4GB Kit 2 pcs of2GB 256M X 64 Non-ECC 800MHz PC2-6400 240-pin Unbuffered DIMM(DDR2, 1.8V, CL5, Gold Leads) . Low Density. Matched set - Dual Channel.

USED. Tested. We do not sell \"OEM\" memory which may be incompatible, unstable or prone to early failure.

Warranty: 90 days

Memory expert since 1990. All parts are tested and guaranteed compatible.

No hassle exchanges. Brand name parts only-No unknown and overclocked parts.

Quick shipping.

Guaranteed and tested. 100% compatible with many systems including :

Dell Inspiron 518

Dell Inspiron 519

Dell Inspiron 535

Dell Inspiron 535s

Dell Inspiron 537

Dell Inspiron 537s

Dell Inspiron 545

Dell Inspiron 545s

Dell Inspiron 546

Dell Inspiron 546s

Dell Optiplex 160

Dell Optiplex 330

Dell Optiplex 360

Dell Optiplex 740

Dell Optiplex 745 / 745c

Dell OptiPlex 755 DT / MT / SFF

Dell Optiplex 755 Ultra Small Form Factor

Dell OptiPlex 760 DT / MT / SFF

Dell OptiPlex 760 Ultra Small Form Factor

Dell OptiPlex 960

Dell OptiPlex FX160

Dell Precision Workstation 380

Dell Precision Workstation 390

Dell Precision Workstation T3400

Dell Studio Desktop

Dell Studio Slim

Dell Vostro 220 Mini Tower

Dell Vostro 220s Slim Tower

Dell Vostro 320

Dell Vostro A180 Tower

Dell XPS 420

Dell XPS 625

Dell XPS 630

Dell XPS One 24