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Özellik detayı · L3 cache

Ryzen 9 7950X3D vs Ryzen 9 9950X3D

l3 cache için yan yana okuma.

AMD · Ryzen 9 7950X3D
128MB
AMD · Ryzen 9 9950X3D
128MB
Bağlam

l3 cache nedir?

CPU cache sits between the cores and main memory (DRAM), buffering data the cores will likely need next.

Hierarchy

  • L1 — 32–64 KB per core, ~1 ns access.
  • L2 — 512 KB–2 MB per core, ~3 ns.
  • L3 — 8–192 MB shared, ~12 ns.
  • DRAM — gigabytes, ~80 ns.

Why it matters

A workload that fits in L3 runs 5–10× faster than one that spills to DRAM. AMD's X3D parts (Ryzen 7800X3D, 9800X3D, 9950X3D) stack 64–96 MB of extra cache — the gaming-best CPUs of their generation, frequently 15–25% faster than non-X3D siblings in CPU-bound titles.

Cache vs clock

For gaming, cache often beats raw clock speed. For sustained multithreaded workloads, clocks and core count win.

Bu eşleşmeIn this spec, Ryzen 9 7950X3D and Ryzen 9 9950X3D are effectively tied at 128MB — buyers can treat them as equivalent on l3 cache alone.

Sözlük

cache nedir?

Small, fast memory inside a CPU that stores recently-used data and instructions. L1 is fastest and smallest; L3 is largest and shared across cores. Cache size meaningfully impacts gaming and database workloads.

Cache açıklamasının tamamını oku
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