The document compares the Intel Core i3 processor and the 8086 microprocessor. It provides details on the features, architecture, specifications of each. Key differences highlighted in the comparison section include: the Core i3 is a 64-bit dual-core processor that supports up to 16GB of memory and Hyper-Threading, while the 8086 is a single-core 16-bit processor that can only access 1MB of memory. Overall, the Core i3 offers improved performance over the 8086 due to its multiple cores, larger address space, and integrated graphics.