With the rapid deployment of Wi-Fi 7 technology, Qualcomm’s QCN9274 and QCN6274 have become core chipsets in next-generation wireless modules due to their high performance, multi-band support, and advanced MIMO capabilities. A critical design decision is the choice of interface format. This article provides an in-depth comparison of M.2 SLOT (2×2 5G & 2×2 6G) versus mini PCIe SLOT (2×2 5G & 2×2 6G) for these modules, offering valuable insights for hardware developers and system integrators. sales@wallystech.com 1. Background: QCN9274 / QCN6274 Overview Process Technology : 7nm for low power and high integration Frequency Support : 2.4GHz / 5GHz / 6GHz (Tri-band capable) MIMO Capability : Up to 4×4 (typically configured as 2×2) Interface : PCIe 3.0 Applications : Enterprise routers, industrial IoT, CPE, gateways, APs, edge computing, etc. 2. Interface Comparison: M.2 vs mini PCIe Feature M.2 (Key A/E) mini PCIe Speed PCIe 3.0 x1 or x...