Product Compare

AMD Steam Machine GPU vs AMD Radeon Instinct MI325X

GPU GPU
Graphics Card
Release Date Jan 2026 Oct 2024
Generation Console GPU Radeon Instinct
Type Desktop Professional
Bus Interface PCIe 5.0 x16
Clock Speeds
Base Clock 1720 MHz 1000 MHz
Boost Clock 2450 MHz 2100 MHz
Memory Clock 2250 MHz 1500 MHz
Memory
Memory Size 8GB 256GB
Memory Type GDDR6 HBM3e
Memory Bus 128bit 8192bit
Bandwidth 288.0GB/s 6.14TB/s
Render Config
Compute Units 28 304
Shading Units 1792 19456
TMUs 112 1216
ROPs 64 0
RT Cores 28
L1 Cache 128 KB per Array 16 KB (per CU)
L2 Cache 2 MB 16 MB
L3 Cache 32 MB 256 MB
Tensor Cores 1216
Theoretical Performance
Pixel Rate 156.8 GPixel/s 0 MPixel/s
Texture Rate 274.4 GTexel/s 2553.6 GTexel/s
FP16 (half) 35.12 TFLOPS 81.72 TFLOPS
FP32 (float) 17.56 TFLOPS 81.72 TFLOPS
FP64 (double) 548.8 GFLOPS 40.86 TFLOPS
Graphics Processor
GPU Name Navi 33 Aqua Vanjaram
Architecture RDNA 3.0 CDNA 3.0
Foundry TSMC TSMC
Process Size 6 nm 5 nm
Transistors 13.3 billion 153 billion
Die Size 204 mm² 1017 mm²
Board Design
TDP 110W 1000W
Outputs No outputs No outputs
Power Connectors None None
Suggested PSU 1400 W
Graphics Features
DirectX 12 Ultimate (12_2) N/A
OpenGL 4.6 N/A
OpenCL 2.2 3.0
Vulkan 1.4 N/A
Shader Model 6.8 N/A