Xeon E5-2665 vs Ryzen 7 5700X
Xeon E5-2665
Ryzen 7 5700X
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 E5-2665 is positioned at rank #348 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 E5-2665
Performance Per Dollar Ryzen 7 5700X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5-2665 | Ryzen 7 5700X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($175) |
| Longevity | 🛑 Legacy (Sandy Bridge-EP (2012) / 32 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm) |
💎 Value Proposition
| Insight | Xeon E5-2665 | Ryzen 7 5700X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($175) |
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 E5-2665 and Ryzen 7 5700X
Xeon E5-2665
The Xeon E5-2665 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 8 cores and 16 threads. Base frequency is 2.4 GHz, with boost up to 3.1 GHz. L3 cache: 20480 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 8,293 points. Launch price was $142.
Ryzen 7 5700X
The Ryzen 7 5700X is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 26,609 points. Launch price was $299.
Processing Power
Both the Xeon E5-2665 and Ryzen 7 5700X share an identical 8-core/16-thread configuration. Boost clocks reach 3.1 GHz on the Xeon E5-2665 versus 4.6 GHz on the Ryzen 7 5700X — a 39% clock advantage for the Ryzen 7 5700X (base: 2.4 GHz vs 3.4 GHz). The Xeon E5-2665 uses the Sandy Bridge-EP (2012) architecture (32 nm), while the Ryzen 7 5700X uses Vermeer (Zen 3) (2020−2022) (7 nm). In PassMark, the Xeon E5-2665 scores 8,293 against the Ryzen 7 5700X's 26,609 — a 105% lead for the Ryzen 7 5700X. L3 cache: 20480 kB (total) on the Xeon E5-2665 vs 32 MB (total) on the Ryzen 7 5700X.
| Feature | Xeon E5-2665 | Ryzen 7 5700X |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 3.1 GHz | 4.6 GHz+48% |
| Base Clock | 2.4 GHz | 3.4 GHz+42% |
| L3 Cache | 20480 kB (total) | 32 MB (total)+60% |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 32 nm | 7 nm-78% |
| Architecture | Sandy Bridge-EP (2012) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 8,293 | 26,609+221% |
| Cinebench R23 Multi | — | 14,000 |
| Geekbench 6 Single | — | 2,116 |
| Geekbench 6 Multi | — | 9,715 |
Memory & Platform
The Xeon E5-2665 uses the LGA2011 socket (PCIe 5.0), while the Ryzen 7 5700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Xeon E5-2665 versus DDR4-3200 on the Ryzen 7 5700X — the Ryzen 7 5700X supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon E5-2665 supports up to 384 GB of RAM compared to 128 GB — 100% more capacity for professional workloads. Memory channels: 4 (Xeon E5-2665) vs 2 (Ryzen 7 5700X). PCIe lanes: 40 (Xeon E5-2665) vs 24 (Ryzen 7 5700X) — the Xeon E5-2665 offers 16 more lanes for additional GPUs or NVMe drives.
| Feature | Xeon E5-2665 | Ryzen 7 5700X |
|---|---|---|
| Socket | LGA2011 | AM4 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR3-1600 | DDR4-3200+33% |
| Max RAM Capacity | 384 GB+200% | 128 GB |
| RAM Channels | 4+100% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 40+67% | 24 |
Advanced Features
Only the Ryzen 7 5700X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon E5-2665 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Xeon E5-2665) vs AMD-V (Ryzen 7 5700X). Primary use case: Xeon E5-2665 targets Server, Ryzen 7 5700X targets Gaming. Direct competitor: Ryzen 7 5700X rivals Core i7-11700K.
| Feature | Xeon E5-2665 | Ryzen 7 5700X |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Server | Gaming |
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