Core i3-11100B
Intel
PassMark
11,357
Performance Spectrum - CPU
About PassMark
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. The Core i3-11100B is positioned at rank #223 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-11100B
FPS Benchmarks
Predicted performance for Core i3-11100B across popular games. Tested paired with RTX 4090 to isolate CPU performance.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
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
It currently holds Rank #223 in the overall cost-benefit ranking — this ranking factors in performance-per-dollar relative to all available processors. Performance ranking position: #1218 out of all indexed processors.
| Specification | Core i3-11100B |
|---|---|
| Launch PriceOriginal retail price at launch | $149 |
| Cost-Benefit RankPosition in overall value ranking | #223 |
| 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 |
Similar Performance
Processors with benchmark scores closest to the current hardware, grouped by manufacturer.
Intel (12)
AMD (12)
Our Recommendation for Core i3-11100B
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
Popular Comparisons
Compare Core i3-11100B with other popular CPUs
Compare Core i3-11100B
See how this CPU stacks up against similar alternatives
Better Alternatives (8)
Similar or Lower Performance (8)
