Thursday, July 20th 2023

AMD "Strix Point" Zen 5 Monolithic Silicon has a 12-core CPU?

It looks like the monolithic silicon that succeeds "Phoenix," codenamed "Strix Point," will finally introduce an increase in CPU core counts for the thin-and-light and ultraportable mobile platforms. "Strix Point" is codename for the next-generation APU die being developed at AMD, which, according to a leaked MilkyWay@Home benchmark result, comes with a 12-core/24-thread CPU.

The silicon is identified by MilkyWay@Home with the OPN "AMD Eng Sample: 100-000000994-03_N," and CPU identification string "AuthenticAMD Family 26 Model 32 Stepping 0 -> B20F00." The "Strix Point" CPU could be the second time AMD has increased CPU core-counts per CCX. From "Zen 3" onward, the company increased the cores per CCX from 4 to 8, allowing a single "Zen 3" CCX on the "Cezanne" monolithic silicon to come with 8 cores. It's highly likely that with "Zen 5," the company is increasing the cores/CCX to 12, and that "Strix Point" has one of these CCXs.
"Strix Point" processors will be branded under the Ryzen 8000 series. Besides the 12-core Zen 5 CPU, it is expected to feature an updated iGPU based on the RDNA3 Gen 2 graphics architecture, and an upgraded memory interface, with support for higher DDR5 and LPDDR5 memory speeds. It's likely that the AMD Radiance Display Engine finds its way to the silicon, as well as an updated XDNA Ryzen AI accelerator. AMD is expected to debut Zen 5 in 2024, with "Strix Point" squaring off against Intel's Core "Meteor Lake" processors.
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