AMD Radeon Instinct MI355X vs AMD Ryzen Z2 Extreme GPU
GPU Specs Compare
Graphics Card
Release Date
Jun 2025
Jul 2025
Generation
Radeon Instinct
Console GPU
Type
Professional
Game console
Bus Interface
PCIe 5.0 x16
-
Clock Speeds
Base Clock
1000 MHz
800 MHz
Boost Clock
2400 MHz
2700 MHz
Memory Clock
2000 MHz
1000 MHz
Memory
Memory Size
288GB
16GB
Memory Type
HBM3e
LPDDR5X
Memory Bus
8192bit
128bit
Bandwidth
8.19TB/s
128.0GB/s
Render Config
Compute Units
256
16
Shading Units
16384
1024
TMUs
1024
64
ROPs
0
48
Tensor Cores
1216
-
L1 Cache
32 KB (per CU)
128 KB per Array
L2 Cache
32 MB
8 MB
L3 Cache
256 MB
16 MB
RT Cores
-
16
Theoretical Performance
Pixel Rate
0 MPixel/s
129.6 GPixel/s
Texture Rate
2457.6 GTexel/s
172.8 GTexel/s
FP16 (half)
78.64 TFLOPS
11.06 TFLOPS
FP32 (float)
78.64 TFLOPS
5.530 TFLOPS
FP64 (double)
39.32 TFLOPS
345.6 GFLOPS
Graphics Processor
GPU Name
MI350 256CU
Strix Point
Architecture
CDNA 4.0
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
3 nm
4 nm
Transistors
185 billion
34 billion
Die Size
Unknown
233 mm²
GPU Variant
-
100-000001684
Board Design
TDP
1400W
28W
Suggested PSU
1800 W
-
Outputs
No outputs
1x USB Type-C
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
1.4
Shader Model
N/A
6.8