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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, Solaris 9 4/04, or Solaris 10 3/05.
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.
7. Refer to Configuration Guide 819-1813 for supported mixed speed configurations.

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, 819-4193.
2. Sun Fire V490 Server Administration Guide, 817-3951.