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Overview

The Celeron J4125 is manufactured by Intel. It was released in 4 November 2019 (6 years ago). It is based on the Gemini Lake Refresh (2019) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2.7 GHz. L3 cache: 4 MB. L2 cache: 4 MB (total). Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 2,936 points. Launch price was $107.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Celeron J4125 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Celeron J4125 specifications and capabilities.

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Processing Power

The Celeron J4125 is a 4-core / 4-thread processor based on the Gemini Lake Refresh (2019) architecture, manufactured on a 14 nm process node. It reaches a maximum boost clock of 2.7 GHz from a base frequency of 2 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 4 MB of L3 cache, plus 4 MB (total) of L2 cache and 56 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 2,936, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Celeron J4125
Cores / ThreadsPhysical/logical processing units	4C / 4T
Max Boost ClockPeak single-core speed under boost	2.7 GHz
Base ClockGuaranteed minimum operating frequency	2 GHz
ArchitectureCPU microarchitecture design	Gemini Lake Refresh (2019)
Process NodeFabrication technology — smaller = more efficient	14 nm
L3 CacheShared cache — reduces memory latency for all cores	4 MB
L2 CachePer-core fast cache for frequently accessed data	4 MB (total)
L1 CacheUltra-fast per-core cache	56 kB (per core)
Die SizePhysical silicon area of the processor	93 mm2
Max TemperatureMaximum safe operating temperature (Tjmax)	105 °C
64-bit Support	Yes
Windows 11 Compatible	Yes
PassMark ScoreOverall multi-threaded benchmark score	2,936

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Memory & Platform

The Celeron J4125 fits into the FCBGA1090 socket and supports PCIe 3.0 with 6 total PCIe lanes for expansion cards and storage. It supports DDR4 memory at speeds up to 2400 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 8 across 2 channels (dual-channel doubles bandwidth). Integrated graphics: Intel UHD Graphics 600 — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	Celeron J4125
TypeDesktop or Laptop processor	desktop
SocketMotherboard socket required	FCBGA1090
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 3.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	6
RAM TypeSupported memory standard	DDR4
Max RAM SpeedMaximum officially supported memory frequency	2400
Max RAM CapacityMaximum installable memory	8
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	Intel UHD Graphics 600
Compatible ChipsetsMotherboard chipsets that support this CPU	BGA1090
Max CPUs in ConfigMulti-socket support for servers	1

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Advanced Features

Virtualization: true — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Ryzen Embedded R1305G.

Specification	Celeron J4125
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	❌ Not Supported
VirtualizationHardware-assisted virtualization technology	true
Direct CompetitorMarket equivalent from rival manufacturer	Ryzen Embedded R1305G

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Power & Cooling

The Celeron J4125 has a rated TDP (Thermal Design Power) of 10 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. It ships with the false stock cooler. Recommended cooling: Passive Heatsink.

Specification	Celeron J4125
TDPThermal Design Power — heat output under sustained workload	10 Watt
Max TemperatureMaximum safe junction temperature (Tjmax)	105 °C
Included CoolerStock cooler bundled in the box	false
Recommended CoolerSuggested aftermarket cooling solution	Passive Heatsink

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Value Analysis

Performance ranking position: #2275 out of all indexed processors.

Specification	Celeron J4125
Launch PriceOriginal retail price at launch	$107
Performance RankPosition in overall performance ranking	#2275
Release DateLaunch date	4 November 2019 (6 years ago)
Release Year	2019
DesignerArchitecture designer (e.g. Intel, AMD)	Intel
ManufacturerFabrication foundry (e.g. TSMC)	Intel