ESP32-S3 Micro-LLM Memory & Performance Profiler

Hardware Target

Microcontroller Chip Preset

SRAM Size 512 KB

PSRAM / SDRAM Size 8 MB

PSRAM Bus Speed 40 MB/s

Battery Budget 1000 mAh

Micro-LLM Architecture

Model Parameters 28.9 M

Context Length 256 tokens

Weight Quantization

KV Cache Precision

PSRAM Fit Status

STREAM

Requires SPI Flash Stream

Weight Footprint

10.84 MB

3-bit quantized

SRAM Peak Overhead

192 KB

KV Cache: 128 KB

Inference Speed

3.7 tok/s

270.3 ms / token

Est. Battery Life

12.8 hrs

@ 78 mA continuous draw

Layer & Hardware Memory Allocation Map SRAM: 37.5%

PSRAM Memory Bandwidth Stream Bottleneck Saturation: 100%

Real-Time Token Stream Simulation

> Click 'Run Token Test' to simulate local execution...

Generated Embedded C Header (`model_config.h`)