Putnam International Equity Fd (POVSX) N-CSRS Certified semi-annual shareholder report (management investment company)

Section 906 Certifications

I, Jonathan S. Horwitz, the Principal Executive Officer of the Funds listed on Attachment A, certify that, to my knowledge:

1. The form N-CSR of the Funds listed on Attachment A for the period ended December 31, 2017 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Form N-CSR of the Funds listed on Attachment A for the period ended December 31, 2017 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: February 26, 2018

/s/ Jonathan S. Horwitz

______________________

Jonathan S. Horwitz

Principal Executive Officer

Section 906 Certifications

I, Janet C. Smith, the Principal Financial Officer of the Funds listed on Attachment A, certify that, to my knowledge:

1. The form N-CSR of the Funds listed on Attachment A for the period ended December 31, 2017 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Form N-CSR of the Funds listed on Attachment A for the period ended December 31, 2017 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: February 26, 2018

/s/ Janet C. Smith

______________________

Janet C. Smith

Principal Financial Officer

Attachment A

Period (s) ended December 31, 2017

               Putnam Europe Equity Fund

               Putnam International Equity Fund

               Putnam Multi-Cap Growth Fund

               Putnam Small Cap Growth Fund

               Putnam International Value Fund

               Putnam VT Absolute Return 500 Fund

               Putnam VT American Government Income Fund

               Putnam VT Capital Opportunities Fund

               Putnam VT Diversified Income Fund

               Putnam VT Equity Income Fund

               Putnam VT George Putnam Balanced Fund

               Putnam VT Global Asset Allocation Fund

               Putnam VT Global Equity Fund

               Putnam VT Global Health Care Fund

               Putnam VT Global Utilities Fund

               Putnam VT Government Money Market Fund

               Putnam VT Growth Opportunities Fund

               Putnam VT High Yield Fund

               Putnam VT Income Fund

               Putnam VT International Equity Fund

               Putnam VT International Value Fund

               Putnam VT International Growth Fund

               Putnam VT Investors Fund

               Putnam VT Multi-Cap Value Fund

               Putnam VT Multi-Cap Growth Fund

               Putnam VT Research Fund

               Putnam VT Small Cap Value Fund