+---------------------------------+---------------+---------------+---------------+-----------------+
| Test Case                       |         20.11 |         21.02 |         21.08 |            Diff |
+---------------------------------+---------------+---------------+---------------+-----------------+
| 64b-4t2c-eth-l2xcbase-testpmd   | 14.81 +- 0.28 | 14.78 +-  0.3 | 30.34 +- 0.07 | +105.23 +- 4.18 |
| imix-4t2c-ethip4-ip4base-l3fwd  |  16.3 +-  0.0 | 14.95 +- 0.02 |  15.0 +- 0.01 |   +0.31 +- 0.15 |
| imix-4t2c-eth-l2xcbase-testpmd  |  16.3 +-  0.0 | 14.97 +- 0.01 | 14.99 +- 0.03 |   +0.14 +- 0.21 |
| 1518b-4t2c-eth-l2xcbase-testpmd |  3.92 +-  0.0 |  3.92 +- 0.01 |  3.92 +-  0.0 |   +0.05 +- 0.16 |
| 1518b-4t2c-ethip4-ip4base-l3fwd |  3.92 +-  0.0 |  3.92 +-  0.0 |  3.92 +-  0.0 |   +0.01 +- 0.15 |
| 64b-4t2c-ethip4-ip4base-l3fwd   | 36.94 +-  0.0 | 36.97 +- 0.07 | 36.92 +- 0.08 |   -0.14 +- 0.29 |
+---------------------------------+---------------+---------------+---------------+-----------------+

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