The InfiniBand Trade Association (IBTA) has announced the availability of IBTA Specification Volume 1 Release 1.5. Highlighted by its support for MPE, the new release will bring a range of benefits including improved latency in PMEM applications used in high-performance, enterprise, and cloud data centers. The InfiniBand Trade Association (IBTA) has announced the availability of IBTA Specification Volume 1 Release 1.5. Highlighted by its support for MPE (or Memory Placement Extensions), the new release will bring a range of benefits including improved latency in PMEM applications used in high-performance, enterprise, and cloud data centers.