'Virtual memory addresses' diaporamas de présentation

COEN 180

COEN 180. Main Memory Cache Architectures. Basics. Processor cycles at 2-3 nsec, main memory access ~ 200-400 nsec. Use faster memory as a cache. Actually: Instruction queue (part of processor) L1 cache ~ 32 KB on processor chip L2 cache ~ 1 MB (L3 cache ~ 4 MB)

1.03k views • 94 slides

Today

548 views • 45 slides

PC hardware and x86

PC hardware and x86. 3/3/08 Frans Kaashoek MIT kaashoek@mit.edu. A PC. how to make it to do something useful?. Outline. PC architecture x86 instruction set gcc calling conventions PC emulation. Illustrate a few big CS ideas. PC board. The von Neumann model.

482 views • 27 slides

NVM Programming Model

NVM Programming Model. Emerging Persistent Memory Technologies. Phase change memory Heat changes memory cells between crystalline and amorphous states Spin torque memory/MRAM Magnetic layers within m emory cells are aligned or juxtaposed Resistive RAM

331 views • 10 slides