Celeron J4125 vs Xeon W3520
Celeron J4125
Xeon W3520
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 Xeon W3520
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron J4125 | Xeon W3520 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | ✨ Modern (Gemini Lake Refresh (2019) / 14 nm) | 🛑 Legacy (Bloomfield (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | Celeron J4125 | Xeon W3520 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
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 J4125 and Xeon W3520
Celeron J4125
The Celeron J4125 is manufactured by Intel. It was released in 4 November 2019 (6 years ago). It is based on the Gemini Lake Refresh (2019) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2.7 GHz. L3 cache: 4 MB. L2 cache: 4 MB (total). Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 10 Watt. Memory support: DDR4. Passmark benchmark score: 2,936 points. Launch price was $107.
Xeon W3520
The Xeon W3520 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.66 GHz, with boost up to 2.93 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 2,940 points. Launch price was $404.
Processing Power
The Celeron J4125 packs 4 cores / 4 threads, matching the Xeon W3520's 4 cores. Boost clocks reach 2.7 GHz on the Celeron J4125 versus 2.93 GHz on the Xeon W3520 — a 8.2% clock advantage for the Xeon W3520 (base: 2 GHz vs 2.66 GHz). The Celeron J4125 uses the Gemini Lake Refresh (2019) architecture (14 nm), while the Xeon W3520 uses Bloomfield (2008−2010) (45 nm). In PassMark, the Celeron J4125 scores 2,936 against the Xeon W3520's 2,940 — a 0.1% lead for the Xeon W3520. L3 cache: 4 MB on the Celeron J4125 vs 8 MB (total) on the Xeon W3520.
| Feature | Celeron J4125 | Xeon W3520 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 2.7 GHz | 2.93 GHz+9% |
| Base Clock | 2 GHz | 2.66 GHz+33% |
| L3 Cache | 4 MB | 8 MB (total)+100% |
| L2 Cache | 4 MB (total)+1500% | 256 kB (per core) |
| Process | 14 nm-69% | 45 nm |
| Architecture | Gemini Lake Refresh (2019) | Bloomfield (2008−2010) |
| PassMark | 2,936 | 2,940 |
Memory & Platform
The Celeron J4125 uses the FCBGA1090 socket (PCIe 3.0), while the Xeon W3520 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Celeron J4125 | Xeon W3520 |
|---|---|---|
| Socket | FCBGA1090 | LGA1366 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | 2400 | — |
| Max RAM Capacity | 8 | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 6 | — |
Advanced Features
Virtualization: true (Celeron J4125) / not specified (Xeon W3520). The Celeron J4125 includes integrated graphics (Intel UHD Graphics 600), while the Xeon W3520 requires a dedicated GPU. Direct competitor: Celeron J4125 rivals Ryzen Embedded R1305G.
| Feature | Celeron J4125 | Xeon W3520 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel UHD Graphics 600 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | true | — |
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