A cable connector assembly including: an electrical connector including an insulative housing, a number of contacts retained in the insulative housing and arranged in two rows apart from each other along a vertical direction, and a latch retained in the insulative housing, wherein the contacts arranged in an upper row include a pair of high-frequency signal contacts and the contacts arranged in a lower row include a pair of high-frequency signal contacts, the two pairs of high-frequency signal contacts disposed relative to each other along the vertical direction; and a cable including a number of wires electrically connected with the contacts of the electrical connector; wherein the electrical connector further includes a grounding plate, the grounding plate including a shielding sheet extending between the two pairs of high-frequency signal contacts.