Compatible with Portables as :

Dell 3050 BLACKFISH CTO
Dell 3050 BLACKFISH MFF BTX
Dell 3050 BLACKFISH MT BTX
Dell 3050 BLACKFISH NONFED
Dell 3050 BLACKFISH SFF BTX
Dell 3060 COUGAR CTO
Dell 3060 COUGAR MICRO BTX
Dell 3060 COUGAR TOWER BTX
Dell 5050 ANGELFISH CTO
Dell 5050 ANGELFISH MFF BTX
Dell 5050 ANGELFISH MFF NON FED
Dell 5050 ANGELFISH MT BTX
Dell 5050 ANGELFISH SFF BTX
Dell 5050 ANGELFISH TAA
Dell 5055 KONA MT SR BTX
Dell 5055 KONA SFF SR BTX
Dell 5055 KONA SR CTO
Dell 5060 ELK CTO
Dell 5060 ELK MICRO BTX
Dell 5060 ELK TOWER BTX
Dell 7050 SAILFISH CTO
Dell 7050 SAILFISH MFF BTX
Dell 7050 SAILFISH MT BTX
Dell 7050 SAILFISH NONFED
Dell 7050 SAILFISH SFF BTX
Dell 7060 BISON CTO
Dell 7060 BISON MICRO BTX
Dell 7060 BISON SFF BTX
Dell 7060 BISON TOWER BTX