTX 4080 Max-Q
AMD Radeon R9 M395 Mac Edition
We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 2GB VRAM Radeon R9 M395 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 Max-Q 's Advantages
Released 7 years and 8 months late
Boost Clock1350MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (336.0GB/s vs 174.7GB/s)
5632 additional rendering cores
Lower TDP (60W vs 250W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 Max Q
+570%
20.04 TFLOPS
Radeon R9 M395 Mac Edition
2.989 TFLOPS
GeForce RTX 4080 Max Q
VS
Radeon R9 M395 Mac Edition
Graphics Card
Jan 2023
Release Date
May 2015
GeForce 40 Mobile
Generation
Crystal System
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
795 MHz
Base Clock
-
1350 MHz
Boost Clock
-
1750 MHz
Memory Clock
1365 MHz
Memory
12GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
192bit
Memory Bus
256bit
336.0GB/s
Bandwidth
174.7GB/s
Render Config
58
SM Count
-
-
Compute Units
28
7424
Shading Units
1792
232
TMUs
112
80
ROPs
32
232
Tensor Cores
-
58
RT Cores
-
128 KB (per SM)
L1 Cache
-
48 MB
L2 Cache
-
Theoretical Performance
108.0 GPixel/s
Pixel Rate
26.69 GPixel/s
313.2 GTexel/s
Texture Rate
93.41 GTexel/s
20.04 TFLOPS
FP16 (half)
-
20.04 TFLOPS
FP32 (float)
2.989 TFLOPS
313.2 GFLOPS
FP64 (double)
373.6 GFLOPS
Graphics Processor
AD104
GPU Name
Amethyst
GN21-X9
GPU Variant
Amethyst PRO (216-0872004)
Ada Lovelace
Architecture
GCN 3.0
TSMC
Foundry
TSMC
4 nm
Process Size
28 nm
35.8 billion
Transistors
5 billion
295 mm²
Die Size
366 mm²
Board Design
60W
TDP
250W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
8.9
CUDA
-
6.7
Shader Model
6.3
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