Xeon X5687 vs Core i5-8365UE
Xeon X5687
Core i5-8365UE
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 Xeon X5687 is positioned at rank 877 and the Core i5-8365UE is on rank 919, so the Xeon X5687 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon X5687
Performance Per Dollar Core i5-8365UE
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($189) | ⚠️ Higher cost ($297) |
| Longevity | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+56%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($189) | ⚠️ Higher cost ($297) |
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 X5687 and Core i5-8365UE
Xeon X5687
The Xeon X5687 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 3.86 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 5,386 points. Launch price was $121.
Core i5-8365UE
The Core i5-8365UE is manufactured by Intel. It was released in 16 April 2019 (6 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 1.6 GHz, with boost up to 4.1 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 5,435 points. Launch price was $297.
Processing Power
Both the Xeon X5687 and Core i5-8365UE share an identical 4-core/8-thread configuration. Boost clocks reach 3.86 GHz on the Xeon X5687 versus 4.1 GHz on the Core i5-8365UE — a 6% clock advantage for the Core i5-8365UE (base: 3.6 GHz vs 1.6 GHz). The Xeon X5687 uses the Westmere-EP (2010−2011) architecture (32 nm), while the Core i5-8365UE uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Xeon X5687 scores 5,386 against the Core i5-8365UE's 5,435 — a 0.9% lead for the Core i5-8365UE. L3 cache: 12 MB (total) on the Xeon X5687 vs 6 MB (total) on the Core i5-8365UE.
| Feature | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.86 GHz | 4.1 GHz+6% |
| Base Clock | 3.6 GHz+125% | 1.6 GHz |
| L3 Cache | 12 MB (total)+100% | 6 MB (total) |
| L2 Cache | 256 kB (per core) | 256 kB (per core) |
| Process | 32 nm | 14 nm-56% |
| Architecture | Westmere-EP (2010−2011) | Whiskey Lake-U (2018−2019) |
| PassMark | 5,386 | 5,435 |
| Geekbench 6 Single | 1,643 | — |
| Geekbench 6 Multi | 5,386 | — |
Memory & Platform
The Xeon X5687 uses the LGA1366 socket (PCIe 2.0), while the Core i5-8365UE uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| Socket | LGA1366 | FCBGA1528 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 288 GB | — |
| RAM Channels | 3 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 36 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Xeon X5687) / not specified (Core i5-8365UE). Primary use case: Xeon X5687 targets Server.
| Feature | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Server | — |
Value Analysis
The Xeon X5687 launched at $552 MSRP, while the Core i5-8365UE debuted at $297. At current prices ($189 vs $297), the Xeon X5687 is $108 cheaper. In terms of value (PassMark points per dollar), the Xeon X5687 delivers 28.5 pts/$ vs 18.3 pts/$ for the Core i5-8365UE — making the Xeon X5687 the 43.6% better value option.
| Feature | Xeon X5687 | Core i5-8365UE |
|---|---|---|
| MSRP | $552 | $297-46% |
| Avg Price (30d) | $189-36% | $297 |
| Performance per Dollar | 28.5+56% | 18.3 |
| Release Date | 2011 | 2019 |
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