Xeon E5-2666 V3 vs Core i3-13100
Xeon E5-2666 V3
Core i3-13100
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 Xeon E5-2666 V3
Performance Per Dollar Core i3-13100
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-2666 V3 | Core i3-13100 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($128) |
| Longevity | 🛑 Legacy (Haswell-EP (2014−2015) / 22 nm) | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon E5-2666 V3 | Core i3-13100 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($128) |
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 E5-2666 V3 and Core i3-13100
Xeon E5-2666 V3
The Xeon E5-2666 V3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 10 cores and 20 threads. Base frequency is 2.9 GHz, with boost up to 3.5 GHz. L3 cache: 25 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 135 Watt. Memory support: DDR3, DDR4 2133 MHz Quad-channel. Passmark benchmark score: 14,044 points. Launch price was $800.
Core i3-13100
The Core i3-13100 is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 4 cores and 8 threads. Base frequency is 3.4 GHz, with boost up to 4.5 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 60 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 14,064 points. Launch price was $134.
Processing Power
The Xeon E5-2666 V3 packs 10 cores / 20 threads, while the Core i3-13100 offers 4 cores / 8 threads — the Xeon E5-2666 V3 has 6 more cores. Boost clocks reach 3.5 GHz on the Xeon E5-2666 V3 versus 4.5 GHz on the Core i3-13100 — a 25% clock advantage for the Core i3-13100 (base: 2.9 GHz vs 3.4 GHz). The Xeon E5-2666 V3 uses the Haswell-EP (2014−2015) architecture (22 nm), while the Core i3-13100 uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Xeon E5-2666 V3 scores 14,044 against the Core i3-13100's 14,064 — a 0.1% lead for the Core i3-13100. L3 cache: 25 MB (total) on the Xeon E5-2666 V3 vs 12 MB (total) on the Core i3-13100.
| Feature | Xeon E5-2666 V3 | Core i3-13100 |
|---|---|---|
| Cores / Threads | 10 / 20+150% | 4 / 8 |
| Boost Clock | 3.5 GHz | 4.5 GHz+29% |
| Base Clock | 2.9 GHz | 3.4 GHz+17% |
| L3 Cache | 25 MB (total)+108% | 12 MB (total) |
| L2 Cache | 256K (per core) | 1.25 MB (per core)+400% |
| Process | 22 nm | Intel 7 nm-68% |
| Architecture | Haswell-EP (2014−2015) | Raptor Lake-S (2023−2024) |
| PassMark | 14,044 | 14,064 |
Memory & Platform
The Xeon E5-2666 V3 uses the LGA2011-3 socket (PCIe 3.0), while the Core i3-13100 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5-2666 V3 | Core i3-13100 |
|---|---|---|
| Socket | LGA2011-3 | LGA1700 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Xeon E5-2666 V3 and Core i3-13100
