Yes, you can transfer Rs. 20 lakhs through RTGS. Since there is no upper limit for RTGS transactions, transferring such amounts is possible and often done for large-value payments.
During the first 4 days after activation, you can transfer a total of Rs. 5,00,000 to a new beneficiary if activated by the system. You can transfer up to full limit (please refer Transaction limit / Charges) in a day if beneficiary is activated by your home branch.
You have to follow the steps mentioned below to transfer funds quickly without adding a beneficiary in SBI account: Log in to the SBI internet banking account and select “Quick Transfer (Without Adding Beneficiary)” in the “Payments/Transfers” drop-down menu.
You can transfer Rs. 10 lakh in one day in SBI through NEFT or RTGS as there is no maximum limit for NEFT or RTGS transactions.