| U2103 | 501-4143 Flash PROM Revision | 
| 525-1807-08 | OBP 4.0 Version 31 + POST 4.1.2 + OBDIAG 0.0.0 | 
| 525-1807-09 | OBP 4.0 Version 33 + POST 4.1.3 + OBDIAG 0.0.0 | 
| 525-1807-10 | OBP 4.0 Version 40 + POST 4.1.6 + OBDIAG 5.0.0 | 
| 525-1807-11 | OBP 4.0 Version 46 (MAC address 00:03:BA support) | 
| 525-1807-12 | OBP 4.2 Version 2 (CRC32 algorithm) | 
| 525-1807-13 | OBP 4.2 Version 4 (Netra T4/20 support) | 
| 525-1807-14 | OBP 4.4 Version 6 (UltraSPARC III Cu support) | 
| 525-1899-12 | OBP 4.5 Version 19
  (WO_25649)
  (Patch  111292-11) | 
| 
 | 
| U2103 | 501-5938 Flash PROM Revision | 
| 525-1899-01 | OBP 4.0 Version 37 + POST 4.1.6 + OBDIAG 5.0.0 | 
| 525-1899-02 | OBP 4.0 Version 40 + POST 4.1.6 + OBDIAG 5.0.0 | 
| 525-1899-03 | OBP 4.0 Version 46 (MAC address 00:03:BA support) | 
| 525-1899-04 | OBP 4.2 Version 2 + POST 4.2.2 (CRC32 algorithm) | 
| 525-1899-05 | OBP 4.2 Version 4 + POST 4.2.4 (Netra T4/20 support) | 
| 525-1899-07 | OBP 4.4 Version 6 + POST 4.4.6 (UltraSPARC III Cu support) | 
| 525-1899-12 | OBP 4.5 Version 19
  (WO_25649)
  (Patch  111292-11) | 
| 
 | 
| U2103 | 501-6230 Flash PROM Revision | 
| 525-1899-07 | OBP 4.4 Version 6 + POST 4.4.6 (UltraSPARC III Cu support) | 
| 525-1899-09 | OBP 4.5 Version 10 + POST 4.5.9 (UltraSPARC III Cu 1GHz support) | 
| 525-1899-10 | OBP 4.5 Version 16 + POST 4.5.16 | 
| 525-1899-11 | OBP 4.6 Version 7
  (WO_25128)
  (Patch  111292-10) | 
| 525-1899-12 | OBP 4.5 Version 19
  (WO_25649)
  (Patch  111292-11) | 
| 525-1899-13 | OBP 4.5 Version 21
  (WO_26069)
  (Patch  111292-12)   | 
| 525-1899-14 | OBP 4.10 Version 11
  (WO_28320)
  (Patch  111292-15/16) | 
| 
 | 
| U2103 | 501-6560 Flash PROM Revision | 
| 525-1899-13 | OBP 4.5 Version 21
  (WO_26069)
  (Patch  111292-12)   | 
| 525-1899-14 | OBP 4.10 Version 11
  (WO_28320)
  (Patch  111292-15/16) | 
| 
 | 
| 
 | Versions only available in Patch 111292 | 
|  111292-06 | OBP 4.5 Version 4 + POST 4.5.4 | 
|  111292-09 | OBP 4.6 Version 6 + POST 4.6.1 + OBDIAG 4.6.6 * | 
|  111292-13 | OBP 4.6 Version 7 + POST 4.6.2 + OBDIAG 4.6.7 | 
|  111292-14 | OBP 4.10 Version 1 + POST 4.10.1 + OBDIAG 4.10.1 | 
|  111292-17 | OBP 4.13 Version 0 + POST 4.13.0 + OBDIAG 4.13.0 | 
| 
 | 
| 
 | Versions only available in Patch 118323 | 
|  118323-01 | OBP 4.16 Version 4 + POST 4.16.3 + OBDIAG 4.16.4 | 
| U3505 | Centerplane Flash PROM Revision | 
| 525-1887-06 | OBP 4.5 Version 1 | 
| 525-1887-07 | OBP 4.5 Version 2 | 
| 525-1887-08 | OBP 4.5 Version 8 | 
| 525-1887-09 | OBP 4.5 Version 13 + POST 4.5.11 + OBDIAG 4.5.13 | 
| 525-1887-10 | OBP 4.6 Version 4
  (  113034-01)
  (UltraSPARC III Cu 2.3 support) * | 
|  113034-02 | OBP 4.6 Version 7 
  (not ECO released) | 
| 525-1887-11 | OBP 4.6 Version 8
  (  113034-03) | 
|  113034-04 | OBP 4.7 Version 0 
  (not ECO released) | 
|  113034-05 | OBP 4.7 Version 2 
  (not ECO released) | 
| 525-1887-12 | OBP 4.7 Version 5
  (  113034-06)
  (1050 Ch+ 1050/1200 Ch++ support) | 
| 525-1887-13 | OBP 4.10 Version 7
  (  113034-07) | 
| 525-1887-14 | OBP 4.10 Version 8
  (  113034-08)
  (  113034-09) | 
|  113034-xx | OBP 4.10 Version 14
  (  113034-10)
  (  113034-12)
  
