DIGITAL BIT-SERIAL MULTI-MULTIPLY-AND-ACCUMULATE COMPUTE IN MEMORY
Abstract:
A memory device that includes a plurality subarrays of memory cells to store static weights and a plurality of digital full-adder circuits between subarrays of memory cells is provided. The digital full-adder circuit in the memory device eliminates the need to move data from a memory device to a processor to perform machine learning calculations. Rows of full-adder circuits are distributed between sub-arrays of memory cells to increase the effective memory bandwidth and reduce the time to perform matrix-vector multiplications in the memory device by performing bit-serial dot-product primitives in the form of accumulating m 1-bit x n-bit multiplications.
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