NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon Graphics 448SP Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Jan 2022
Generation
GeForce 40 Mobile
Vega II IGP
Type
Mobile
Integrated
Bus Interface
PCIe 4.0 x16
IGP
Clock Speeds
Base Clock
1335 MHz
300 MHz
Boost Clock
1695 MHz
1800 MHz
Memory Clock
2250 MHz
System Shared
Memory
Memory Size
16GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
256bit
System Shared
Bandwidth
576.0GB/s
System Dependent
Render Config
SM Count
76
-
Shading Units
9728
448
TMUs
304
28
ROPs
112
8
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
-
L2 Cache
64 MB
-
Compute Units
-
7
Theoretical Performance
Pixel Rate
189.8 GPixel/s
14.40 GPixel/s
Texture Rate
515.3 GTexel/s
50.40 GTexel/s
FP16 (half)
32.98 TFLOPS
3.226 TFLOPS
FP32 (float)
32.98 TFLOPS
1.613 TFLOPS
FP64 (double)
515.3 GFLOPS
100.8 GFLOPS
Graphics Processor
GPU Name
AD103
Barcelo
GPU Variant
GN21-X11
-
Architecture
Ada Lovelace
GCN 5.1
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
45.9 billion
10.7 billion
Die Size
379 mm²
180 mm²
Board Design
TDP
120W
45W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.9
-
Shader Model
6.8
6.7