CPU
Ryzen 9 9900X: 40 × 40 mm. Model-specific illustration, drawn to scale.
AMD · priced at Newegg
AMD Ryzen 9 9900X
12 cores · AM5100-100000662WOF
$379
Newegg: in stock, 25 Oct 2026 · listed price ↗
Key features
- 12 cores, 24 threads boosting to 5.6 GHz
- AM5 socket. Pick a board with the same socket in the builder.
- DDR5 UDIMM 2 channels, up to 256 GB
- 24 PCIe 5.0 lanes for a GPU and fast drives
- 120 W TDP: budget the cooler and the power supply for it
Goes with it
Motherboards that fit
CPU coolers that fit
$107.99
Liquid Freezer III Pro 360 A-RGB
$159.95
NH-D15 G2
Seller out of stock
$239.99
iCUE LINK H150i RGB
Memory that fit
Specifications
AMD Ryzen 9 9900X
- Socket
- AM5
- Cores
- 12
- Threads
- 24
- Base clock
- 4.4 GHz
- Boost clock
- 5.6 GHz
- TDP
- 120 W
- Memory type
- DDR5 UDIMM
- Memory channels
- 2
- Max memory
- 256 GB
- PCIe lanes
- 24
- PCIe generation
- 5