Here Kṛṣṇa says that "You always remember Me," or you remember Kṛṣṇa, and Lord Caitanya says, "You always chant the name of Kṛṣṇa." So there is no difference because Kṛṣṇa and Kṛṣṇa's name are nondifferent in the Absolute.
Caitanya Says (BG lectures)
Appearance