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 Core i3-11100B is manufactured by Intel. It was released in 1 April 2021 (4 years ago). It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 12 MB. Built on 10 nm SuperFin process technology. Thermal design power (TDP): 65 Watt. Memory support: Up to 3200 MT/s. Passmark benchmark score: 11,357 points. Launch price was $149.

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 Core i3-11100B across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Core i3-11100B specifications and capabilities.

⚡

Processing Power

The Core i3-11100B is a 4-core / 8-thread processor, manufactured on a 10 nm SuperFin process node. It reaches a maximum boost clock of 4.4 GHz from a base frequency of 3.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 12 MB of L3 cache. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 11,357, placing it in the Budget performance tier as a Aging generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 1,402.

Specification	Core i3-11100B
Cores / ThreadsPhysical/logical processing units	4C / 8T
Max Boost ClockPeak single-core speed under boost	4.4 GHz
Base ClockGuaranteed minimum operating frequency	3.6 GHz
Process NodeFabrication technology — smaller = more efficient	10 nm SuperFin
L3 CacheShared cache — reduces memory latency for all cores	12 MB
Bus SpeedData bus frequency	8 GT/s
Max TemperatureMaximum safe operating temperature (Tjmax)	100 °C
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	11,357
Geekbench 6 SingleSingle-core performance — most relevant for gaming	1,402

🧠

Memory & Platform

It supports Up to 3200 MT/s memory at speeds up to DDR4-3200 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 128 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: UHD Graphics for 11th Gen (16 EU) — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	Core i3-11100B
TypeDesktop or Laptop processor	Laptop
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 4.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	20
RAM TypeSupported memory standard	Up to 3200 MT/s
Max RAM SpeedMaximum officially supported memory frequency	DDR4-3200
Max RAM CapacityMaximum installable memory	128 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	UHD Graphics for 11th Gen (16 EU)
Compatible ChipsetsMotherboard chipsets that support this CPU	H470,Z490,H510,B560,H570,Z590
Max CPUs in ConfigMulti-socket support for servers	1

🔧

Advanced Features

The Core i3-11100B is primarily designed for Desktop. It supports AVX-512 instructions — specialized SIMD operations that significantly accelerate AI inference, scientific computing, and video encoding workloads. Virtualization: VT-x, VT-d, EPT — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Ryzen 3 5300G.

Specification	Core i3-11100B
Primary Use CaseIntended workload category	Desktop
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	✅ Supported
VirtualizationHardware-assisted virtualization technology	VT-x, VT-d, EPT
Direct CompetitorMarket equivalent from rival manufacturer	Ryzen 3 5300G

🌡️

Power & Cooling

The Core i3-11100B has a rated TDP (Thermal Design Power) of 65 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: Standard.

Specification	Core i3-11100B
TDPThermal Design Power — heat output under sustained workload	65 Watt
Max TemperatureMaximum safe junction temperature (Tjmax)	100 °C
Included CoolerStock cooler bundled in the box	No
Recommended CoolerSuggested aftermarket cooling solution	Standard

💰

Value Analysis

Performance ranking position: #1218 out of all indexed processors.

Specification	Core i3-11100B
Launch PriceOriginal retail price at launch	$149
Performance RankPosition in overall performance ranking	#1218
Release DateLaunch date	1 April 2021 (4 years ago)
Release Year	2021
DesignerArchitecture designer (e.g. Intel, AMD)	Intel

Specifications Reference

Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.

4 categories

General Information

5 specs

Type	Laptop
Designer	Intel
Launch Price	$149
Release Date	1 April 2021 (4 years ago)
Performance Ranking Position	1218

Technical Specifications

10 specs

Cores	4
Threads	8
L3 Cache	12 MB
Bus Speed	8 GT/s
Max Frequency	4.4 GHz
64-Bit Support	+
Base Frequency	3.6 GHz
Process Technology	10 nm SuperFin
Max Core Temperature	100 °C
Windows 11 Compatible	-