Genuine HP Z440 Workstation Motherboard LGA2011 DDR4 761514-001 Tested Working comes with E5-1607 V3 @3.1GHz CPU, Fully Tested. P/N: 761514-001, 761514-601, 710324-002 More Details: SOCKET TYPE: LGA 2011-3 PROCESSOR TYPE: Intel/Xeon NUMBER OF PROCESSORS SUPPORTED: ( 1 ) One Processor XEON E5-1607 V3 @3.1GHz CPU: Included MEMORY TYPE: DDR4 (ECC) NUMBER OF MEMORY SLOTS: 8  MEMORY SIZE CAPACITY: Up To 64GB COMPATIBILITY: HP Z440 Desktop / Workstation COBDITION: Excellent Working Condition 100% Satisfaction Guaranteed! with 30 days warranty and Quick shipping