Performance issues RTX 2070 in hashcat.

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There are performance issues in hashcat, on the GeForce RTX 2070 video card in MD5, driver version 416.94 WHQL, Windows 7 64-bit.

Speed in hashcat v5.0.0 - 11790.1 MH/s
Speed in hashcat v4.2.0 - 11807.1 MH/s
Speed in hashcat v3.5.0 - 26502.8 MH/s
Speed in hashcat v3.2.0 - 25950.5 MH/s

In WPA2, there are no such problems:
Speed in hashcat v5.0.0 - 411.6 kh/s
Speed in hashcat v4.2.0 - 414.1 kh/s
Speed in hashcat v3.5.0 - 409.4 kh/s

What could be the problem and will there be a hashcat update for GeForce RTX series video cards?