Product Compare

AMD Radeon Pro W6800X vs AMD Radeon Instinct MI6

GPU GPU
Graphics Card
Release Date Aug 2021 Dec 2016
Generation Radeon Pro Mac Radeon Instinct
Type Desktop Professional
Bus Interface Apple MPX PCIe 3.0 x16
Clock Speeds
Base Clock 1800 MHz 1120 MHz
Boost Clock 2087 MHz 1233 MHz
Memory Clock 2000 MHz 1750 MHz
Memory
Memory Size 32GB 8GB
Memory Type GDDR6 GDDR5
Memory Bus 256bit 256bit
Bandwidth 512.0GB/s 224.0GB/s
Render Config
Compute Units 60 36
Shading Units 3840 2304
TMUs 240 144
ROPs 96 32
RT Cores 60
L1 Cache 128 KB per Array 16 KB (per CU)
L2 Cache 4 MB 2 MB
L3 Cache 128 MB
Theoretical Performance
Pixel Rate 200.4 GPixel/s 39.46 GPixel/s
Texture Rate 500.9 GTexel/s 177.6 GTexel/s
FP16 (half) 32.06 TFLOPS 5.682 TFLOPS
FP32 (float) 16.03 TFLOPS 5.682 TFLOPS
FP64 (double) 1002 GFLOPS 355.1 GFLOPS
Graphics Processor
GPU Name Navi 21 Ellesmere
GPU Variant Navi 21 Pro-XLA Ellesmere XT
Architecture RDNA 2.0 GCN 4.0
Foundry TSMC GlobalFoundries
Process Size 7 nm 14 nm
Transistors 26.8 billion 5.7 billion
Die Size 520 mm² 232 mm²
Board Design
TDP 200W 150W
Suggested PSU 550 W 450 W
Outputs 1x HDMI 2.14x Thunderbolt No outputs
Power Connectors Apple MPX 1x 6-pin
Graphics Features
DirectX 12 Ultimate (12_2) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.3 1.2
Shader Model 6.7 6.4