Another update (thanks wiens and plutomaniac): [Edit] Also frwil for the Coffee Lake updates
Socket 1151v2 (LGA)
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906EA Coffee Lake-S, Coffee Lake-S Xeon E (U0))
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cpu906EA_plat22_ver000000F4_2023-02-23_PRD_CD00673E.bin
906ED Coffee Lake Refresh-S, Coffee Lake Refresh-S Xeon E (R0)
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cpu906ED_plat22_ver000000FA_2023-02-27_PRD_EA5AED82.bin
Socket 3647 (LGA)
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50653 Skylake-SP Xeon Platinum (B1)
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cpu50653_plat97_ver01000171_2022-12-21_PRD_A1B17083.bin
Socket 4189 (LGA)
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5065B Cooper Lake
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cpu5065B_platBF_ver07002601_2022-12-21_PRD_C03CB66B.bin
Socket 1377 (BGA)
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A0660 Comet Lake-Y, Comet Lake-U
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cpuA0660_plat80_ver000000F6_2022-12-26_PRD_D2CF5548.bin
A0661 Comet Lake-Y, Comet Lake-U
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cpuA0661_plat80_ver000000F6_2022-12-26_PRD_0CE7B663.bin
Socket 1528 (BGA)
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806EB Whiskey Lake-U
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cpu806EB_platD0_ver000000F2_2022-12-26_PRD_E2306688.bin
806EC Whiskey Lake-U, Comet Lake-U
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cpu806EC_plat94_ver000000F6_2022-12-26_PRD_F9A3547E.bin
Socket 1744 (BGA)
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B06A2 Raptor Lake-P
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cpuB06A2_platC0_ver00004112_2023-02-22_PRD_D26FFFE6.bin
B06A3 Raptor Lake-P
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cpuB06A3_platC0_ver00004112_2023-02-22_PRD_D26FFFE5.bin