You're not paying any Cash Over Valuation ("COV") for a resale flat. Note that you may need to set aside cash to pay the COV in full.
The maximum property value you are considering is S$3,000,000.
CPF contribution rates used are for users aged 55 and below, correct at the time of website building.
Refer to CPF rates here.You would choose the option to retain $20,000 in your CPF OA when paying your downpayment.
You would choose to maximize the amount of CPF OA to use for your monthly repayments.
The additional fees and stamp duties are not taken into consideration for your upfront cash requirements.
Read about additional fees here.