Source: https://web.archive.org/web/20210517212215/https://twitter.com/Siliconinsid/status/1394389805102948353
Text: Intel i8088 (1978)
The 8088 is a variant of the 8086 with an 8bit external data bus. First generation of the x86 architecture that was used in the original 5150 IBM PC running at 4.77MHz. Datapath is visible on the left side of the die while the microcode ROM is at bottom right.

Package

Die