Celeron 3955U vs Xeon X5272
Celeron 3955U
Xeon X5272
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 Xeon X5272 is on rank 1029, 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 Xeon X5272
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron 3955U | Xeon X5272 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($76) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | 🛑 Legacy (Legacy / 45 nm) |
💎 Value Proposition
| Insight | Celeron 3955U | Xeon X5272 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($76) |
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 Xeon X5272
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.
Xeon X5272
The Xeon X5272 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 3.4 GHz. L3 cache: 6 MB L2 Cache. Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Passmark benchmark score: 1,451 points. Launch price was $800.
Processing Power
The Celeron 3955U is built on the Skylake (2015−2016) architecture. In PassMark, the Celeron 3955U scores 1,443 against the Xeon X5272's 1,451 — a 0.6% lead for the Xeon X5272. L3 cache: 2 MB on the Celeron 3955U vs 6 MB L2 Cache on the Xeon X5272.
| Feature | Celeron 3955U | Xeon X5272 |
|---|---|---|
| Cores / Threads | 2 / 2 | — |
| Boost Clock | 2 GHz | — |
| Base Clock | 2 GHz | 3.4 GHz+70% |
| L3 Cache | 2 MB | 6 MB L2 Cache+200% |
| L2 Cache | 512 kB | — |
| Process | 14 nm-69% | 45 nm |
| Architecture | Skylake (2015−2016) | — |
| PassMark | 1,443 | 1,451 |
| Geekbench 6 Single | 431 | — |
| Geekbench 6 Multi | 741 | — |
Memory & Platform
The Celeron 3955U uses the BGA1356 socket (PCIe 3.0), while the Xeon X5272 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2133 on the Celeron 3955U versus DDR2 on the Xeon X5272 — the Celeron 3955U supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon X5272 supports up to 128 GB of RAM compared to 32 GB — 120% more capacity for professional workloads. Memory channels: 2 (Celeron 3955U) vs 4 (Xeon X5272). PCIe lanes: 12 (Celeron 3955U) vs 0 (Xeon X5272) — the Celeron 3955U offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Sunrise Point-LP (Celeron 3955U) and Intel 5100,Intel 5400 (Xeon X5272).
| Feature | Celeron 3955U | Xeon X5272 |
|---|---|---|
| Socket | BGA1356 | LGA771 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR4-2133+100% | DDR2 |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 4+100% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 0 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Celeron 3955U) vs true (Xeon X5272). The Celeron 3955U includes integrated graphics (HD Graphics 510), while the Xeon X5272 requires a dedicated GPU. Primary use case: Celeron 3955U targets Budget, Xeon X5272 targets Server. Direct competitor: Celeron 3955U rivals Pentium 3825U.
| Feature | Celeron 3955U | Xeon X5272 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 510 | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | true |
| Target Use | Budget | Server |
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