Along with the promise that its next generation Arrow Lake desktop CPUs will be coming to market in the second half of 2024, Intel also announced that another new architecture will arrive this year, too. Lunar Lake will be an evolution of Meteor Lake and, although it's squarely aimed to be as low-power as possible, Intel is also claiming significant improvements to the CPU core's IPC (instruction per cycle) and up to three times more AI performance in the GPU and NPU.
Despite endless and somewhat repetitive talk of AI at this year's CES event, Intel has clearly been rather busy of late, pushing forward on CPU design and chip manufacturing technologies. The recently launched Core Ultra series of laptop CPUs are based on the Meteor Lake design, which involves having the chip as a whole comprising multiple tiles: Compute, graphics, system, and input/output.
In the case of that particular processor, Intel makes the compute tiles on its Intel 4 process node, whereas the rest are made by TSMC. Meteor Lake will be joined (or possibly superseded) by Lunar Lake at some point in 2024, and the compute tile will get a serious overhaul. How much of an upgrade is still unknown, though Intel is promising significant improvements to the CPU core's IPC.
This is a measure of the number of instructions that can be processed in one clock cycle, and it varies not only from architecture to architecture, but also from instruction to instruction. A higher IPC means that clock speeds don't necessarily need to be increased to get more performance, which in turn means the chip can run slower, use less power, and generate less heat.
Power and heat have been Intel's bugbear for a long time now, so any improvements in this area will be more than
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