NVIDIA GeForce RTX 5050 Mobile vs AMD Radeon Instinct MI455X
GPU Specs Compare
Graphics Card
Release Date
Jun 2025
Jul 2026
Generation
GeForce 50 Mobile
Radeon Instinct
Type
Mobile
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
1020 MHz
1000 MHz
Boost Clock
1500 MHz
2400 MHz
Memory Clock
1500 MHz
1900 MHz
Memory
Memory Size
8GB
432GB
Memory Type
GDDR7
HBM4
Memory Bus
128bit
24576bit
Bandwidth
384.0GB/s
23.3TB/s
Render Config
SM Count
20
-
Shading Units
2560
32768
TMUs
80
1024
ROPs
32
0
Tensor Cores
80
-
RT Cores
20
-
L1 Cache
128 KB (per SM)
32 KB (per CU)
L2 Cache
32 MB
192 MB
Compute Units
-
256
Theoretical Performance
Pixel Rate
48.00 GPixel/s
0 MPixel/s
Texture Rate
120.0 GTexel/s
2457.6 GTexel/s
FP16 (half)
7.680 TFLOPS
157.3 TFLOPS
FP32 (float)
7.680 TFLOPS
157.3 TFLOPS
FP64 (double)
120.0 GFLOPS
2.458 TFLOPS
Graphics Processor
GPU Name
GB207
MI450 256CU
GPU Variant
GB207
-
Architecture
Blackwell 2.0
CDNA 5.0
Foundry
TSMC
TSMC
Process Size
5 nm
2 nm
Transistors
16.9 billion
320 billion
Die Size
149 mm²
Unknown
Board Design
TDP
50W
2300W
Suggested PSU
300 W
2700 W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
12.0
-
Shader Model
6.8
N/A