AMD Radeon RX 6550M vs AMD Radeon Instinct MI355X
GPU · Specs Compare
Graphics Card
Release Date
Jan 2023
Jun 2025
Generation
Navi Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x4
PCIe 5.0 x16
Clock Speeds
Base Clock
2000 MHz
1000 MHz
Boost Clock
2840 MHz
2400 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
4GB
288GB
Memory Type
GDDR6
HBM3e
Memory Bus
64bit
8192bit
Bandwidth
144.0GB/s
8.19TB/s
Render Config
Compute Units
16
256
Shading Units
1024
16384
TMUs
64
1024
ROPs
32
0
RT Cores
16
—
L1 Cache
128 KB per Array
32 KB (per CU)
L2 Cache
1024 KB
32 MB
L3 Cache
16 MB
256 MB
Tensor Cores
—
1216
Theoretical Performance
Pixel Rate
90.88 GPixel/s
0 MPixel/s
Texture Rate
181.8 GTexel/s
2457.6 GTexel/s
FP16 (half)
11.63 TFLOPS
78.64 TFLOPS
FP32 (float)
5.816 TFLOPS
78.64 TFLOPS
FP64 (double)
363.5 GFLOPS
39.32 TFLOPS
Graphics Processor
GPU Name
Navi 24
MI350 256CU
GPU Variant
Navi 24
—
Architecture
RDNA 2.0
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
6 nm
3 nm
Transistors
5.4 billion
185 billion
Die Size
107 mm²
Unknown
Board Design
TDP
80W
1400W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Suggested PSU
—
1800 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.2
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A
Benchmark
Blender
381
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.