IBM 4GB (2x2GB) IBM System p5 505,510,520,550,560 Memory Upgrade (p/n 312D), FRU: 12R8239
| 312D | 2 GB DDR2 memory DIMM | 9111-285, 9115-505, 9110-51A, 9131-52A, 9133-55A, 9116-561 | 12R8239 |
Compatible with IBM eServer pSeries p5 505 (p5-505), eServer pSeries p5 520 Express, eServer pSeries p5 550 Express, System p5 505 Express (9115-505), System p5 505Q Express 9115 505, System p5 510 Express (9110-51A), System p5 510Q Express (9110-51A), System p5 520 Express (9131-52A), System p5 520Q Express (9131-52A), System p5 550 Express (9133-55A), System p5 550Q Express (9133-55A), System p5 560Q (9116-561), IntelliStation POWER 285.
IBM pSeries, iSeries, Power5+ Memory
Micro Memory Bank is a leader in providing IBM Original as well as 100% Spec Certified Compatible memory for pSeries, iSeries, Power 5+, xSeries as well as memory for Hewlett-Packard, Compaq, Digital, Sun, and Dell.
| DDR2 | ||||
| F/C | Description | System | FRU | |
| 1932 | 2 | 4gb kit (2 x 2gb) | 285,505,51a,52a,55a, 561 | 12R8239 |
| 1931 | 2 | 2gb kit (2 x 1gb) | 285,505,51a,52a,55a, 561 | 12R8255 |
| 1930 | 2 | 1gb kit (2 x 512mb) | 285,505,51a,52a,55a, 561 | 12R8251 |
| 7894 | 4 | 8gb kit (4 x 2gb) | 570(1.9+, 2.2), 575 | xxN/Axx,16R1530 |
| 7893 | 4 | 4gb kit (4 x 1gb) | 570(1.9+, 2.2), 575 | 12R8544 ,16R0233 |
| 7892 | 4 | 2gb kit (4 x 512mb) | 570(1.9+, 2.2), 575 | 12R8540, 16R1521 |
| 4475 | 2 | 4gb kit (2 x 2gb) | 9405-520 | 12R8824 |
| 4474 | 2 | 2gb kit (2 x 1gb) | 9405-520 | 12R8546 |
| 4473 | 2 | 1gb kit (2 x 512mb) | 9405-520 | 12R8542 |
| DDR | ||||
| F/C | Description | System | FRU | |
| 4492 | 4 | 32gb kit (4 x 8gb) | i5 570, p5 570 | 16R1221 |
| 4491 | 4 | 16gb kit (4 x 4gb) | i5 570, p5 570 | 44P3960 |
| 4494 | 4 | 16gb kit (4 x 4gb) | i5 570, p5 570 | 16R7631 |
| 4454 | 4 | 8gb kit (4 x 2gb) | i5 570, p5 570 | 53P3232 |
| 4490 | 4 | 4gb kit (4 x 1gb) | i5 570, p5 570 | 53P3228 |
| 4452 | 4 | 2gb kit (4 x 512mb) | i5 570, p5 570 | 53P3226 |
| 4450 | 4 | 16gb kit (4 x 4gb) | i5 & p5 520,550 | 16R0711 |
| 4449 | 4 | 8gb kit (4 x 2gb) | i5 & p5 520,550 | 00P5773 |
| 4445 | 4 | 4gb kit (4 x 1gb) | i5 & p5 520,550 | 00P5769 |
| 4448 | 4 | 4gb kit (4 x 1gb) | i5 & p5 520,550 | 00P5771 |
| 4447 | 4 | 2gb kit (4 x 512mb) | i5 & p5 520,550 | 00P5767 |
| SDRAM | ||||
| F/C | Description | System | FRU | |
| 4137 | 2 | 2gb kit (2 x 1gb) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 09P0335 |
| 4100 | 2 | 1gb kit (2 x 512mb) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 07L9758 |
| 4131 | 2 | 1gb kit (2 x 512mb) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 10L5417 |
| 4121 | 2 | 1gb kit (2 x 512mb) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 09P0491 |
| 4119 | 2 | 512mb kit (2 x 256mb) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 07L9030 |
| 4110 | 2 | 256MB KIT ( 2 X 128MB) | pSeries 620,6f0,6f1,660,6H0, 6H1, F80, H80 | 93H4702 |