
Four DIMM Sockets, for up to 4GB DDR memory 2. Removable Media Bays 6. System Fan 3. Four Hot-Plug (shown) or Four Non hot-plug (not shown) 7. 350W Power Supply Drive Bays 4. Four Expansion Slots (Two PCI-X, One PCI, and One PCI Express) At A Glance Supports a single 3.0 GHz, 3.20 GHz, or 3.40 GHz Intel® Pentium® 4 processor with 1MB or 2MB cache size or a single 2.8 GHz Intel Celeron processor with 256KB cache size. Intel® Pentium® 4 processors include support for Hyper-Threading Intel E7221 Ch