This is what I thought all processors since 1995 were reported to be affected, maybe that reporting was wrong. I ran a script from MS that said VA cache software support on my Win 10 1709 x64 box was enabled which is for Meltdown.

Speculation control settings for CVE-2017-5715 [branch target injection]

Hardware support for branch target injection mitigation is present: False
Windows OS support for branch target injection mitigation is present: True
Windows OS support for branch target injection mitigation is enabled: False
Windows OS support for branch target injection mitigation is disabled by system policy: False
Windows OS support for branch target injection mitigation is disabled by absence of hardware support: True

Speculation control settings for CVE-2017-5754 [rogue data cache load]

Hardware requires kernel VA shadowing: True
Windows OS support for kernel VA shadow is present: True
Windows OS support for kernel VA shadow is enabled: True
Windows OS support for PCID performance optimization is enabled: False [not required for security]

Suggested actions

* Install BIOS/firmware update provided by your device OEM that enables hardware support for the branch target injection mitigation.


BTIHardwarePresent : False
BTIWindowsSupportPresent : True
BTIWindowsSupportEnabled : False
BTIDisabledBySystemPolicy : False
BTIDisabledByNoHardwareSupport : True
KVAShadowRequired : True
KVAShadowWindowsSupportPresent : True
KVAShadowWindowsSupportEnabled : True
KVAShadowPcidEnabled : False