
Celeron 3955U

Pentium M 740
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 3955U is positioned at rank 616 and the Pentium M 740 is on rank 719, so the Celeron 3955U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron 3955U
Performance Per Dollar Pentium M 740
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 3955U | Pentium M 740 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | 🛑 Legacy (Dothan (2004−2005) / 90 nm) |
💎 Value Proposition
| Insight | Celeron 3955U | Pentium M 740 |
|---|---|---|
| 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 3955U and Pentium M 740

Celeron 3955U
The Celeron 3955U 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 2 GHz, with boost up to 2 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: 1,443 points. Launch price was $107.

Pentium M 740
The Pentium M 740 is manufactured by Intel. It was released in 2007-01-01. It is based on the Dothan (2004−2005) architecture. It features 1 cores and 1 threads. Base frequency is 1.73 GHz, with boost up to 1.73 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 90 nm process technology. Socket: PGA478. Thermal design power (TDP): 27 Watt. Memory support: DDR2. Passmark benchmark score: 1,435 points. Launch price was $69.
Processing Power
The Celeron 3955U packs 2 cores / 2 threads, while the Pentium M 740 offers 1 cores / 1 threads — the Celeron 3955U has 1 more core. Boost clocks reach 2 GHz on the Celeron 3955U versus 1.73 GHz on the Pentium M 740 — a 14.5% clock advantage for the Celeron 3955U (base: 2 GHz vs 1.73 GHz). The Celeron 3955U uses the Skylake (2015−2016) architecture (14 nm), while the Pentium M 740 uses Dothan (2004−2005) (90 nm). In PassMark, the Celeron 3955U scores 1,443 against the Pentium M 740's 1,435 — a 0.6% lead for the Celeron 3955U. L3 cache: 2 MB on the Celeron 3955U vs 0 kB on the Pentium M 740.
| Feature | Celeron 3955U | Pentium M 740 |
|---|---|---|
| Cores / Threads | 2 / 2+100% | 1 / 1 |
| Boost Clock | 2 GHz+16% | 1.73 GHz |
| Base Clock | 2 GHz+16% | 1.73 GHz |
| L3 Cache | 2 MB | 0 kB |
| L2 Cache | 512 kB | 2 MB+300% |
| Process | 14 nm-84% | 90 nm |
| Architecture | Skylake (2015−2016) | Dothan (2004−2005) |
| PassMark | 1,443 | 1,435 |
| Geekbench 6 Single | 431 | — |
| Geekbench 6 Multi | 741 | — |
Memory & Platform
The Celeron 3955U uses the BGA1356 socket (PCIe 3.0), while the Pentium M 740 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Celeron 3955U | Pentium M 740 |
|---|---|---|
| Socket | BGA1356 | PGA478 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR4-2133 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 12 | — |
Advanced Features
Virtualization: VT-x, VT-d (Celeron 3955U) / not specified (Pentium M 740). The Celeron 3955U includes integrated graphics (HD Graphics 510), while the Pentium M 740 requires a dedicated GPU. Primary use case: Celeron 3955U targets Budget. Direct competitor: Celeron 3955U rivals Pentium 3825U.
| Feature | Celeron 3955U | Pentium M 740 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | HD Graphics 510 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Budget | — |
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