NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon RX 6550M
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
Jan 2023
Generation
GeForce 50 Mobile
Navi Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
990 MHz
2000 MHz
Boost Clock
1515 MHz
2840 MHz
Memory Clock
1750 MHz
2250 MHz
Memory
Memory Size
24GB
4GB
Memory Type
GDDR7
GDDR6
Memory Bus
256bit
64bit
Bandwidth
896.0GB/s
144.0GB/s
Render Config
SM Count
82
—
Shading Units
10496
1024
TMUs
328
64
ROPs
112
32
Tensor Cores
328
—
RT Cores
82
16
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
64 MB
1024 KB
Compute Units
—
16
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
169.7 GPixel/s
90.88 GPixel/s
Texture Rate
496.9 GTexel/s
181.8 GTexel/s
FP16 (half)
31.80 TFLOPS
11.63 TFLOPS
FP32 (float)
31.80 TFLOPS
5.816 TFLOPS
FP64 (double)
496.9 GFLOPS
363.5 GFLOPS
Graphics Processor
GPU Name
GB203
Navi 24
GPU Variant
GN22-X11-A1
Navi 24
Architecture
Blackwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
45.6 billion
5.4 billion
Die Size
378 mm²
107 mm²
Board Design
TDP
95W
80W
Suggested PSU
550 W
—
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.4
1.3
CUDA
12.0
—
Shader Model
6.8
6.7
Benchmark
Blender
8,089
381
▲ Specs Compare
Data sourced from official specifications and benchmark tests.