+---------------------------------+---------------+---------------+---------------+----------------+
| Test Case                       |         20.11 |         21.02 |         21.08 |           Diff |
+---------------------------------+---------------+---------------+---------------+----------------+
| 64b-2t1c-eth-l2xcbase-testpmd   | 20.05 +- 4.27 | 30.99 +- 5.79 | 33.48 +- 0.08 | +8.03 +- 20.17 |
| 64b-2t1c-ethip4-ip4base-l3fwd   | 37.31 +-  0.0 | 37.31 +-  0.0 |  37.5 +-  0.0 |  +0.5 +-   0.0 |
| imix-2t1c-ethip4-ip4base-l3fwd  |  16.3 +-  0.0 | 14.86 +- 0.02 | 14.91 +- 0.03 | +0.28 +-  0.24 |
| imix-2t1c-eth-l2xcbase-testpmd  |  15.2 +- 0.61 | 14.86 +- 0.02 |  14.9 +- 0.03 | +0.28 +-  0.24 |
| 1518b-2t1c-ethip4-ip4base-l3fwd |  3.96 +-  0.0 |  3.98 +-  0.0 |  3.98 +-  0.0 |  +0.0 +-   0.0 |
| 9000b-2t1c-ethip4-ip4base-l3fwd |  0.68 +-  0.0 |  0.68 +-  0.0 |  0.68 +-  0.0 |  +0.0 +-   0.0 |
| 9000b-2t1c-eth-l2xcbase-testpmd |  0.66 +-  0.0 |  0.66 +-  0.0 |  0.66 +-  0.0 | -0.04 +-  0.32 |
| 1518b-2t1c-eth-l2xcbase-testpmd |   3.9 +- 0.01 |   3.9 +-  0.0 |  3.89 +- 0.01 | -0.25 +-  0.22 |
+---------------------------------+---------------+---------------+---------------+----------------+

20.11, 21.02, 21.08 - DPDK versions tested.
Diff - difference between 21.02 and 21.08 DPDK version.