Celeron J3355 vs Pentium 3805U
Celeron J3355
Pentium 3805U
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. The Celeron J3355 is positioned at rank 425 and the Pentium 3805U is on rank 344, so the Pentium 3805U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron J3355
Performance Per Dollar Pentium 3805U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron J3355 | Pentium 3805U |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Apollo Lake (2014−2016) / 14 nm) | 🛑 Legacy (Broadwell-U (2015) / 14 nm) |
💎 Value Proposition
| Insight | Celeron J3355 | Pentium 3805U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 J3355 and Pentium 3805U
Celeron J3355
The Celeron J3355 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 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2.5 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: FCBGA1296. Thermal design power (TDP): 10 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,203 points. Launch price was $107.
Pentium 3805U
The Pentium 3805U is manufactured by Intel. It was released in 1 March 2015 (10 years ago). It is based on the Broadwell-U (2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,196 points. Launch price was $161.
Processing Power
Both the Celeron J3355 and Pentium 3805U share an identical 2-core/2-thread configuration. Boost clocks reach 2.5 GHz on the Celeron J3355 versus 1.9 GHz on the Pentium 3805U — a 27.3% clock advantage for the Celeron J3355 (base: 2 GHz vs 1.9 GHz). The Celeron J3355 uses the Apollo Lake (2014−2016) architecture (14 nm), while the Pentium 3805U uses Broadwell-U (2015) (14 nm). In PassMark, the Celeron J3355 scores 1,203 against the Pentium 3805U's 1,196 — a 0.6% lead for the Celeron J3355. L3 cache: 0 kB on the Celeron J3355 vs 2 MB (total) on the Pentium 3805U.
| Feature | Celeron J3355 | Pentium 3805U |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.5 GHz+32% | 1.9 GHz |
| Base Clock | 2 GHz+5% | 1.9 GHz |
| L3 Cache | 0 kB | 2 MB (total) |
| L2 Cache | 1 MB+300% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Apollo Lake (2014−2016) | Broadwell-U (2015) |
| PassMark | 1,203 | 1,196 |
| Geekbench 6 Single | 450 | — |
| Geekbench 6 Multi | 850 | — |
Memory & Platform
The Celeron J3355 uses the FCBGA1296 socket (PCIe 3.0), while the Pentium 3805U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Celeron J3355 versus DDR3L-1600 on the Pentium 3805U — the Celeron J3355 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Pentium 3805U supports up to 16 GB of RAM compared to 8 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 6 (Celeron J3355) vs 12 (Pentium 3805U) — the Pentium 3805U offers 6 more lanes for additional GPUs or NVMe drives.
| Feature | Celeron J3355 | Pentium 3805U |
|---|---|---|
| Socket | FCBGA1296 | FCBGA1168 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2400+33% | DDR3L-1600 |
| Max RAM Capacity | 8 GB | 16 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 6 | 12+100% |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Celeron J3355) vs VT-x, VT-d (Pentium 3805U). Both include integrated graphics — HD Graphics 500 (Celeron J3355) and HD Graphics (Broadwell) (Pentium 3805U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron J3355 targets Low Power, Pentium 3805U targets Mobile. Direct competitor: Celeron J3355 rivals Pentium J4205.
| Feature | Celeron J3355 | Pentium 3805U |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics 500 | HD Graphics (Broadwell) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x, VT-d |
| Target Use | Low Power | Mobile |
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