# Coral M.2 Accelerator (Edge TPU), B+M key

![Coral M.2 Accelerator (Edge TPU), B+M key](https://parts.trymaglev.com/img/cm-google-coral-m2.webp)

Low-power 4 TOPS Google Edge TPU on an M.2 2280 B+M card (A+E 2230 version also sold) for TensorFlow Lite models; older and much slower than Hailo.

- Maglev ID: cm-google-coral-m2
- Brand: Coral (Google)
- MPN: G650-04686-01
- Category: compute-modules / AI Accelerators
- Origin: US (maker HQ, factory not confirmed)
- Maker: Google (Coral) (brand, US)
- NDAA: unknown · Blue UAS: unknown · FCC: unknown
- HTS: 8473.30.11.80 (typical)
- MOQ: 1 · Lead time: unknown
- Confidence: REPORTED

## Price
- 1+: $44.99 (distributor, 2026-10-29, https://www.seeedstudio.com/Coral-M-2-Accelerator-B-M-key-p-4411.html)

## Specifications
- AI performance: 4 TOPS (INT8), 2 TOPS/W
- Host interface: PCIe Gen2 x1
- Form factor: M.2 2280 B+M (22 x 80 x 2.35 mm); A+E 2230 variant
- Power: about 0.5 W per TOPS; total not stated
- Operating temp: -20 to 70 C (distributor); datasheet v1.5 reportedly -20 to 85 C abs. max

## Links
- Product: https://www.seeedstudio.com/Coral-M-2-Accelerator-B-M-key-p-4411.html
- Datasheet: none
- CAD: none

## Equivalents
- Hailo-8L M.2 AI Acceleration Module (13 TOPS) (cm-hailo-8l-m2)

## Sources
- https://www.seeedstudio.com/Coral-M-2-Accelerator-B-M-key-p-4411.html ($44.99 in stock, Seeed SKU 114992124)
- https://www.seeedstudio.com/Coral-M-2-Accelerator-A-E-key-p-4412.html (A+E key version $75.99 in stock, SKU 114992123)
- https://elecena.pl/product/27038805/coral-m-2-accelerator-b-m-key (specs: 4 TOPS, 2 TOPS/W, PCIe Gen2 x1, 22x80 mm, -20 to 70 C; price rose from $24.99 to $44.99 on 2026-01-30)
- https://developers.google.com/coral (coral.ai product page now redirects here; no M.2 product page found)