Core i5-13400F vs Celeron 3855U
Core i5-13400F
Celeron 3855U
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. 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 i5-13400F
Performance Per Dollar Celeron 3855U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-13400F | Celeron 3855U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($180) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | 🛑 Legacy (Skylake (2015−2016) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-13400F | Celeron 3855U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($180) | ✅ More affordable ($0) |
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 i5-13400F and Celeron 3855U
Core i5-13400F
The Core i5-13400F is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 10 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5, DDR4. Passmark benchmark score: 25,029 points. Launch price was $196.
Celeron 3855U
The Celeron 3855U is manufactured by Intel. It was released in 15 August 2015 (10 years ago). It is based on the Skylake (2015−2016) 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 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600. Passmark benchmark score: 1,215 points. Launch price was $107.
Processing Power
The Core i5-13400F packs 10 cores / 16 threads, while the Celeron 3855U offers 2 cores / 2 threads — the Core i5-13400F has 8 more cores. Boost clocks reach 4.6 GHz on the Core i5-13400F versus 1.6 GHz on the Celeron 3855U — a 96.8% clock advantage for the Core i5-13400F (base: 2.5 GHz vs 1.6 GHz). The Core i5-13400F uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the Celeron 3855U uses Skylake (2015−2016) (14 nm). In PassMark, the Core i5-13400F scores 25,029 against the Celeron 3855U's 1,215 — a 181.5% lead for the Core i5-13400F. Geekbench 6 single-core — the metric most relevant to gaming — records 2,407 vs 361, a 147.8% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 11,408 vs 632 (179% advantage for the Core i5-13400F). L3 cache: 20 MB (total) on the Core i5-13400F vs 2 MB on the Celeron 3855U.
| Feature | Core i5-13400F | Celeron 3855U |
|---|---|---|
| Cores / Threads | 10 / 16+400% | 2 / 2 |
| Boost Clock | 4.6 GHz+187% | 1.6 GHz |
| Base Clock | 2.5 GHz+56% | 1.6 GHz |
| L3 Cache | 20 MB (total)+900% | 2 MB |
| L2 Cache | 1.25 MB (per core)+150% | 512 kB |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-S (2023−2024) | Skylake (2015−2016) |
| PassMark | 25,029+1960% | 1,215 |
| Cinebench R23 Multi | 16,211 | — |
| Geekbench 6 Single | 2,407+567% | 361 |
| Geekbench 6 Multi | 11,408+1705% | 632 |
Memory & Platform
The Core i5-13400F uses the LGA1700 socket (PCIe 5.0), while the Celeron 3855U uses BGA1356 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-13400F versus DDR4 2133 MHz on the Celeron 3855U — the Celeron 3855U supports 200% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-13400F supports up to 192 GB of RAM compared to 32 GB — 142.9% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i5-13400F) vs 10 (Celeron 3855U) — the Core i5-13400F offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F) and FCBGA1356 (Celeron 3855U).
| Feature | Core i5-13400F | Celeron 3855U |
|---|---|---|
| Socket | LGA1700 | BGA1356 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200+25% | DDR4 2133 MHz |
| Max RAM Capacity | 192 GB+500% | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 20+100% | 10 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i5-13400F) vs true (Celeron 3855U). The Celeron 3855U includes integrated graphics (Intel HD Graphics 510), while the Core i5-13400F requires a dedicated GPU. Primary use case: Core i5-13400F targets Gaming, Celeron 3855U targets Budget. Direct competitor: Core i5-13400F rivals Ryzen 5 7600; Celeron 3855U rivals Pentium 3825U.
| Feature | Core i5-13400F | Celeron 3855U |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel HD Graphics 510 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | true |
| Target Use | Gaming | Budget |
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