Xeon E5450 vs Celeron G5920
Xeon E5450
Celeron G5920
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. The Xeon E5450 is positioned at rank #778 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Xeon E5450
Performance Per Dollar Celeron G5920
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5450 | Celeron G5920 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($40) |
| Longevity | 🛑 Legacy (Harpertown (2007−2008) / 45 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | Xeon E5450 | Celeron G5920 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($40) |
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 Xeon E5450 and Celeron G5920
Xeon E5450
The Xeon E5450 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,581 points. Launch price was $915.
Celeron G5920
The Celeron G5920 is manufactured by Intel. It was released in 2007-01-01. It is based on the Comet Lake (2020−2025) architecture. It features 2 cores and 2 threads. Base frequency is 3.5 GHz, with boost up to 3.5 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 58 Watt. Memory support: DDR4-2666. Passmark benchmark score: 2,577 points. Launch price was $69.
Processing Power
The Xeon E5450 packs 4 cores / 4 threads, while the Celeron G5920 offers 2 cores / 2 threads — the Xeon E5450 has 2 more cores. Boost clocks reach 3 GHz on the Xeon E5450 versus 3.5 GHz on the Celeron G5920 — a 15.4% clock advantage for the Celeron G5920 (base: 3 GHz vs 3.5 GHz). The Xeon E5450 uses the Harpertown (2007−2008) architecture (45 nm), while the Celeron G5920 uses Comet Lake (2020−2025) (14 nm). In PassMark, the Xeon E5450 scores 2,581 against the Celeron G5920's 2,577 — a 0.2% lead for the Xeon E5450. L3 cache: 12 MB L2 Cache on the Xeon E5450 vs 2 MB (total) on the Celeron G5920.
| Feature | Xeon E5450 | Celeron G5920 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 3 GHz | 3.5 GHz+17% |
| Base Clock | 3 GHz | 3.5 GHz+17% |
| L3 Cache | 12 MB L2 Cache+500% | 2 MB (total) |
| L2 Cache | 6 MB (total)+2300% | 256K (per core) |
| Process | 45 nm | 14 nm-69% |
| Architecture | Harpertown (2007−2008) | Comet Lake (2020−2025) |
| PassMark | 2,581 | 2,577 |
| Geekbench 6 Single | — | 756 |
| Geekbench 6 Multi | — | 1,248 |
Memory & Platform
The Xeon E5450 uses the LGA771 socket (PCIe 2.0), while the Celeron G5920 uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5450 | Celeron G5920 |
|---|---|---|
| Socket | LGA771 | LGA1200 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Xeon E5450) / VT-x (Celeron G5920). The Celeron G5920 includes integrated graphics (UHD Graphics 610), while the Xeon E5450 requires a dedicated GPU. Primary use case: Celeron G5920 targets Budget. Direct competitor: Celeron G5920 rivals Pentium Gold G6405.
| Feature | Xeon E5450 | Celeron G5920 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics 610 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Budget |
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