AMD Ryzen 9 9950X3D2 4.3GHz 16-Core AM5 (Zen5) Dual Edition

Description

Zen 5 + Dual 2nd-Gen 3D V-Cache Across All 16 Cores

The 9950X3D2 is built on the same 16-core, 32-thread Zen 5 foundation as the Ryzen 9 9950X, but AMD has gone further here than any previous X3D chip — stacking 2nd-gen 3D V-Cache SRAM beneath both compute chiplets simultaneously. Where every prior X3D processor reserved V-Cache for a single CCD, the 9950X3D2 applies it across the full die, delivering 192MB of L3 cache and a combined 208MB of total on-chip cache. The SRAM-under-CCD design of 2nd-gen V-Cache maintains thermal headroom while enabling the full unlocked multiplier, so overclocking remains available alongside the cache advantage. The result is a processor with no meaningful compromises in its architecture — every core benefits equally from the expanded cache pool.

Gaming, Creation, and Development Without Compromise

The sheer cache capacity of the 9950X3D2 pays dividends across a wide range of workloads. In gaming, the expanded L3 keeps more game data, assets, and working state directly on-chip, reducing latency and maintaining high, stable frame rates in cache-sensitive titles. In creator and developer workloads — complex video timelines, large dataset processing, parallel compilation, simulation runs — the 208MB cache reservoir reduces memory round-trips, keeping throughput high across all 16 cores and 32 threads. This is AMD’s answer to users who have historically had to choose between an X3D chip for gaming or a non-X3D flagship for productivity: the 9950X3D2 doesn’t ask you to compromise.

Platform & Connectivity

As an AM5 processor, the 9950X3D2 is a drop-in upgrade on any existing AM5 motherboard (a BIOS update may be required — check your board manufacturer’s support list before installing). Full AMD EXPO memory overclocking, Precision Boost Overdrive, Curve Optimizer voltage offsets, and Ryzen Master software support are all included. DDR5 memory, PCIe 5.0, native USB 4, and USB 3.2 Gen 2 connectivity round out the platform. Integrated AMD Radeon graphics are present for POST and display output without a discrete GPU.

⚠️ No cooler included — a 360mm AIO or equivalent high-performance cooling solution is strongly recommended for this 200W processor. Ensure your cooler is rated for at least 235W TDP.

⚠️ A BIOS update may be required to support this processor on your AM5 motherboard. Check your motherboard manufacturer’s website before installing.

Key Highlights:

• 16 cores / 32 threads, Zen 5 architecture (4nm)
• Base clock: 4.3 GHz | Boost clock: up to 5.6 GHz
• 192MB L3 cache + 16MB L2 cache (208MB total on-chip cache)
• World’s first desktop CPU with dual 2nd-gen AMD 3D V-Cache (SRAM under both CCDs)
• AM5 socket | DDR5 support | PCIe 5.0 | Native USB 4
• 200W TDP
• AMD EXPO, Precision Boost Overdrive & Curve Optimizer supported
• Unlocked multiplier — overclocking supported
• Integrated AMD Radeon graphics
• Compatible with X870, X870E, X670, X670E, B650, and B650E motherboards

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