Core i3-11100B vs Ryzen 7 7800X3D
Core i3-11100B
Popular choices:
Ryzen 7 7800X3D
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.
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
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-11100B | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Legacy / 10 nm SuperFin) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Core i3-11100B | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($384) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Core i3-11100B and Ryzen 7 7800X3D
Core i3-11100B
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.
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
The Core i3-11100B packs 4 cores / 8 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 7 7800X3D has 4 more cores. Boost clocks reach 4.4 GHz on the Core i3-11100B versus 5 GHz on the Ryzen 7 7800X3D — a 12.8% clock advantage for the Ryzen 7 7800X3D (base: 3.6 GHz vs 4.4 GHz). The Ryzen 7 7800X3D is built on the Raphael (Zen4) (2022−2023) architecture. In PassMark, the Core i3-11100B scores 11,357 against the Ryzen 7 7800X3D's 34,293 — a 100.5% lead for the Ryzen 7 7800X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 1,402 vs 2,700, a 63.3% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. L3 cache: 12 MB on the Core i3-11100B vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Core i3-11100B | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 16+100% |
| Boost Clock | 4.4 GHz | 5 GHz+14% |
| Base Clock | 3.6 GHz | 4.4 GHz+22% |
| L3 Cache | 12 MB | 96 MB (total)+700% |
| L2 Cache | — | 1 MB (per core) |
| Process | 10 nm SuperFin | 5 nm-50% |
| Architecture | — | Raphael (Zen4) (2022−2023) |
| PassMark | 11,357 | 34,293+202% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | 1,402 | 2,700+93% |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
Maximum memory speed reaches DDR4-3200 on the Core i3-11100B versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i3-11100B) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H470,Z490,H510,B560,H570,Z590 (Core i3-11100B) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | Core i3-11100B | Ryzen 7 7800X3D |
|---|---|---|
| Socket | — | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-5200+25% |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 28+40% |
Advanced Features
Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, EPT (Core i3-11100B) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — UHD Graphics for 11th Gen (16 EU) (Core i3-11100B) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-11100B targets Desktop, Ryzen 7 7800X3D targets Gaming. Direct competitor: Core i3-11100B rivals Ryzen 3 5300G; Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Core i3-11100B | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics for 11th Gen (16 EU) | AMD Radeon Graphics (2-core) |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d, EPT | AMD-V |
| Target Use | Desktop | Gaming |
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