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Meta fights soaring hardware costs by reusing old DDR4 server memory in new DDR5-only servers — custom CXL 2.0 chip marries legacy DDR4-2400 with cutting-edge DDR5-6400

What happened

Meta deploys custom Vistara ASIC to bridge legacy DDR4 to DDR5-only AMD Turin servers, expanding capacity to 1TB per node. This addresses soaring DDR5 costs by repurposing decommissioned modules via CXL 2.0. 关注DDR4生命周期延长及CXL技术在企业级内存扩展中的应用趋势。

Impact and signal

Low impactImpact score: 25/100

Affected components and suppliers

DDR4DDR5CXL Memory Expander

Meta AMDPanmnesia

cost-savinglegacy-reuseCXLDDR5DDR4

Source and time

Source: Tom's Hardware · 6/30/2026 · View original source

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Meta fights soaring hardware costs by reusing old DDR4 server memory in new DDR5-only servers — custom CXL 2.0 chip marries legacy DDR4-2400 with cutting-edge DDR5-6400

What happened

Impact and signal

Affected components and suppliers

Source and time

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