Core i9-7900X - Intel - WikiChip

Core i9-7900X is a 64-bit deca-core high-performance x86 desktop microprocessor introduced by Intel in mid-2017. This chip, which is based on the Skylake microarchitecture, is fabricated on Intel's enhanced 14nm+ process. The i9-7900X operates at 3.3 GHz with a TDP of 140 W and a Turbo Boost frequency of 4.3 GHz. The processor supports up to 128 GiB of quad-channel DDR4-2666 memory.

Intel core i9 7900X - PCパーツ

Intel Core I9, PDF, Computer Related Introductions

Intel Core I9, PDF, Computer Related Introductions

Skylake (microarchitecture) - Wikipedia

Intel Core i9 X-Series - Core i9-7900X Skylake-X 10-Core 3.3 GHz LGA 2066 140W BX80673I97900X Desktop Processor

Intel Core i9-7900X Review

Intel Core i9-7900X Review - PCGameBenchmark

If an i9 is basically an i3 with more cores (given they are from the same generation), then how are they both the same size physically? - Quora

Intel Core I9, PDF, Computer Related Introductions

The Intel 9th Gen Review: Core i9-9900K, Core i7-9700K and Core i5-9600K Tested