  (not ECO released) | 
| 525-1887-16 | OBP 4.13 Version 0
  (  113034-11) | 
|  113034-13 | OBP 4.13 Version 2
 
  (not ECO released)   | 
|  113034-14 | OBP 4.13 Version 6
 
(not ECO released)   | 
|  113034-15 | OBP 4.15 Version 1
 
(not ECO released)   | 
|  113034-16 | OBP 4.15 Version 4 
  (not ECO released) | 
|  113034-17 | OBP 4.15 Version 4 
  (not ECO released) | 
|  118322-01 | OBP 4.17 Version 1 
  (not ECO released) | 
|  119242-01 | OBP 4.18 Version 2 
  (not ECO released) | 
|  119243-01 | OBP 4.18 Version 6 
  (not ECO released) | 
|  119243-02 | OBP 4.18 Version 8 
  (not ECO released) | 
|  119243-03 | OBP 4.18 Version 11 
  (not ECO released) | 
|  121689-01 | OBP 4.22 Version 19 
  (not ECO released) | 
|  121689-02 | OBP 4.22 Version 24 
  (not ECO released) | 
| U3505 | Centerplane Flash PROM Revision | 
| 525-2108-02 | OBP 4.15 Version 1
  (  113034-15)
  (waiver WO_29491) | 
| 525-2108-03 | OBP 4.15 Version 1
  (  113034-15)
  (WO_30273) | 
|  113034-16 | OBP 4.15 Version 4 
  (not ECO released) | 
| 525-2108-05 | OBP 4.15 Version 6
 (  113034-17)
  (WO_30599) | 
|  118322-01 | OBP 4.17 Version 1 
  (not ECO released) | 
|  119242-01 | OBP 4.18 Version 2 
  (not ECO released) | 
|  119243-01 | OBP 4.18 Version 6 
  (not ECO released) | 
|  119243-02 | OBP 4.18 Version 8 
  (not ECO released) | 
|  119243-03 | OBP 4.18 Version 11 
  (not ECO released) | 
|  121689-01 | OBP 4.22 Version 19 
  (not ECO released) | 
|  121689-02 | OBP 4.22 Version 24 
  (not ECO released) | 
|  121689-04 | OBP 4.22 Version 34 
  (not ECO released) | 
|  142702-01 | OBP 4.30.4
  (not ECO released) | 
|  142702-02 | OBP 4.30.4.c
  (not ECO released) | 
| U3007 | PCI I/O Flash PROM Revision | 
| 525-1793-05 | OBP Common 45 | 
| 525-1793-06 | OBP 4.2 Version 0 + POST 1.2.47 + OBDIAG 5.0.0 | 
| 525-1793-07 | OBP 4.2 Version 3 + POST 1.2.47 + OBDIAG 5.0.0 | 
| 525-1793-08 | OBP 4.2 Version 5 | 
| 525-1793-09 | OBP 4.2 Version 7 | 
| 525-1793-10 | OBP 4.2 Version 9 | 
| 525-1793-11 | OBP 4.2 Version 10
  (  112186-01) | 
| 525-1793-12 | OBP 4.4 Version 7
  (  112186-02) | 
| 525-1793-13 | OBP 4.5 Version 6
  (  112186-03)
  (900MHz Cu support) | 
| 525-1793-14 | OBP 4.5 Version 12
  (  112186-04)
  (ecache scrub BugID 4658868) | 
| 525-1793-15 | OBP 4.6 Version 3
  (  112186-05)
  (UltraSPARC III Cu 2.3 support) * | 
|  112186-06 | OBP 4.6 Version 7 
  (not ECO released) | 
| 525-1793-16 | OBP 4.7 Version 0
  (  112186-07)
  (XVR-4000 support) | 
| 525-1793-17 | OBP 4.7 Version 5
  (  112186-08)
  (SCHIZO 2.5 support) | 
| 525-1793-18 | OBP 4.10 Version 7
 (  112186-09) | 
| 525-1793-19 | OBP 4.10 Version 8
 (  112186-10)
 (  112186-11) | 
|  112186-xx | OBP 4.10 Version 14
 (  112186-12)
 (  112186-14)
  (not ECO released) | 
| 525-1793-21 | OBP 4.13 Version 0
 (  112186-13) | 
|  112186-15 | OBP 4.13 Version 2
 
