+---------------------------------+---------------+---------------+---------------+---------------+
| Test Case                       |         21.02 |         21.08 |         21.11 |          Diff |
+---------------------------------+---------------+---------------+---------------+---------------+
| 1518b-2t1c-eth-l2xcbase-testpmd |   3.9 +-  0.0 |  3.89 +- 0.01 |   3.9 +- 0.01 | +0.13 +- 0.29 |
| 64b-2t1c-eth-l2xcbase-testpmd   | 30.99 +- 5.79 | 33.48 +- 0.08 | 33.51 +- 0.05 | +0.08 +- 0.28 |
| 9000b-2t1c-eth-l2xcbase-testpmd |  0.66 +-  0.0 |  0.66 +-  0.0 |  0.66 +-  0.0 | +0.08 +- 0.27 |
| 1518b-2t1c-ethip4-ip4base-l3fwd |  3.98 +-  0.0 |  3.98 +-  0.0 |  3.98 +-  0.0 |  +0.0 +-  0.0 |
| 64b-2t1c-ethip4-ip4base-l3fwd   | 37.31 +-  0.0 |  37.5 +-  0.0 |  37.5 +-  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 |
| imix-2t1c-eth-l2xcbase-testpmd  | 14.86 +- 0.02 |  14.9 +- 0.03 | 14.89 +- 0.02 | -0.07 +- 0.25 |
| imix-2t1c-ethip4-ip4base-l3fwd  | 14.86 +- 0.02 | 14.91 +- 0.03 | 14.89 +- 0.03 | -0.11 +- 0.27 |
+---------------------------------+---------------+---------------+---------------+---------------+

21.02, 21.08, 21.11 - DPDK versions tested.
Diff - difference between 21.08 and 21.11 DPDK version.