Product Details Module Name: PC3-10600R Speed: 1333 MHz Data Integrity Check: ECC Kit Storage Capacity: 48GB (3 x 16GB) Condition: Fully Tested, Refurbished Warranty:1 Year Warranty X3500 M3 7380 X3500 M4 7383 X3550 M2 4198 X3550 M2 7946 X3550 M3 4254 X3550 M4 7914 X3650 M2 4199 X3650 M2 7947 X3650 M3 4255 X3650 M3 7945 X3650 M3 7949 X3650 M4 7915 C20 dx360 M3 dx360 M4 x440