+---------------------------------+---------------+---------------+---------------+---------------+
| Test Case                       |         21.02 |         21.08 |         21.11 |          Diff |
+---------------------------------+---------------+---------------+---------------+---------------+
| 64b-4t2c-eth-l2xcbase-testpmd   | 33.88 +- 0.09 | 31.03 +-  0.1 | 31.52 +- 0.11 | +1.57 +- 0.49 |
| imix-4t2c-eth-l2xcbase-testpmd  | 14.97 +- 0.01 | 14.98 +- 0.02 |  15.0 +- 0.02 | +0.13 +-  0.2 |
| 1518b-4t2c-eth-l2xcbase-testpmd |  3.98 +-  0.0 |  3.98 +-  0.0 |  3.98 +-  0.0 |  +0.0 +-  0.0 |
| 1518b-4t2c-ethip4-ip4base-l3fwd |  3.98 +-  0.0 |  3.98 +-  0.0 |  3.98 +-  0.0 |  +0.0 +-  0.0 |
| imix-4t2c-ethip4-ip4base-l3fwd  | 14.97 +- 0.01 |  15.0 +- 0.01 | 14.98 +- 0.03 | -0.18 +- 0.19 |
| 64b-4t2c-ethip4-ip4base-l3fwd   | 36.81 +- 0.06 | 36.33 +- 0.15 | 36.23 +- 0.22 | -0.27 +- 0.74 |
+---------------------------------+---------------+---------------+---------------+---------------+

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