
Xeon X5355 vs Ryzen 5 5600X

Xeon X5355
Popular choices:

Ryzen 5 5600X
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 X5355 is positioned at rank #1032 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 X5355
Performance Per Dollar Ryzen 5 5600X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($4,000) | ✅ More affordable ($135) |
| Longevity | 🛑 Legacy (Clovertown (2006−2007) / 65 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+31644%) |
| Upfront Cost | ⚠️ Higher cost ($4,000) | ✅ More affordable ($135) |
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 X5355 and Ryzen 5 5600X

Xeon X5355
The Xeon X5355 is manufactured by Intel. It was released in 14 November 2006 (19 years ago). It is based on the Clovertown (2006−2007) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 0.67 GHz. L3 cache: 8 MB L2 Cache. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 120 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,039 points. Launch price was $1,172.

Ryzen 5 5600X
The Ryzen 5 5600X 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 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 21,845 points. Launch price was $299.
Processing Power
The Xeon X5355 packs 4 cores / 4 threads, while the Ryzen 5 5600X offers 6 cores / 12 threads — the Ryzen 5 5600X has 2 more cores. Boost clocks reach 0.67 GHz on the Xeon X5355 versus 4.6 GHz on the Ryzen 5 5600X — a 149.1% clock advantage for the Ryzen 5 5600X (base: 2.66 GHz vs 3.7 GHz). The Xeon X5355 uses the Clovertown (2006−2007) architecture (65 nm), while the Ryzen 5 5600X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Xeon X5355 scores 2,039 against the Ryzen 5 5600X's 21,845 — a 165.9% lead for the Ryzen 5 5600X. L3 cache: 8 MB L2 Cache on the Xeon X5355 vs 32 MB on the Ryzen 5 5600X.
| Feature | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| Cores / Threads | 4 / 4 | 6 / 12+50% |
| Boost Clock | 0.67 GHz | 4.6 GHz+587% |
| Base Clock | 2.66 GHz | 3.7 GHz+39% |
| L3 Cache | 8 MB L2 Cache | 32 MB+300% |
| L2 Cache | 4 MB (total)+700% | 512K (per core) |
| Process | 65 nm | 7 nm, 12 nm-89% |
| Architecture | Clovertown (2006−2007) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 2,039 | 21,845+971% |
Memory & Platform
The Xeon X5355 uses the LGA771 socket (PCIe 2.0), while the Ryzen 5 5600X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| Socket | LGA771 | AM4 |
| PCIe Generation | PCIe 2.0 | PCIe 4.0+100% |
| Max RAM Speed | — | DDR4-3200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 24 |
Advanced Features
Virtualization: not specified (Xeon X5355) / AMD-V (Ryzen 5 5600X). Primary use case: Ryzen 5 5600X targets Desktop.
| Feature | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Desktop |
Value Analysis
The Xeon X5355 launched at $4491 MSRP, while the Ryzen 5 5600X debuted at $299. At current prices ($4000 vs $135), the Ryzen 5 5600X is $3865 cheaper. In terms of value (PassMark points per dollar), the Xeon X5355 delivers 0.5 pts/$ vs 161.8 pts/$ for the Ryzen 5 5600X — making the Ryzen 5 5600X the 198.7% better value option.
| Feature | Xeon X5355 | Ryzen 5 5600X |
|---|---|---|
| MSRP | $4491 | $299-93% |
| Avg Price (30d) | $4000 | $135-97% |
| Performance per Dollar | 0.5 | 161.8+32260% |
| Release Date | 2006 | 2020 |
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