Intel

Intel Celeron G3900 2.80GHz 2MB Intel Smart Cache Processor

Name: Intel Celeron G3900 2.80GHz 2MB Intel Smart Cache Processor
Brand: Intel
SKU: B019XJOYKK

Status: Intel Celeron G3900 2.80GHz 2MB Intel Smart…: Unavailable on Amazon as of 2026-10-18 16:17 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The Intel Celeron G3900 2.80GHz 2MB Intel Smart Cache Processor: Low 47W TDP runs cool and sips power; main trade-off: only 2 cores, no Hyper-Threading, struggles with multitasking.

Unavailable on Amazon as of 2026-10-18 16:17 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-18

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Low 47W TDP runs cool and sips power
✓ Integrated Intel HD 510 graphics, no GPU needed
✓ 2.80GHz dual-core on Intel's 14nm Skylake process

Cons

✗ Only 2 cores, no Hyper-Threading, struggles with multitasking
✗ Small 2MB Smart Cache limits heavier workloads
✗ No Turbo Boost; locked at 2.80GHz base clock
✗ HD 510 graphics too weak for modern gaming

Manufacturer description

CPU Intel Dual Core G3900 2.8GGHz 2MB s1151. Max. Memory bandwidth: 34.1 GB/s

SpecPicks Verdict

SpecPicks scored Intel Celeron G3900 2.80GHz 2MB Intel Smart Cache Processor using a rating × review-volume × price-fit model applied to published specs and reviews across the processors category. Intel's processors lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for processors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Brand Intel , Model BX80662G3900
Package Type Retail, Product Type Processor,
Processor Manufacturer Intel, Processor Core Dual-Core (2 Core), Clock Speed 2.80 GHz, Direct Media Interface 8 GT/s, L2 Cache 512 KB, L3 Cache 2 MB,
64-bit Processing Yes, Process Technology 14 nm, Processor Socket Socket H4 LGA-1151, Graphics Controller Manufacturer Intel, Graphics Controller Model HD 510,
Thermal Design Power 47 W, Width 1.5", Depth 1.5",

Full Specifications

Brand	Intel
Wattage	51 watts
Platform	Windows
CPU Model	Celeron
CPU Speed	2.8 GHz
CPU Socket	LGA 1151
Unit Count	1 Count
Model Number	BX80662G3900
Mfr Part Number	BX80662G3900
Processor Brand	Intel
Processor Count	1
Processor Speed	2.8 GHz
Secondary Cache	2 MB
CPU Manufacturer	Intel
Processor Series	Celeron
Processor Socket	LGA 1151
Processor Core Count	2
Warranty Description	3 Years.
Cache Memory Installed Size	2
Global Trade Identification Number	05032037079358

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