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Course information comes from the public UCLA General Catalog. Requisites are read from UCLA’s published wording and can be incomplete or out of date — check the official catalog listing and your department adviser before you enroll.

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COM SCI 251A · CS 251AAdvanced Computer Architecture

Computer Science · 4 units · Graduate courses (200-299)

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Recommended: course 111. Design and implementation of high-performance systems, advanced memory hierarchy techniques, static and dynamic pipelining, superscalar and VLIW processors, branch prediction, speculative execution, software support for instruction-level parallelism, simulation-based performance analysis and evaluation, state-of-art design examples, introduction to parallel architectures.

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Requisites

Official UCLA wording

Requisite: course M151B.

BruinTree reads · Prerequisite

confidence 1.00 · from text
COM SCI M151B

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

COM SCI 251A

  • COM SCI M151BComputer Systems Architecture
    • COM SCI 33Introduction to Computer Organization
      • COM SCI 32Introduction to Computer Science II1 more beneath
    • COM SCI M51ALogic Design of Digital Systems
    • EC ENGR M16Logic Design of Digital Systems

1 direct requisite. Showing 5 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

COM SCI 251A

  • COM SCI 252AArithmetic Algorithms and Processors

1 course lists this as a requisite. The whole downstream is here — 1 course over 1 level. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Fall 2026
  • Winter 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.