Compare Digi AccelePort® 8r 920 (77000561) Serial Adapter to Digi AccelePort® Xem (70001208) Serial Adapter

The Digi AccelePort Xr 920, one of the industry's best known multiport serial I/O cards, was designed for use in multi-user (retail point-of-sale, industrial control processing, data collection and office automation) and Remote Access Service (RAS) applications.??An on-board 32-bit IDT RISC processor delivers high performance with speeds up to 921.6 Kbps. CPU utilization is optimized by efficiently handling serial I/O communication interrupts, character processing and data transfers. Hardware/software flow control ensures the absolute data integrity required for your most active remote access applications and "mission-critical" multi-user environments. The AccelePort Xr 920 Family is compatible with V.34 and V.90 external modems. Less

If your business is looking to reap all the benefits of high-performance workgroup computing at the lowest price per port, look no further than the AccelePort Xem system. The AccelePort Xem asynchronous concentrator is an expandable, modular and intelligent serial communication solution designed specifically for small to mid-size multiuser installations. It is especially well-suited to applications that are expected to start small and grow over time, to as many as 64 ports. The AccelePort Xem works in concert with a wide array of popular operating systems. ??The AccelePort Xem system features a host adapter card with an on-board RISC-based processor that delivers up to 115.2 Kbps performance. The system also includes a compact Digi PORTS module that provides access to eight or 16 serial ports. Less