➀ The IBM mainframe Telum chip features eight cores running at 5.5 GHz and 360 MB of on-chip cache; ➁ The chip utilizes ten 36 MB L2 caches, one for each core, and additional caches for I/O and AI acceleration; ➂ The cache architecture includes a virtual L3 cache and an uncommitted cache block for optimal performance.

➀ An IBM 7090 Mainframe computer system, a significant milestone in computing history, is up for auction at Christie's with a guide price of $40,000 - $60,000. ➁ The mainframe, part of the Paul G. Allen Collection, was acquired from a Weapons Research Establishment in South Australia and is currently in Seattle. ➂ The auction includes numerous functional equipment and peripherals, and the system is expected to be purchased by museums, educational institutions, or TV/Movie studios for historical or retro-science scenes.