Dell HK980 | System Board (Motherboard) for Dimension E521

1. Form Factor: ATX
2. Processor Socket: AM2
3. Chipset Type: NVIDIA nForce 430
4. Max Supported Memory: 4 GB
5. Memory Type: DDR2 SDRAM
6. Number of Memory Slots: 4
7. Audio Output: 7.1 channel surround
8. Ethernet Controller: NVIDIA nForce 10/100 Mbps
9. Expansion Slots: 1 x PCIe x16, 1 x PCIe x1, 2 x PCI
10. USB Ports: 8 x USB 2.0
11. SATA Ports: 4 x SATA 3Gb/s
12. Power Connectors: 24-pin main power connector, 4-pin ATX12V connector

Notes:
1. Compatible with AMD Athlon 64 X2 and Sempron processors.
2. Supports RAID 0, 1, 0+1, and JBOD.
3. Dell Part Number: YY838.