Product Compare

AMD Radeon Pro W6800X Duo vs NVIDIA Rubin GPU

GPU GPU
Graphics Card
Release Date Aug 2021 Jan 2026
Generation Radeon Pro Mac Server Rubin
Type Desktop Desktop
Bus Interface Apple MPX PCIe 6.0 x16
Clock Speeds
Base Clock 1800 MHz 700 MHz
Boost Clock 1967 MHz 2267 MHz
Memory Clock 2000 MHz 2695 MHz
Memory
Memory Size 32GB 288GB
Memory Type GDDR6 HBM4
Memory Bus 256bit 16384bit
Bandwidth 512.0GB/s 22.1TB/s
Render Config
Compute Units 60
Shading Units 3840 28672
TMUs 240 896
ROPs 96 24
RT Cores 60
L1 Cache 128 KB per Array 256 KB (per SM)
L2 Cache 4 MB 128 MB
L3 Cache 128 MB
SM Count 224
Tensor Cores 896
Theoretical Performance
Pixel Rate 188.8 GPixel/s 54.41 GPixel/s
Texture Rate 472.1 GTexel/s 2031.2 GTexel/s
FP16 (half) 30.21 TFLOPS 260.0 TFLOPS
FP32 (float) 15.11 TFLOPS 130.0 TFLOPS
FP64 (double) 944.2 GFLOPS 32.50 TFLOPS
Graphics Processor
GPU Name Navi 21 GR100
GPU Variant Navi 21 Pro-XLA
Architecture RDNA 2.0 Rubin
Foundry TSMC TSMC
Process Size 7 nm 3 nm
Transistors 26.8 billion 336 billion
Die Size 520 mm² 1456 mm²
Board Design
TDP 400W 2300W
Suggested PSU 800 W 2700 W
Outputs 1x HDMI 2.14x Thunderbolt No outputs
Power Connectors None
Graphics Features
DirectX 12 Ultimate (12_2) N/A
OpenGL 4.6 N/A
OpenCL 2.1 3.0
Vulkan 1.3 N/A
Shader Model 6.7 N/A
CUDA 10.7