GoKawiilRAM Explained: How DRAM and SRAM Differ From Storage That Keeps Data
Computer memory listed as 16GB or 32GB RAM refers to DRAM, the temporary working memory that loses its contents once power is cut, requiring constant electrical refreshes to hold data while running. SRAM, used in processor caches like AMD's Ryzen 9 9950X3D with 144MB of cache, is also volatile but doesn't need refresh cycles and offers faster access due to its transistor-based latching design. Both differ fundamentally from non-volatile storage, which retains data without power.
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Understanding these distinctions clarifies why device performance and memory pricing vary so much depending on chip design, from unified memory setups like AMD's 128GB Ryzen AI Max to small but fast SRAM caches. As manufacturers push different memory architectures for laptops, phones, and desktops, buyers benefit from knowing what's actually driving speed and capacity claims in specs sheets.
- DRAM is the main volatile working memory in PCs and phones, needing constant refresh to retain data.
- SRAM is faster and refresh-free but used in small quantities for CPU caches, not as main memory.
- Memory architecture varies widely, from removable DIMMs to unified memory systems like AMD's Ryzen AI Max chips.
Corsair Vengeance DDR5 32GB Desktop Memory Kit — If the article's rundown of DRAM has you eyeing an upgrade, a DDR5 DIMM kit is the literal hardware being described — the stick-shaped board lined with memory chips that slots into your motherboard. Corsair's Vengeance line is a popular pick for desktop builds and drops in easily for more headroom when juggling browser tabs, games and creative apps.
See Corsair Vengeance DDR5 32GB Desktop Memory Kit on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: engadget.com — Novak Božović, 2026-09-06
Published there as: “What's the difference between volatile and non-volatile memory?”
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