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