NVIDIA GeForce RTX 4090 Mobile vs AMD Radeon Instinct MI25
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Jun 2017
Generation
GeForce 40 Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1335 MHz
1400 MHz
Boost Clock
1695 MHz
1500 MHz
Memory Clock
2250 MHz
852 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
2048bit
Bandwidth
576.0GB/s
436.2GB/s
Render Config
SM Count
76
-
Shading Units
9728
4096
TMUs
304
256
ROPs
112
64
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
4 MB
Compute Units
-
64
Theoretical Performance
Pixel Rate
189.8 GPixel/s
96.00 GPixel/s
Texture Rate
515.3 GTexel/s
384.0 GTexel/s
FP16 (half)
32.98 TFLOPS
24.58 TFLOPS
FP32 (float)
32.98 TFLOPS
12.29 TFLOPS
FP64 (double)
515.3 GFLOPS
768.0 GFLOPS
Graphics Processor
GPU Name
AD103
Vega 10
GPU Variant
GN21-X11
Vega 10 XT GL(215-0894124)
Architecture
Ada Lovelace
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
14 nm
Transistors
45.9 billion
12.5 billion
Die Size
379 mm²
495 mm²
Board Design
TDP
120W
300W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.8
6.4