The Sun Blade X8420 server module gives you four Dual-Core AMD Opteron 8000 Series processos. With Two hot-swappable, 2.5-inch SAS or SATA internal disks per server module, up to 64 GB memory per server module (16 DIMM slots). Up to 4 CPUs at 2.80 GHz, AMD Opteron 8000 Series architecture. Available in dual core configuration. Supports up to 64 GB of memory. Supports Solaris, Linux, Windows, Vmware operating systems. Supports up to 2x 146 GB SAS or SATA drives. Call for pricing and availability. If you need help with ordering or configuring your system call: © 2008 Ames Sciences, Inc. All rights reserved.