Windows guests do not have AVX extensions available

Were trialling Sisense, which errors when building a cube
Intel utility reports no AVX as per screenshot

Hypervisor shell reports AVX present
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 63
model name : Intel(R) Xeon(R) CPU E5-2640 v3 @ 2.60GHz
stepping : 2
microcode : 0x2a
cpu MHz : 2600.052
cache size : 20480 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 15
wp : yes
flags : fpu de tsc msr pae mce cx8 apic sep mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc rep_good nopl nonstop_tsc pni pclmulqdq monitor vmx est ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt tsc_deadline_timer aes f16c rdrand hypervisor lahf_lm abm ida arat epb pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase bmi1 avx2 bmi2 erms
bogomips : 5200.10
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management: