Core i5-12400F vs Xeon E3-1240L v3
Core i5-12400F
Xeon E3-1240L v3
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 Core i5-12400F
Performance Per Dollar Xeon E3-1240L v3
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-12400F | Xeon E3-1240L v3 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($110) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | 🛑 Legacy (Haswell-WS (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Core i5-12400F | Xeon E3-1240L v3 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($110) | ✅ More affordable ($0) |
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 Core i5-12400F and Xeon E3-1240L v3
Core i5-12400F
The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.
Xeon E3-1240L v3
The Xeon E3-1240L v3 is manufactured by Intel. It was released in 11 May 2014 (11 years ago). It is based on the Haswell-WS (2013−2014) architecture. It features 4 cores and 8 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 25 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 5,681 points. Launch price was $278.
Processing Power
The Core i5-12400F packs 6 cores / 12 threads, while the Xeon E3-1240L v3 offers 4 cores / 8 threads — the Core i5-12400F has 2 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 3 GHz on the Xeon E3-1240L v3 — a 37.8% clock advantage for the Core i5-12400F (base: 2.5 GHz vs 2 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Xeon E3-1240L v3 uses Haswell-WS (2013−2014) (22 nm). In PassMark, the Core i5-12400F scores 19,532 against the Xeon E3-1240L v3's 5,681 — a 109.9% lead for the Core i5-12400F. L3 cache: 18 MB (total) on the Core i5-12400F vs 8 MB (total) on the Xeon E3-1240L v3.
| Feature | Core i5-12400F | Xeon E3-1240L v3 |
|---|---|---|
| Cores / Threads | 6 / 12+50% | 4 / 8 |
| Boost Clock | 4.4 GHz+47% | 3 GHz |
| Base Clock | 2.5 GHz+25% | 2 GHz |
| L3 Cache | 18 MB (total)+125% | 8 MB (total) |
| L2 Cache | 1.25 MB (per core)+400% | 256K (per core) |
| Process | Intel 7 nm-68% | 22 nm |
| Architecture | Alder Lake-S (2022) | Haswell-WS (2013−2014) |
| PassMark | 19,532+244% | 5,681 |
| Cinebench R23 Multi | 12,380 | — |
| Geekbench 6 Single | 1,700 | — |
| Geekbench 6 Multi | 657 | — |
Memory & Platform
The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Xeon E3-1240L v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i5-12400F | Xeon E3-1240L v3 |
|---|---|---|
| Socket | LGA1700 | LGA1150 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR5-4800, DDR4-3200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-12400F) / not specified (Xeon E3-1240L v3). Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.
| Feature | Core i5-12400F | Xeon E3-1240L v3 |
|---|---|---|
| Integrated GPU | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Gaming Performance/Value | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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