Radeon Instinct MI300X vs Radeon Instinct MI6
We compared two Professional market GPUs: 192GB VRAM Radeon Instinct MI300X and 8GB VRAM Radeon Instinct MI6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Instinct MI300X 's Advantages
Released 7 years late
Boost Clock has increased by 70% (2100MHz vs 1233MHz)
More VRAM (192GB vs 8GB)
Larger VRAM bandwidth (5171GB/s vs 224.0GB/s)
17152 additional rendering cores
Radeon Instinct MI6 's Advantages
Lower TDP (150W vs 750W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI300X
+1338%
81720
Radeon Instinct MI6
5682
Graphics Card
Dec 2023
Release Date
Dec 2016
Radeon Instinct
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 5.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
1120 MHz
2100 MHz
Boost Clock
1233 MHz
2525 MHz
Memory Clock
1750 MHz
Memory
192GB
Memory Size
8GB
HBM3
Memory Type
GDDR5
8192bit
Memory Bus
256bit
5171GB/s
Bandwidth
224.0GB/s
Render Config
304
Compute Units
36
19456
Shading Units
2304
1216
TMUs
144
0
ROPs
32
1216
Tensor Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
2 MB
256 MB
L3 Cache
-
Theoretical Performance
0 MPixel/s
Pixel Rate
39.46 GPixel/s
2554 GTexel/s
Texture Rate
177.6 GTexel/s
653.7 TFLOPS
FP16 (half)
5.682 TFLOPS
81.72 TFLOPS
FP32 (float)
5.682 TFLOPS
81.72 TFLOPS
FP64 (double)
355.1 GFLOPS
Board Design
750W
TDP
150W
1150 W
Suggested PSU
450 W
No outputs
Outputs
No outputs
None
Power Connectors
1x 6-pin
Graphics Processor
Aqua Vanjaram
GPU Name
Ellesmere
-
GPU Variant
Ellesmere XT
CDNA 3.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
5 nm
Process Size
14 nm
153 billion
Transistors
5.7 billion
1017 mm²
Die Size
232 mm²
Graphics Features
N/A
DirectX
12 (12_0)
N/A
OpenGL
4.6
3.0
OpenCL
2.1
N/A
Vulkan
1.2
N/A
Shader Model
6.4
