WoW Thats a lot!
On single server configuration, get
Quad 16-core AMD Opetron
4 x SSD RAID-10 (for webserver + O/S)
4 x SSD RAID-10 (Database)
with Hardware RAID Controllers
else, get dual XEON, 64GB RAM on RAID-10 SSD (Web Server & O/S)
and 2 x dual XEONs 16-32GB RAM with RAID-1 SSD on Load Balancer for Databases.
Thank you very much, you saved me
There's no way at all this will work on a single server (assuming the concurrency figure is real)
There are two ways to learn...
Please start with:
Then continue with:
And finally try using the search option:
Before you spend huge sums of money I would ask you to explain how you arrived at your concurrency figure.
Get that wrong and you are in big trouble.