Intel Core i9-9900 Desktop CPU Processor 3.10GHz 8-Core 16-Thread SRG18 LGA 1151 - Used
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Intel Core i9-9900 Processor

3.10 GHz (5.00 GHz Turbo) | 8 Cores, 16 Threads | sSpec: SRG18 | LGA 1151

Intel Core i9-9900 CPU Processor

Representative image. The device shipped is a genuine Intel Core i9-9900 desktop processor.

Product Condition & Key Features

This is a genuine, high-performance Intel Core i9-9900 Desktop Processor CPU (SRG18 / LGA 1151) in excellent, fully tested working condition. Pulled from a clean desktop system, this processor has been benchmark-tested and verified with zero-error memory reads/writes.

  • 8 Cores & 16 Threads: Delivers elite multi-threaded power for modern desktop workloads, content creation, database tasks, and gaming.
  • Up to 5.00 GHz Turbo Speed: Automatically boosts single-core clocks up to 5.00 GHz to handle bursty software requests instantly.
  • Intel UHD Graphics 630 Onboard: Includes integrated graphics supporting up to 4K resolutions, allowing operation without a discrete GPU.
  • Low Power 65W TDP: Achieves high processing throughput with an efficient 65W thermal envelope, keeping temperatures low under standard air coolers.

Technical Specifications

Specification Detail
Brand Intel
Processor Model Core i9-9900
Generation 9th Generation (Coffee Lake Refresh)
sSpec Code SRG18 (R0 Stepping)
Socket Type LGA 1151 (LGA1151-2)
Cores 8 Cores
Threads 16 Threads
Base Clock Speed 3.10 GHz
Max Turbo Speed 5.00 GHz
Intel Smart Cache 16 MB
Integrated Graphics Intel UHD Graphics 630 (Base: 350 MHz / Dynamic Max: 1.20 GHz)
Thermal Design Power 65 Watts
Memory Support DDR4-2666, Dual Channel, up to 128 GB
Lithography / Tech 14 nm
PCI Express Lanes PCIe 3.0 up to 16 lanes

Important Installation & Compatibility Warnings

Chipset Compatibility Alert: This CPU requires a Socket LGA 1151 motherboard utilizing an Intel 300-series chipset (such as Z390, H370, B365, B360, H310, Q370). It is NOT compatible with older LGA 1151 motherboards using Intel 100-series or 200-series chipsets (e.g. Z170, Z270, H110, B250), nor will it fit LGA 1200 or LGA 1700 sockets. Please confirm motherboard BIOS compatibility before purchasing.

CPU Unit Only: This listing is for the bare CPU processor unit only. Heatsinks, thermal compound, cooling fans, and original retail boxes are not included.

Handling Notice: Please handle with care. Touch only the plastic edges of the CPU substrate; do not touch the bottom gold contacts to prevent static or skin oil contamination.

30-Day Functionality Guarantee

We guarantee this processor powers on, passes Intel Processor Diagnostic Tool tests, and registers all 8 cores/16 threads successfully for 30 days from delivery.

  • Covers core execution, onboard PCIe lanes, and memory controller routing.
  • Buyer is responsible for return shipping costs.

Secure Packing & Dispatch

The processor is packaged in a custom plastic CPU clamshell protector tray, wrapped in ESD anti-static bubble wrap, and shipped in a rigid cardboard box to prevent pin-contact rubbing or shipping impact.

  • Handling Time: 1 Business Day.
  • Tracking details provided instantly upon dispatch.