Celeron J3455 vs Core i5-10400F
Celeron J3455
Core i5-10400F
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 Celeron J3455 is positioned at rank #994 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 Celeron J3455
Performance Per Dollar Core i5-10400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron J3455 | Core i5-10400F |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($102) |
| Longevity | 🛑 Legacy (Apollo Lake (2014−2016) / 14 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | Celeron J3455 | Core i5-10400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($102) |
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 Celeron J3455 and Core i5-10400F
Celeron J3455
The Celeron J3455 is manufactured by Intel. It was released in 30 August 2016 (9 years ago). It is based on the Apollo Lake (2014−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.3 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: FCBGA1296. Thermal design power (TDP): 10 Watt. Memory support: DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s. Passmark benchmark score: 2,247 points. Launch price was $107.
Core i5-10400F
The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The Celeron J3455 packs 4 cores / 4 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core i5-10400F has 2 more cores. Boost clocks reach 2.3 GHz on the Celeron J3455 versus 4.3 GHz on the Core i5-10400F — a 60.6% clock advantage for the Core i5-10400F (base: 1.5 GHz vs 2.9 GHz). The Celeron J3455 uses the Apollo Lake (2014−2016) architecture (14 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Celeron J3455 scores 2,247 against the Core i5-10400F's 13,029 — a 141.2% lead for the Core i5-10400F. Geekbench 6 single-core — the metric most relevant to gaming — records 450 vs 1,454, a 105.5% lead for the Core i5-10400F that directly translates to higher frame rates. Multi-core Geekbench: 850 vs 5,783 (148.7% advantage for the Core i5-10400F). L3 cache: 0 kB on the Celeron J3455 vs 12 MB (total) on the Core i5-10400F.
| Feature | Celeron J3455 | Core i5-10400F |
|---|---|---|
| Cores / Threads | 4 / 4 | 6 / 12+50% |
| Boost Clock | 2.3 GHz | 4.3 GHz+87% |
| Base Clock | 1.5 GHz | 2.9 GHz+93% |
| L3 Cache | 0 kB | 12 MB (total) |
| L2 Cache | 2 MB+700% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Apollo Lake (2014−2016) | Comet Lake (2020−2025) |
| PassMark | 2,247 | 13,029+480% |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | 450 | 1,454+223% |
| Geekbench 6 Multi | 850 | 5,783+580% |
Memory & Platform
The Celeron J3455 uses the FCBGA1296 socket (PCIe 3.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2400 memory speed. The Core i5-10400F supports up to 128 GB of RAM compared to 8 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 6 (Celeron J3455) vs 16 (Core i5-10400F) — the Core i5-10400F offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: N/A (SoC) (Celeron J3455) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).
| Feature | Celeron J3455 | Core i5-10400F |
|---|---|---|
| Socket | FCBGA1296 | LGA1200 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2400 | DDR4-2666 |
| Max RAM Capacity | 8 GB | 128 GB+1500% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 6 | 16+167% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Celeron J3455) vs VT-x, VT-d (Core i5-10400F). The Celeron J3455 includes integrated graphics (HD Graphics 500), while the Core i5-10400F requires a dedicated GPU. Primary use case: Celeron J3455 targets Low Power, Core i5-10400F targets Gaming. Direct competitor: Celeron J3455 rivals Pentium J4205; Core i5-10400F rivals Ryzen 5 3600.
| Feature | Celeron J3455 | Core i5-10400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 500 | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x, VT-d |
| Target Use | Low Power | Gaming |
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