+---------------------------------+-------------+-------------+-------------+--------------+
| Test Case                       |       20.08 |       20.11 |       21.02 |         Diff |
+---------------------------------+-------------+-------------+-------------+--------------+
| 64b-2t1c-eth-l2xcbase-testpmd   | 33.1 +- 7.6 | 34.3 +- 6.2 | 37.0 +- 1.4 | +7.7 +- 19.9 |
| 64b-2t1c-ethip4-ip4base-l3fwd   | 37.3 +- 0.0 | 37.3 +- 0.0 | 37.5 +- 0.0 | +0.5 +-  0.0 |
| 1518b-2t1c-ethip4-ip4base-l3fwd |  3.9 +- 0.0 |  3.9 +- 0.0 |  3.9 +- 0.0 | +0.0 +-  0.1 |
| 9000b-2t1c-ethip4-ip4base-l3fwd |  0.7 +- 0.0 |  0.7 +- 0.0 |  0.7 +- 0.0 | -0.1 +-  0.2 |
| 1518b-2t1c-eth-l2xcbase-testpmd |  3.9 +- 0.0 |  3.9 +- 0.0 |  3.9 +- 0.0 | -0.1 +-  0.1 |
| 9000b-2t1c-eth-l2xcbase-testpmd |  0.7 +- 0.0 |  0.7 +- 0.0 |  0.7 +- 0.0 | -0.1 +-  0.1 |
| imix-2t1c-eth-l2xcbase-testpmd  | 16.4 +- 0.0 | 16.3 +- 0.0 | 14.9 +- 0.0 | -8.3 +-  0.1 |
| imix-2t1c-ethip4-ip4base-l3fwd  | 16.4 +- 0.0 | 16.3 +- 0.0 | 14.9 +- 0.0 | -8.3 +-  0.2 |
+---------------------------------+-------------+-------------+-------------+--------------+

20.08, 20.11, 21.02 - DPDK versions tested.
Diff - difference between 20.11 and 21.02 DPDK version.