IBM/Lenovo eServer Memory Upgrade Configurator - choose your Model:

i5 520 (9406-520)
i5 550 (9406-550)
i5 570 (9406-570)
pSeries 610 7028-6E1/6C1
pSeries 615 7029-6C3/6E3
pSeries 630 7028-6C4/6E4
pSeries 640 7026-B80
pSeries 650 7038-6M2
pSeries p5 Model 510 (9110-510)
pSeries p5 Model 520 (9111-520)
pSeries p5 Model 550 (9113-550)
pSeries p5 Model 570 (9117-570)
pSeries p5 Model 575 (9118-575)
xSeries BladeCenter JS21 (8844-xxx)
xSeries BladeCenter LS20 (8850-xxx)
xSeries 100 (8486-xxx)
xSeries 130 (8672-2xx)
xSeries 135 (8672-2xx)
xSeries 150 (8658-3xx)
xSeries 200 (8478-1xx,2xx)
xSeries 200 (8478-4xx,5xx)
xSeries 200 (8478-6xx,7xx)
xSeries 200 (8479-3xx)
xSeries 200 (8479-4xx,5xx,6xx)
xSeries 200VL 8481-1xx,2xx,3xx
xSeries 205 (NX80xxx)
xSeries 205/205VL (8480-xxx)
xSeries 206 (8482, 8487-xxx)
xSeries 206 (NX82, NY82xxx)
xSeries 206m (8485, 8490-xxx)
xSeries 220 (8646-xxx)
xSeries 225 SMP (8647, 8649-xxx)
xSeries 226 (8488-xxx)
xSeries 226 (8648-xxx)
xSeries 230 (8658-xxx)
xSeries 232 (8668-xxx)
xSeries 235 (8671-xxx)
xSeries 235 (NX714xx)
xSeries 236 (8841-xxx)
xSeries 255 (8685-xxx)
xSeries 260 (8866-xxx)
xSeries 300 (8472-2xx)
xSeries 300 (8472-8xx)
xSeries 300 (8672-5xx, 6xx, 8xx)
xSeries 305 (8673-xxx)
xSeries 305 (NX73xxx)
xSeries 306 (8836, 8489-xxx)
xSeries 306m (8491, 8849-xxx)
xSeries 326 (8848-xxx)
xSeries 326m (7969-xxx)
xSeries 330 (8674-xxx)
xSeries 330 w/MXT (8675-xxx)
xSeries 335 (8676-xxx)
xSeries 335 (8830-xxx)
xSeries 335 (NX76xxx)
xSeries 336 (8837-xxx)
xSeries 336 (NY37xxx)
xSeries 340 (8656-xxx)
xSeries 342 (8669-xxx)
xSeries 343 (8827-xxx)
xSeries 343 (Xeon) (8847-xxx)
xSeries 345 (8670-F1X, K1X, L1X, M1X)
xSeries 345 (8670-xxx)
xSeries 345 (NX70xxx)
xSeries 346 (8840-xxx)
xSeries 346 (NY40xxx)
xSeries 360 (8686-1RQ,2RQ,3RQ)
xSeries 360 (8686-xxx)
xSeries 365 (8861, 8862-xxx)
xSeries 366 (8863-xxx)
xSeries 382 (8834-xxx)
xSeries 440 (8687-1xx,2xx,3xx,4xx)
xSeries 440 (8687-5xx,6xx,7xx)
xSeries 445 (8870-xxx)
xSeries 445 (NX7Rxxx)
xSeries 450 (8688-xxx)
xSeries 455 (8855-xxx)
xSeries 460 (8872, 8874-xxx)
xSeries BladeCenter HS20 (7981-xxx)
xSeries BladeCenter HS20 (8678, 8832-xxx)
xSeries BladeCenter HS20 (8843-xxx)
xSeries BladeCenter HS21 (8853-xxx)
xSeries BladeCenter HS40 (8839-xxx)