- Data access speed
- Storage density
- Durability
- Lower overall cost of ownership
Storage class memory (SCM) occupies a critical middle ground in the spectrum of memory storage, as it’s much more performant than non-volatile NAND flash memory, but not as costly or energy dependent as volatile memory like DRAM or SRAM.
Within this SCM category, PCRAM (phase change memory alloy) is in the sweet spot, capable of delivering <20-ns access times, faster than typical SCM and can be just a hair below DRAM in speed performance. PCRAM can enable:
- Increased data access performance - 1000x that of NAND
- Higher storage density - 4x higher than DRAM
- Extreme durability - 1000x or more cycle endurance than NAND
Featured White Paper
Storage Class Memory: Advances in Materials and New Device Architecture Improve Cost of Ownership for High-Density Phase Change Memory
Multiple designs are being explored to develop 3D PCRAM structures with phase change memory (PCM). This white paper explains how PCM films deposited via metal-organic chemical vapor deposition (MOCVD) can produce conformal films that may enable new device and architecture design for PCRAM devices.
Featured Video
Finding the Sweet Spot in Storage Class Memory
Illustrates that within storage class memory, which occupies a unique middle ground in the memory spectrum, PCRAM is in the sweet spot, and explains how Entegris is positioned perfectly to enable the full benefits of storage class memory. Runtime: 02:06
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