Celeron N5105 vs Core i7-7660U
Celeron N5105
Core i7-7660U
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
Performance Per Dollar Core i7-7660U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron N5105 | Core i7-7660U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Jasper Lake (2021) / 10 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Celeron N5105 | Core i7-7660U |
|---|---|---|
| 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.
Path of Exile 2
Valorant
Technical Specifications
Side-by-side comparison of Celeron N5105 and Core i7-7660U
Celeron N5105
The Celeron N5105 is manufactured by Intel. It was released in 2007-01-01. It is based on the Jasper Lake (2021) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2.9 GHz. L3 cache: 4 MB (total). L2 cache: 1.5 MB (total). Built on 10 nm process technology. Socket: BGA1338. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 4,003 points. Launch price was $69.
Core i7-7660U
The Core i7-7660U is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 2 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 4 GHz. L3 cache: 4 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 4,059 points. Launch price was $415.
Processing Power
The Celeron N5105 packs 4 cores / 4 threads, while the Core i7-7660U offers 2 cores / 4 threads — the Celeron N5105 has 2 more cores. Boost clocks reach 2.9 GHz on the Celeron N5105 versus 4 GHz on the Core i7-7660U — a 31.9% clock advantage for the Core i7-7660U (base: 2 GHz vs 2.5 GHz). The Celeron N5105 uses the Jasper Lake (2021) architecture (10 nm), while the Core i7-7660U uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Celeron N5105 scores 4,003 against the Core i7-7660U's 4,059 — a 1.4% lead for the Core i7-7660U. L3 cache: 4 MB (total) on the Celeron N5105 vs 4 MB on the Core i7-7660U.
| Feature | Celeron N5105 | Core i7-7660U |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 2.9 GHz | 4 GHz+38% |
| Base Clock | 2 GHz | 2.5 GHz+25% |
| L3 Cache | 4 MB (total) | 4 MB |
| L2 Cache | 1.5 MB (total)+200% | 512 kB |
| Process | 10 nm-29% | 14 nm |
| Architecture | Jasper Lake (2021) | Kaby Lake (2016−2019) |
| PassMark | 4,003 | 4,059+1% |
| Cinebench R23 Multi | — | 1,759 |
| Geekbench 6 Single | — | 1,150 |
| Geekbench 6 Multi | — | 2,285 |
Memory & Platform
The Celeron N5105 uses the BGA1338 socket (PCIe 4.0), while the Core i7-7660U uses BGA1356 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Celeron N5105 | Core i7-7660U |
|---|---|---|
| Socket | BGA1338 | BGA1356 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2133 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 12 |
Advanced Features
Virtualization: not specified (Celeron N5105) / VT-x, VT-d (Core i7-7660U). The Core i7-7660U includes integrated graphics (Iris Plus 640), while the Celeron N5105 requires a dedicated GPU. Primary use case: Core i7-7660U targets Productivity. Direct competitor: Core i7-7660U rivals Core i5-8250U.
| Feature | Celeron N5105 | Core i7-7660U |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Iris Plus 640 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Productivity |
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