AMD Radeon Pro W6800X Duo vs AMD Instinct MI300A
GPU Specs Compare
Graphics Card
Release Date
Aug 2021
Dec 2023
Generation
Radeon Pro Mac
Radeon Instinct
Type
Desktop
Professional
Bus Interface
Apple MPX
PCIe 5.0 x16
Clock Speeds
Base Clock
1800 MHz
1000 MHz
Boost Clock
1967 MHz
2100 MHz
Memory Clock
2000 MHz
1300 MHz
Memory
Memory Size
32GB
128GB
Memory Type
GDDR6
HBM3
Memory Bus
256bit
8192bit
Bandwidth
512.0GB/s
5.32TB/s
Render Config
Compute Units
60
228
Shading Units
3840
14592
TMUs
240
912
ROPs
96
0
RT Cores
60
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
16 MB
L3 Cache
128 MB
256 MB
Theoretical Performance
Pixel Rate
188.8 GPixel/s
0 MPixel/s
Texture Rate
472.1 GTexel/s
1915.2 GTexel/s
FP16 (half)
30.21 TFLOPS
653.7 TFLOPS
FP32 (float)
15.11 TFLOPS
61.29 TFLOPS
FP64 (double)
944.2 GFLOPS
30.64 TFLOPS
Graphics Processor
GPU Name
Navi 21
Aqua Vanjaram
GPU Variant
Navi 21 Pro-XLA
-
Architecture
RDNA 2.0
CDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
153 billion
Die Size
520 mm²
1017 mm²
Board Design
TDP
400W
750W
Suggested PSU
800 W
1150 W
Outputs
1x HDMI 2.14x Thunderbolt
No outputs
Power Connectors
None
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
📊 Benchmark
Blender
1,422
-