Core i5-6402P vs Xeon E5-2620
Core i5-6402P
Xeon E5-2620
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 Core i5-6402P is positioned at rank 604 and the Xeon E5-2620 is on rank 722, so the Core i5-6402P offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-6402P
Performance Per Dollar Xeon E5-2620
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-6402P | Xeon E5-2620 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($120) | ✅ More affordable ($89) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) |
💎 Value Proposition
| Insight | Core i5-6402P | Xeon E5-2620 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+34%) |
| Upfront Cost | ⚠️ Higher cost ($120) | ✅ More affordable ($89) |
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 i5-6402P and Xeon E5-2620
Core i5-6402P
The Core i5-6402P is manufactured by Intel. It was released in 27 December 2015 (9 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 2.8 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 65 Watt. Memory support: DDR4-1866/2133, DDR3L-1333/1600. Passmark benchmark score: 5,343 points. Launch price was $187.
Xeon E5-2620
The Xeon E5-2620 is manufactured by Intel. It was released in 6 March 2012 (13 years ago). It is based on the Sandy Bridge-EP (2012) architecture. It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 2.5 GHz. L3 cache: 15360 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 5,328 points. Launch price was $36.
Processing Power
The Core i5-6402P packs 4 cores / 4 threads, while the Xeon E5-2620 offers 6 cores / 12 threads — the Xeon E5-2620 has 2 more cores. Boost clocks reach 3.4 GHz on the Core i5-6402P versus 2.5 GHz on the Xeon E5-2620 — a 30.5% clock advantage for the Core i5-6402P (base: 2.8 GHz vs 2 GHz). The Core i5-6402P uses the Skylake (2015−2016) architecture (14 nm), while the Xeon E5-2620 uses Sandy Bridge-EP (2012) (32 nm). In PassMark, the Core i5-6402P scores 5,343 against the Xeon E5-2620's 5,328 — a 0.3% lead for the Core i5-6402P. L3 cache: 6 MB on the Core i5-6402P vs 15360 kB (total) on the Xeon E5-2620.
| Feature | Core i5-6402P | Xeon E5-2620 |
|---|---|---|
| Cores / Threads | 4 / 4 | 6 / 12+50% |
| Boost Clock | 3.4 GHz+36% | 2.5 GHz |
| Base Clock | 2.8 GHz+40% | 2 GHz |
| L3 Cache | 6 MB | 15360 kB (total)+150% |
| L2 Cache | 1 MB+300% | 256 kB (per core) |
| Process | 14 nm-56% | 32 nm |
| Architecture | Skylake (2015−2016) | Sandy Bridge-EP (2012) |
| PassMark | 5,343 | 5,328 |
Memory & Platform
The Core i5-6402P uses the LGA1151 socket (PCIe 3.0), while the Xeon E5-2620 uses LGA2011 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core i5-6402P | Xeon E5-2620 |
|---|---|---|
| Socket | LGA1151 | LGA2011 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1333 |
| Max RAM Capacity | — | 384 GB |
| RAM Channels | — | 4 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 40 |
Value Analysis
The Core i5-6402P launched at $182 MSRP, while the Xeon E5-2620 debuted at $360. At current prices ($120 vs $89), the Xeon E5-2620 is $31 cheaper. In terms of value (PassMark points per dollar), the Core i5-6402P delivers 44.5 pts/$ vs 59.9 pts/$ for the Xeon E5-2620 — making the Xeon E5-2620 the 29.4% better value option.
| Feature | Core i5-6402P | Xeon E5-2620 |
|---|---|---|
| MSRP | $182-49% | $360 |
| Avg Price (30d) | $120 | $89-26% |
| Performance per Dollar | 44.5 | 59.9+35% |
| Release Date | 2015 | 2012 |
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