Overview

• Silicon Motion has unveiled two new SSD controllers, the SM2504XT for PCIe 5.0 SSDs and the SM2324 for USB4 portable drives, ahead of their demonstration at Computex 2025.
• The SM2504XT offers sequential read/write speeds of up to 11.5 GB/s and 11.0 GB/s, with under 5W power consumption, targeting mainstream PCIe Gen5 SSDs.
• The SM2324 is the industry's first single-chip USB4 SSD controller, supporting up to 32TB storage, 4,000 MB/s read speeds, and integrated Power Delivery.
• Both controllers are built on TSMC's advanced process technologies—6nm for the SM2504XT and 12nm for the SM2324—emphasizing energy efficiency and performance.
• Silicon Motion is engaging with OEMs to determine timelines for commercial availability of drives based on these controllers.