PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Overview

The Celeron 2981U is manufactured by Intel. It was released in 2007-01-01. It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,036 points. Launch price was $69.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. The Celeron 2981U is positioned at rank #426 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Celeron 2981U

#414

Atom x5-Z8300

MSRP: $20|Avg: N/A

566%

#415

Atom Z3735G

MSRP: $17|Avg: N/A

558%

#416

Core i5-480M

MSRP: $81|Avg: $77

512%

#417

Core i5-460M

MSRP: $80|Avg: $129

510%

#418

Core i5-2540M

MSRP: $266|Avg: $10

505%

#420

Core i5-450M

MSRP: $32|Avg: $31

488%

#421

Core i3-380M

MSRP: $49|Avg: $25

468%

#422

Core i5-430M

MSRP: N/A|Avg: $33

467%

#423

Core 2 Duo T6600

MSRP: N/A|Avg: $4

455%

#426

Celeron 2981U

MSRP: $137|Avg: N/A

100%

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Celeron 2981U across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Celeron 2981U specifications and capabilities.

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Processing Power

The Celeron 2981U is a 2-core / 2-thread processor based on the Haswell (2013−2015) architecture, manufactured on a 22 nm process node. It reaches a maximum boost clock of 1.6 GHz from a base frequency of 1.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 2 MB of L3 cache, plus 512 kB of L2 cache and 128 kB of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 1,036, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Celeron 2981U
Cores / ThreadsPhysical/logical processing units	2C / 2T
Max Boost ClockPeak single-core speed under boost	1.6 GHz
Base ClockGuaranteed minimum operating frequency	1.6 GHz
ArchitectureCPU microarchitecture design	Haswell (2013−2015)
Process NodeFabrication technology — smaller = more efficient	22 nm
L3 CacheShared cache — reduces memory latency for all cores	2 MB
L2 CachePer-core fast cache for frequently accessed data	512 kB
L1 CacheUltra-fast per-core cache	128 kB
Bus SpeedData bus frequency	5 GT/s
Max TemperatureMaximum safe operating temperature (Tjmax)	100 °C
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	1,036

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Memory & Platform

The Celeron 2981U fits into the FCBGA1168 socket and supports PCIe 3.0 with 12 total PCIe lanes for expansion cards and storage. It supports DDR3 memory at speeds up to DDR3L-1600 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 16 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: HD Graphics (Haswell) — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	Celeron 2981U
TypeDesktop or Laptop processor	Laptop
SeriesProduct family	Intel Celeron
SocketMotherboard socket required	FCBGA1168
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 3.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	12
RAM TypeSupported memory standard	DDR3
Max RAM SpeedMaximum officially supported memory frequency	DDR3L-1600
Max RAM CapacityMaximum installable memory	16 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	HD Graphics (Haswell)
Compatible ChipsetsMotherboard chipsets that support this CPU	Wildcat Point-LP
Max CPUs in ConfigMulti-socket support for servers	1

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Advanced Features

The Celeron 2981U is primarily designed for Budget. Virtualization: VT-x — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Pentium 2117U.

Specification	Celeron 2981U
Primary Use CaseIntended workload category	Budget
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	❌ Not Supported
VirtualizationHardware-assisted virtualization technology	VT-x
Direct CompetitorMarket equivalent from rival manufacturer	Pentium 2117U

🌡️

Power & Cooling

The Celeron 2981U has a rated TDP (Thermal Design Power) of 15 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: Stock.

Specification	Celeron 2981U
TDPThermal Design Power — heat output under sustained workload	15 Watt
Max TemperatureMaximum safe junction temperature (Tjmax)	100 °C
Included CoolerStock cooler bundled in the box	No
Recommended CoolerSuggested aftermarket cooling solution	Stock

💰

Value Analysis

At an average price of $137, the Celeron 2981U delivers 8 PassMark points per dollar. It currently holds Rank #426 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #3046 out of all indexed processors.

Specification	Celeron 2981U
MSRPManufacturer's Suggested Retail Price	$137
Launch PriceOriginal retail price at launch	$69
Cost-Benefit RankPosition in overall value ranking	#426
Performance RankPosition in overall performance ranking	#3046
Release DateLaunch date	2007-01-01
Release Year	2014
DesignerArchitecture designer (e.g. Intel, AMD)	Intel