ARM Drives Mali GPU to New High

From EETimes: ARM announced two new Mali graphics cores, a new high-end part and one aimed at mid-market devices. The Mali T760 delivers up to 326 GFlops using 16 cores; the T720 promises higher energy efficiency and a smaller area than previous cores.

ARM hopes the new parts accelerate its momentum in mobile graphics where it is gaining ground but trailing Imagination Technologies and Qualcomm, according to market watcher Jon Peddie Research (Tiburon, Calif.).

"In general, Imagination has had superior performance to ARM’s Mali, and Mali has had a smaller die size," said Peddie in an email exchange. "When a company like Samsung or MediaTek wanted performance parts in their product line they would choose Imagination and when they wanted low cost they’d go for Mali," he said.

With the Mali T760, ARM doubled to 16 the number of cores that can be linked in a design. Each core uses two arithmetic pipelines rather than four in the previous high-end Mali 678 for which ARM saw little demand.

Nevertheless performance per core is up about 25 percent from the previous 628 which also had two arithmetic pipelines. The T760 runs at up to 600 MHz to deliver 1,066 million triangles/second and has a 9.6 Gpixels/s fill rate.

With the T760, "we believe we will far surpass where Imagination is for some time," said Andy Loats, graphics product manager for ARM.

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