Sources

• EveryMac — pricing & specs
• Geekbench Mac Benchmarks — GB6 scores (Apple Silicon)
• Geekbench Browser — GB6 scores (Intel 2015–2019)
• Wikipedia — MacBook Pro
• Federal Reserve Bank of Minneapolis — CPI 1913–present
• U.S. Bureau of Labor Statistics — CPI News Release
• Statista — DRAM average selling price
• TrendForce (DRAMeXchange) — DRAM market reports