NVIDIA GeForce RTX 4080 Mobile vs AMD Radeon R9 M295X Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Nov 2014
Generation
GeForce 40 Mobile
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1290 MHz
-
Boost Clock
1665 MHz
-
Memory Clock
2250 MHz
1362 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
432.0GB/s
174.3GB/s
Render Config
SM Count
58
-
Shading Units
7424
2048
TMUs
232
128
ROPs
80
32
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
512 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
133.2 GPixel/s
27.20 GPixel/s
Texture Rate
386.3 GTexel/s
108.8 GTexel/s
FP16 (half)
24.72 TFLOPS
3.482 TFLOPS
FP32 (float)
24.72 TFLOPS
3.482 TFLOPS
FP64 (double)
386.3 GFLOPS
217.6 GFLOPS
Graphics Processor
GPU Name
AD104
Amethyst
GPU Variant
GN21-X9
Amethyst XT
Architecture
Ada Lovelace
GCN 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
35.8 billion
5 billion
Die Size
294 mm²
366 mm²
Board Design
TDP
110W
250W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.8
6.3