Celeron J4125

Name: Intel Celeron J4125
Brand: Intel
Rating: 3.8 (173 reviews)

4 cores · 4 threads · up to 2.7 GHz on FCBGA1090.

3.8 · 173 votes

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Cores

Threads

Boost

2.7 GHz

L3 cache

4 MB

TDP

10W

Socket

FCBGA1090

Performance breakdown

Gaming2

Productivity2

Single-core2

Multi-core17

Power efficiency2

Lab scores

Performance score2

Cores4

Threads4

Boost clock (GHz)2.7 GHz

Estimated gaming FPS

Paired with a high-end GPU. CPU impact is largest at 1080p.

1080p4 fps

1440p4 fps

4K2 fps

Full specifications

Processor & cores

Architecture: Gemini Lake Refresh
Process node: 14 nm
Socket: FCBGA1090
Release year: 2019
Total cores: 4
Threads: 4
Integrated graphics: Intel UHD Graphics 600

Clocks & cache

Base clock: 2.0 GHz
Boost clock: 2.7 GHz
L1 cache: 224 KB
L2 cache: 4 MB
L3 cache: 4 MB

Memory & platform

Memory support: DDR4
Max capacity: 8 GB
Channels: 2
Base power (TDP): 10W
Max temperature: 105°C
PCIe: PCIe 2.0
Launch price: $107

Technologies

Instruction sets: SSE4.2
Extensions: AES-NI, VT-x, VT-d

Community Feedback

What Owners Say

Owners like how it sips power and runs passively in basic home servers. The common complaint is it feels sluggish for anything beyond light web browsing or file sharing.

Pros

Sips power, runs cool and quiet
Perfect for a basic home server
Handles light office tasks fine
Fanless builds stay completely silent

Cons

Feels slow with modern web browsing
Integrated GPU is very weak
No upgrade path possible

Verdict

Our verdict on the Celeron J4125

A low-power quad-core CPU designed for basic desktops, but too slow for anything beyond simple office or media tasks.

Get it if you need a cheap, low-power chip for a basic home server or thin client that sips electricity and stays silent. Skip it if you want to do any real multitasking, gaming, or video editing—it will choke on modern apps.