NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon R9 M270X
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Feb 2015
Generation
GeForce 40 Mobile
Gem System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
795 MHz
900 MHz
Boost Clock
1350 MHz
1000 MHz
Memory Clock
1750 MHz
1375 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
128bit
Bandwidth
336.0GB/s
88.00GB/s
Render Config
SM Count
58
-
Shading Units
7424
768
TMUs
232
48
ROPs
80
16
Tensor Cores
232
-
RT Cores
58
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
256 KB
Compute Units
-
12
Theoretical Performance
Pixel Rate
108.0 GPixel/s
16.00 GPixel/s
Texture Rate
313.2 GTexel/s
48.00 GTexel/s
FP16 (half)
20.04 TFLOPS
-
FP32 (float)
20.04 TFLOPS
1.536 TFLOPS
FP64 (double)
313.2 GFLOPS
96.00 GFLOPS
Graphics Processor
GPU Name
AD104
Saturn
GPU Variant
GN21-X9
Saturn PRO(216-0843044)
Architecture
Ada Lovelace
GCN 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
35.8 billion
2.08 billion
Die Size
295 mm²
160 mm²
Board Design
TDP
60W
Unknown
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2.170
CUDA
8.9
-
Shader Model
6.7
6.5