I use this thread for checking out bins.
Here are the different Bins at highest rated current
XP-G
Bin 1500mA
R2 380-406
R3 406-433
R4 433-463
R5 463-493
S2 493-520
S3 520-547
S4 547-573
XP-G2
Bin 1500mA
Q4 373-399
Q5 399-425
R2 425-454
R3 454-485
R4 485-518
R5 518-558
XM-L
Bin 3000mA
T2 650-715
T3 715-780
T4 780-845
T5 845-910
T6 910-975
U2 975-1040
U3 1040-1105
XM-L2
Bin 3000mA
S4 612-641
S5 641-679
S6 679-746
T2 746-820
T3 820-895
T4 895-970
T5 970-1044
T6 1044-1119
U2 1119-1193