  (not ECO released)   | 
|  112186-16 | OBP 4.13 Version 6
   (not ECO released)   | 
|  112186-17 | OBP 4.15 Version 1
  (not ECO released)   | 
|  112186-18 | OBP 4.15 Version 4 
  (not ECO released) | 
|  112186-19 | OBP 4.15 Version 6 
  (not ECO released) | 
|  119231-01 | OBP 4.17 Version 1 
  (not ECO released) | 
|  119241-01 | OBP 4.18 Version 2 
  (not ECO released) | 
|  119244-01 | OBP 4.18 Version 6 
  (not ECO released) | 
|  119244-02 | OBP 4.18 Version 8 
  (not ECO released) | 
|  119244-03 | OBP 4.18 Version 11 
  (not ECO released) | 
|  121688-01 | OBP 4.22 Version 19 
  (not ECO released) | 
|  121688-02 | OBP 4.22 Version 24 
  (not ECO released) | 
| U3007 | PCI I/O Flash PROM Revision | 
| 525-2106-03 | OBP 4.14 Version 1
  (WO_29487) | 
| 525-2106-04 | OBP 4.15 Version 1
 (  112186-17) | 
|  112186-18 | OBP 4.15 Version 4 
  (not ECO released) | 
| 525-2106-07 | OBP 4.15 Version 6
 (  112186-19) | 
|  119231-01 | OBP 4.17 Version 1 
  (not ECO released) | 
|  119241-01 | OBP 4.18 Version 2 
  (not ECO released) | 
|  119244-01 | OBP 4.18 Version 6 
  (not ECO released) | 
|  119244-02 | OBP 4.18 Version 8 
  (not ECO released) | 
|  119244-03 | OBP 4.18 Version 11 
  (not ECO released) | 
|  121688-01 | OBP 4.22 Version 19 
  (not ECO released) | 
|  121688-02 | OBP 4.22 Version 24 
  (not ECO released) | 
|  121688-04 | OBP 4.22 Version 34 
  (not ECO released) | 
|  142706-01 | OBP 4.30 Version 4
  (not ECO released) | 
|  142706-02 | OBP 4.30.4.c 
  (not ECO released) | 
| U3007 | PCI I/O Flash PROM Revision | 
| 525-2189-02 | OBP 4.18 Version 1 1
  (WO_31454) | 
|  119241-01 | OBP 4.18 Version 2 
  (not ECO released) | 
| 525-2189-04 | OBP 4.18 Version 6
  (  119244-01)
  (WO_32318) | 
| 525-2189-05 | OBP 4.18 Version 8 2
  (  119244-02) | 
| 525-2189-06 | OBP 4.18 Version 11
  (  119244-03)
  (WO_33630) | 
|  121688-01 | OBP 4.22 Version 19 
  (not ECO released) | 
|  121688-02 | OBP 4.22 Version 24 
  (not ECO released) | 
|  121688-04 | OBP 4.22 Version 34 
  (not ECO released) | 
|  142706-01 | OBP 4.30 Version 4
  (not ECO released) | 
|  142706-02 | OBP 4.30.4.c
  (not ECO released) |