The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 06, 2024

Filed:

Dec. 30, 2020
Applicant:

Ati Technologies Ulc, Markham, CA;

Inventors:

Indrani Paul, Austin, TX (US);

Leonardo De Paula Rosa Piga, San Francisco, CA (US);

Mahesh Subramony, Kyle, TX (US);

Sonu Arora, New York, NY (US);

Donald Cherepacha, Oakville, CA;

Adam N C Clark, Markham, CA;

Assignee:

ATI TECHNOLOGIES ULC, Markham, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/50 (2006.01); G06F 1/3203 (2019.01); G06F 1/3234 (2019.01); G06F 1/324 (2019.01); G06F 1/3296 (2019.01); G06F 11/30 (2006.01); G06F 11/34 (2006.01);
U.S. Cl.
CPC ...
G06F 9/505 (2013.01); G06F 1/3203 (2013.01); G06F 1/324 (2013.01); G06F 1/3275 (2013.01); G06F 1/3296 (2013.01); G06F 9/5016 (2013.01); G06F 11/3037 (2013.01); G06F 11/3062 (2013.01); G06F 11/3409 (2013.01); G06F 2209/501 (2013.01); G06F 2209/508 (2013.01);
Abstract

Methods and apparatus employ a plurality of heterogeneous compute units and a plurality of non-compute units operatively coupled to the plurality of compute units. Power management logic (PML) determines a memory bandwidth level associated with a respective workload running on each of a plurality of heterogeneous compute units on an integrated circuit (IC), and adjusts a power level of at least one non-compute unit of a memory system on the IC from a first power level to a second power level, based on the determined memory bandwidth levels. Memory access latency is also taken into account in some examples to adjust a power level of non-compute units.


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