Expired50% confidenceFactExact time
Wm. A. Wulf and Sally A. McKee pointed out in their 1995 paper "Hitting the Memory Wall" that processor speed improves by approximately 60% per year, while memory bandwidth improves by only approximately 10% per year.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Related Claims
UnverifiedThe memory wall concept was proposed by Wulf and McKee in 1994, pointing out that CPU performance improves approximately 60% per year, while DRAM bandwidth improves only approximately 10% per year.84% similarUnverifiedByteDance raised its capital expenditure due to rising memory chip costs.67% similarUnverifiedFor modern CPUs and GPUs, memory bandwidth is often the true bottleneck for inference speed rather than the compute units' arithmetic throughput, which is why quantization can bring speed improvements.66% similar
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