Google recently announced that they will be offering 96 vCPUs and 624GB instances! They will be using Xeon Scalable processors.
Per Google's Blog:
96 vCPU VMs are available in three predefined machine types:
- Standard: 96 vCPUs and 360 GB of memory
- High-CPU: 96 vCPUs and 86.4 GB of memory
- High-Memory: 96 vCPUs and 624 GB of memory