Tested before shipping. E6850 cpu with 8gb total 2gb per stick by 4. Cpu fan and arm heat sink fan as well. CMOS battery may need to be replaced (CR2032) can be picked up at any Walmart or battery store. No IO shield. Ask with any questions before offerding and buying. Thanks.

The product is a motherboard ASUS P5K Premium with a Socket 775 type, designed for Intel Core 2 Duo CPUs. It features 4 DDR2 SDRAM slots, various input/output ports including USB 3.0, USB 2.0, eSATA, and Ethernet, and supports up to 2 cores. This motherboard allows for easy installation of components and provides a reliable platform for building a high-performance computer system. The included CPU is an Intel Core 2 Duo E6550 with a clock speed of 2.33 GHz, offering solid performance for various computing tasks.