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NVIDIA Introduces Tegra 4i with Built-in LTE and "Phoenix" Reference Design

Today NVIDIA introduced the Tegra 4i, an ARM-based quad-core SoC designed for the mainstream smartphone sector. Previously codenamed as "Grey" and it's packed with an integrated 4G LTE modem processor.

This SoC will focus on middle-to-upper class mainstream phone market. It consists of four R4 Cortex-A9 CPU cores clocked at 2.3 GHz, NVIDIA 's fifth battery-saver core, and 60 custom NVIDIA GPU cores.

The full specifications include:

  • Quad-Core CPU: R4 Cortex-A9, plus battery saver core
  • Max Clock Speed: 2.3 GHz
  • Tegra 4 GPU Cores: 60
  • LTE: Integrated Nvidia i500 core
  • Memory Type: LPDDR3
  • Memory Size: 2 GB
  • Max Resolution: 1920 x 1200
  • 1080p HDMI out support

  • Process Technology: 28-nm

In addition to the Tegra 4i chip, NVIDIA formally introduced the Tegra 4 family's Chimera Computational Photography Architecture. Thanks to Chimera Photography Architecture users can instantly capture high-quality HDR image, it also allows the user to take wide-angle "fish-eye" shots, the persistent tap-to-track tech directly focuses on a person or object within a scene with a simple touch. Chimera is available in both the Tegra 4 and Tegra 4i SoCs.

Also, NVIDIA has shown the according "Phoenix" reference design for the Tegra 4i SoC. The prototype features a 5-inch 1080p display, an 8-mm thin design, 4G LTE connectivity, PRISM 2, DirectTouch and the Chimera architecture.

Both the chip and the reference design will be showcased next week during Mobile World Congress 2013 in Barcelona, Spain (Feb. 2528).

Source: Tom's Hardware Guide

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