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Sun Fire V490

1050MHz CPU/Memory Board

Option 7268

501-6809
0MB FRU FAB 270-6636 UltraSPARC IV Jaguar

CPU to Memory Association

SOCKET	CPU	CPU	MEMORY	GROUP
J2900 J2901 J3001 J3000	0 1 4 5 0 1 4 5 0 1 4 5 0 1 4 5	16 17 20 21 16 17 20 21 16 17 20 21 16 17 20 21	A0 A0 A0 A0	1st Group 1st Group 1st Group 1st Group
J7900 J7901 J8001 J8000	2 3 6 7 2 3 6 7 2 3 6 7 2 3 6 7	18 19 22 23 18 19 22 23 18 19 22 23 18 19 22 23	B0 B0 B0 B0	2nd Group 2nd Group 2nd Group 2nd Group
J3100 J3101 J3201 J3200	0 1 4 5 0 1 4 5 0 1 4 5 0 1 4 5	16 17 20 21 16 17 20 21 16 17 20 21 16 17 20 21	A1 A1 A1 A1	3rd Group 3rd Group 3rd Group 3rd Group
J8100 J8101 J8201 J8200	2 3 6 7 2 3 6 7 2 3 6 7 2 3 6 7	18 19 22 23 18 19 22 23 18 19 22 23 18 19 22 23	B1 B1 B1 B1	4th Group 4th Group 4th Group 4th Group

Sun Fire V490 Codename: Sebring

Notes

1. The minimum V490 operating system is Solaris 8 2/04 or Solaris 9 4/04.
2. Sun Fire V490 OBP >=4.15 Version 1 is required.
3. Sun Fire V490 PCI I/O 501-6911-01 with OBP 4.15.1 released in August 2004.
4. Mixing UltraSPARC IV CPU/Memory board speeds is supported.
5. Mixing UltraSPARC III and UltraSPARC IV CPU/Memory boards is not supported.
6. The 1050MHz UltraSPARC IV is not supported in the Sun Fire V480, V880, or V890.

Memory Notes

1. Four DIMMs of the same size form a group.
2. The minimum memory configuration is sixteen DIMMS.
3. Memory errors include CPU number, J number, and Slot location.
4. DIMM groups associated with a failed CPU are unavailable for use.
5. Interleaving is limited to memory on the same CPU/Memory Board.
6. Two-way interleaving occurs in any group when the DIMM size does not match the size used in any other group.
7. Four-way interleaving occurs between any two groups when the DIMM sizes are the same.
8. Eight-way interleaving occurs when the DIMMs in all four groups are the same size.

References

1. Sun Fire V490 Server Product Notes, 817-4193.
2. Sun Fire V490 Server Administration Guide, 817-3951.