Let
pd
(
I
(
G
)
)
\operatorname {pd}(I(G))
and
reg
(
I
(
G
)
)
\operatorname {reg}(I(G))
respectively denote the projective dimension and the regularity of the edge ideal
I
(
G
)
I(G)
of a graph
G
G
. For any positive integer
n
n
, we determine all pairs
(
pd
(
I
(
G
)
)
,
reg
(
I
(
G
)
)
)
(\operatorname {pd}(I(G)),\, \operatorname {reg}(I(G)))
as
G
G
ranges over all connected bipartite graphs on
n
n
vertices.