Win7 Pro x64 identifies it properly as Intel(R) Dual Band Wireless-AC 7260 but 'properties' show no AC details or functionality. I've tried HT and VHT both - no AC connection.
NETSH also does not show "AC" band...
netsh>wlan show driver
Interface name: Wireless Network Connection
Driver : Intel(R) Dual Band Wireless-AC 7260
Vendor : Intel Corporation
Provider : Intel
Date : 10/14/2013
Version : 16.6.0.8
INF file : C:\Windows\INF\oem54.inf
Files : 3 total
C:\Windows\system32\DRIVERS\NETwsw02.sys
C:\Windows\system32\DRIVERS\Netwfw02.dat
C:\Windows\system32\drivers\vwifibus.sys
Type : Native Wi-Fi Driver
Radio types supported : 802.11b 802.11g 802.11n 802.11a
FIPS 140-2 mode supported : Yes
Hosted network supported : Yes
Authentication and cipher supported in infrastructure mode:
Open None
Open WEP-40bit
Open WEP-104bit
Open WEP
Shared WEP-40bit
Shared WEP-104bit
Shared WEP
WPA-Enterprise TKIP
WPA-Enterprise CCMP
WPA-Personal TKIP
WPA-Personal CCMP
WPA2-Enterprise TKIP
WPA2-Enterprise CCMP
WPA2-Personal TKIP
WPA2-Personal CCMP
Open Vendor defined
Authentication and cipher supported in ad-hoc mode:
Open None
Open WEP-40bit
Open WEP-104bit
Open WEP
Shared WEP-40bit
Shared WEP-104bit
Shared WEP
WPA2-Personal CCMP
IHV service present : Yes
IHV adapter OUI : [00 80 86], type: [00]
IHV extensibility DLL path: C:\Windows\System32\IWMSSvc.dll
IHV UI extensibility ClSID: {1bf6cb2d-2ae0-4879-a7aa-a75834fbd0e3}
IHV diagnostics CLSID : {00000000-0000-0000-0000-000000000000}
netsh>?