US-based LSI and Taiwan chip maker UMC reinvest in computer processor company SandForce's series D round.

The two strategic backers in computer processor company SandForce have returned as part of a venture consortium investing $25m in the company’s series D round.

US-based LSI and Taiwan chip maker UMC through its corporate venturing division, UMC Capital, had previously joined as new investors in SandForce’s $21m series C round in November.

Venture capital firm Canaan Partners led SandForce’s D round, with VC peers DCM, Storm Ventures and Translink Capital also participating.

The company did not mention…