+---------------------------------+-------------+-------------+-------------+---------------+
| Test Case                       |       20.08 |       20.11 |       21.02 |          Diff |
+---------------------------------+-------------+-------------+-------------+---------------+
| 64b-2t1c-eth-l2xcbase-testpmd   | 28.5 +- 9.9 | 30.1 +- 7.9 | 35.1 +- 3.9 | +16.6 +- 33.3 |
| 1518b-2t1c-eth-l2xcbase-testpmd |  3.9 +- 0.0 |  3.9 +- 0.0 |  3.9 +- 0.0 |  +0.4 +-  0.5 |
| 1518b-2t1c-ethip4-ip4base-l3fwd |  3.9 +- 0.0 |  3.9 +- 0.0 |  3.9 +- 0.0 |  +0.3 +-  0.5 |
| 64b-2t1c-ethip4-ip4base-l3fwd   | 37.1 +- 0.1 | 37.1 +- 0.1 | 37.1 +- 0.0 |  +0.1 +-  0.2 |
| 9000b-2t1c-eth-l2xcbase-testpmd |  0.7 +- 0.0 |  0.7 +- 0.0 |  0.7 +- 0.0 |  -0.0 +-  0.3 |
| 9000b-2t1c-ethip4-ip4base-l3fwd |  0.7 +- 0.0 |  0.7 +- 0.0 |  0.7 +- 0.0 |  -0.1 +-  0.2 |
| imix-2t1c-eth-l2xcbase-testpmd  | 16.4 +- 0.0 | 16.3 +- 0.1 | 14.8 +- 0.0 |  -8.7 +-  0.5 |
| imix-2t1c-ethip4-ip4base-l3fwd  | 16.4 +- 0.0 | 16.3 +- 0.0 | 14.8 +- 0.0 |  -9.0 +-  0.1 |
+---------------------------------+-------------+-------------+-------------+---------------+

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