AMD Radeon Instinct MI355X vs AMD Radeon RX 6650M
GPU Specs Compare
Graphics Card
Release Date
Jun 2025
Jan 2022
Generation
Radeon Instinct
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1000 MHz
2068 MHz
Boost Clock
2400 MHz
2416 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
288GB
8GB
Memory Type
HBM3e
GDDR6
Memory Bus
8192bit
128bit
Bandwidth
8.19TB/s
256.0GB/s
Render Config
Compute Units
256
28
Shading Units
16384
1792
TMUs
1024
112
ROPs
0
64
Tensor Cores
1216
-
L1 Cache
32 KB (per CU)
128 KB per Array
L2 Cache
32 MB
2 MB
L3 Cache
256 MB
32 MB
RT Cores
-
28
Theoretical Performance
Pixel Rate
0 MPixel/s
154.6 GPixel/s
Texture Rate
2457.6 GTexel/s
270.6 GTexel/s
FP16 (half)
78.64 TFLOPS
17.32 TFLOPS
FP32 (float)
78.64 TFLOPS
8.659 TFLOPS
FP64 (double)
39.32 TFLOPS
541.2 GFLOPS
Graphics Processor
GPU Name
MI350 256CU
Navi 23
Architecture
CDNA 4.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
7 nm
Transistors
185 billion
11.06 billion
Die Size
Unknown
237 mm²
Board Design
TDP
1400W
120W
Suggested PSU
1800 W
-
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.5
📊 Benchmark
3DMark Time Spy
-
8,306
3DMark Time Spy Extreme
-
3,825
Blender
-
909