Xeon L5640 vs Ryzen 7 5800X
Xeon L5640
Popular choices:
Ryzen 7 5800X
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 L5640 is positioned at rank #994 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 L5640
Performance Per Dollar Ryzen 7 5800X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($996) | ✅ More affordable ($180) |
| Longevity | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+3191%) |
| Upfront Cost | ⚠️ Higher cost ($996) | ✅ More affordable ($180) |
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 L5640 and Ryzen 7 5800X
Xeon L5640
The Xeon L5640 is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 2.26 GHz, with boost up to 2.8 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 60 Watt. Memory support: DDR3. Passmark benchmark score: 4,659 points. Launch price was $200.
Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.
Processing Power
The Xeon L5640 packs 6 cores / 12 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Ryzen 7 5800X has 2 more cores. Boost clocks reach 2.8 GHz on the Xeon L5640 versus 4.7 GHz on the Ryzen 7 5800X — a 50.7% clock advantage for the Ryzen 7 5800X (base: 2.26 GHz vs 3.8 GHz). The Xeon L5640 uses the Westmere-EP (2010−2011) architecture (32 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Xeon L5640 scores 4,659 against the Ryzen 7 5800X's 27,712 — a 142.4% lead for the Ryzen 7 5800X. L3 cache: 12 MB (total) on the Xeon L5640 vs 32 MB on the Ryzen 7 5800X.
| Feature | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 2.8 GHz | 4.7 GHz+68% |
| Base Clock | 2.26 GHz | 3.8 GHz+68% |
| L3 Cache | 12 MB (total) | 32 MB+167% |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 32 nm | 7 nm, 12 nm-78% |
| Architecture | Westmere-EP (2010−2011) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 4,659 | 27,712+495% |
Memory & Platform
The Xeon L5640 uses the LGA1366 socket (PCIe 5.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3 1333 MHz on the Xeon L5640 versus DDR4-3200 on the Ryzen 7 5800X — the Xeon L5640 supports 199.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon L5640 supports up to 288 GB of RAM compared to 128 GB — 76.9% more capacity for professional workloads. Memory channels: 3 (Xeon L5640) vs 2 (Ryzen 7 5800X). PCIe lanes: 0 (Xeon L5640) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 5520,Intel X58 (Xeon L5640) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).
| Feature | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| Socket | LGA1366 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR3 1333 MHz | DDR4-3200+33% |
| Max RAM Capacity | 288 GB+125% | 128 GB |
| RAM Channels | 3+50% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 0 | 24 |
Advanced Features
Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (Xeon L5640) vs AMD-V (Ryzen 7 5800X). Primary use case: Xeon L5640 targets Server Low Power, Ryzen 7 5800X targets Desktop.
| Feature | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | true | AMD-V |
| Target Use | Server Low Power | Desktop |
Value Analysis
The Xeon L5640 launched at $996 MSRP, while the Ryzen 7 5800X debuted at $449.
| Feature | Xeon L5640 | Ryzen 7 5800X |
|---|---|---|
| MSRP | $996 | $449-55% |
| Avg Price (30d) | — | $180 |
| Release Date | 2010 | 2020 |
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