The Solaris Express 6/05 release introduced the following features:
Source-Filtered Multicasting
Enhancements for bge and xge Network Interfaces
Large Pages Enhancement
Kernel Page Relocation
Support for SCSI Disks Larger Than 2 Terabytes
Advanced DDI Interrupts
X Client Support for XFree86 Extensions
Support for Virtual USB Keyboard and Mouse Devices
Memory Placement Optimization Hierarchical Lgroup Support