Tyan Tomcat K8S (S2850) motherboard specifications

CPU socket type:

Socket 940

Tyan Tomcat K8S (S2850) CPU compatibility list

Part Number	Frequency	Features	BIOS	PCB	Notes
AMD Dual-Core Opteron
	Any	2 MB L2			Not supported
AMD Opteron
OSA140ATBOX OSA140CEP5AT OSA140BOX OSA140CEP5AK OSA140CCO5AG	140	1 MB L2
OSB140CSP5AT	140EE	1 MB L2
OSA142BOX OSA142CEP5AK OSA142ATBOX OSA142CEP5AT OSA142CCO5AG OSA142BKBOX OSA142FAA5BK	142	1 MB L2
OSA144BKBOX OSA144FAA5BK OSA144CEP5AG OSA144ATBOX OSA144CEP5AT OSA144CCO5AG OSA144BOX OSA144CEP5AK	144	1 MB L2
OSA146ATBOX OSA146CEP5AT OSA146BOX OSA146CEP5AK OSA146BKBOX OSA146FAA5BK	146	1 MB L2
OSK146ATBOX OSK146CMP5AT	146HE	1 MB L2
OSA148ATBOX OSA148CEP5AT OSA148BOX OSA148CEP5AK OSA148BKBOX OSA148FAA5BK	148	1 MB L2
OSA150BKBOX OSA150FAA5BK OSA150ATBOX OSA150CEP5AT	150	1 MB L2

When part numbers are not supplied by motherboard manufacturers, we use best guess approach to determine part numbers based on CPU model, frequency and features. In some cases our guess may be incorrect or incomplete. Please always verify part numbers before committing to buying the CPU.