There’s a lot of juice left in the converged infrastructure market, or at least VCs think so. Case in point — Nutanix just netted $101 million in Series D funding, bringing total investment up to $172.2 million over four rounds. That puts the company valuation at a cool one billion or so.

Yes that’s a lot of dough, but Nutanix sees a market topping out at a whopping $100 billion as companies update and streamline their data center hardware, said Howard Ting, VP of product management for the San Jose, Calif. company. So this is a massive opportunity and there are also a ton of competitors circling it, including Pure Storage, Tintri, and Nimble Storage.

Another rival, Scale Computing, is apparently in an interesting alliance with Dell whereby Dell’s resellers can offer Scale’s converged hardware as needed. Still another, Simplivity, recently completed a $58 million round. But Nutanix sees itself going…