Product Compare

AMD Radeon RX 6600 LE vs AMD Radeon Instinct MI300X

GPU GPU
Graphics Card
Release Date Dec 2023 Dec 2023
Generation Navi II Radeon Instinct
Type Desktop Professional
Bus Interface PCIe 4.0 x8 PCIe 5.0 x16
Clock Speeds
Base Clock 1626 MHz 1000 MHz
Boost Clock 2495 MHz 2100 MHz
Memory Clock 1750 MHz 1300 MHz
Memory
Memory Size 8GB 192GB
Memory Type GDDR6 HBM3
Memory Bus 128bit 8192bit
Bandwidth 224.0GB/s 5.32TB/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 159.7 GPixel/s 0 MPixel/s
Texture Rate 279.4 GTexel/s 2553.6 GTexel/s
FP16 (half) 17.88 TFLOPS 81.72 TFLOPS
FP32 (float) 8.942 TFLOPS 81.72 TFLOPS
FP64 (double) 558.9 GFLOPS 40.86 TFLOPS
Graphics Processor
GPU Name Navi 23 Aqua Vanjaram
GPU Variant Navi 23 XL(215-130000016)
Architecture RDNA 2.0 CDNA 3.0
Foundry TSMC TSMC
Process Size 7 nm 5 nm
Transistors 11.06 billion 153 billion
Die Size 237 mm² 1017 mm²
Board Design
TDP 132W 750W
Suggested PSU 300 W 1150 W
Outputs 1x HDMI 2.13x DisplayPort 1.4a No outputs
Power Connectors 1x 8-pin 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