As you have asked about the State bank of India Fixed deposit (FD) interest rates, I am giving you information about it, check below for the details

Short-term Fixed Deposit Rates
SBI offers short-term deposits from interest rates of 5.25% p.a. – 7.25% p.a., quarterly compounded.

Medium and Long-term Fixed Deposit Rates
Fixed Deposits that feature tenures of more than a year, up to 5 years, have interest rates ranging from 7.0% p.a. -7.5% p.a

Interest rates are as of 02/05/2016

Duration of Deposit Regular Deposits
30 days 5.25% p.a
60 days 6.50% p.a
90 days 6.50% p.a
120 days 6.50% p.a
6 months 6.75% p.a
9 months 7.00% p.a
1 year 7.25% p.a
1 year 6 months 7.50% p.a
2 years 7.50% p.a
3 years 7.00% p.a
4 years 7.00% p.a
5 years 7.00% p.a