+---------------------------------+---------------+---------------+---------------+---------------+
| Test Case                       |         21.02 |         21.08 |         21.11 |          Diff |
+---------------------------------+---------------+---------------+---------------+---------------+
| 64b-4t2c-eth-l2xcbase-testpmd   | 13.86 +- 0.28 | 29.71 +- 0.03 | 29.74 +- 0.05 | +0.09 +- 0.21 |
| 1518b-4t2c-eth-l2xcbase-testpmd |  3.89 +- 0.01 |  3.89 +- 0.01 |  3.89 +- 0.01 | +0.04 +- 0.28 |
| imix-4t2c-eth-l2xcbase-testpmd  | 13.07 +- 0.72 | 14.87 +- 0.03 | 14.88 +- 0.03 | +0.03 +- 0.29 |
| 1518b-4t2c-ethip4-ip4base-l3fwd |   3.9 +-  0.0 |   3.9 +-  0.0 |   3.9 +- 0.01 | +0.01 +- 0.17 |
| imix-4t2c-ethip4-ip4base-l3fwd  | 14.86 +- 0.02 | 14.88 +- 0.04 | 14.88 +- 0.03 | -0.01 +- 0.34 |
| 64b-4t2c-ethip4-ip4base-l3fwd   |  36.6 +- 0.06 | 36.66 +- 0.04 | 36.58 +- 0.04 | -0.21 +- 0.17 |
+---------------------------------+---------------+---------------+---------------+---------------+

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