Intel Core i9-11900T pops up on Geekbench with UHD Graphics 750: Power-optimized Rocket Lake chip hits 4.89 GHz and floors the i9-10900T in single-core performance The Intel Core i9-11900T offers a powerful single-core performance. (Image source: Intel) A low-power Intel Core i9-11900T chip from the Rocket Lake family has appeared on Geekbench. The i9-11900T, which has an iGPU in the form of the UHD Graphics 750, recorded a clock rate of 4.89 GHz and produced an outstanding single-core score that was +26% over the Comet Lake i9-10900T. Internet of Things (IoT), iOS, Wearable,