Ryzen 7 5800X vs Xeon w7-3455
Ryzen 7 5800X
Xeon w7-3455
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Ryzen 7 5800X
Performance Per Dollar Xeon w7-3455
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($180) | ⚠️ Higher cost ($2,625) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+636%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($180) | ⚠️ Higher cost ($2,625) |
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 Ryzen 7 5800X and Xeon w7-3455
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.
Xeon w7-3455
The Xeon w7-3455 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.5 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 54,925 points. Launch price was $2,489.
Processing Power
The Ryzen 7 5800X packs 8 cores / 16 threads, while the Xeon w7-3455 offers 24 cores / 48 threads — the Xeon w7-3455 has 16 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 4.8 GHz on the Xeon w7-3455 — a 2.1% clock advantage for the Xeon w7-3455 (base: 3.8 GHz vs 2.5 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon w7-3455 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Xeon w7-3455's 54,925 — a 65.9% lead for the Xeon w7-3455. L3 cache: 32 MB on the Ryzen 7 5800X vs 67.5 MB on the Xeon w7-3455.
| Feature | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| Cores / Threads | 8 / 16 | 24 / 48+200% |
| Boost Clock | 4.7 GHz | 4.8 GHz+2% |
| Base Clock | 3.8 GHz+52% | 2.5 GHz |
| L3 Cache | 32 MB | 67.5 MB+111% |
| L2 Cache | 512K (per core) | 2 MB (per core)+300% |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | Sapphire Rapids (2023−2024) |
| PassMark | 27,712 | 54,925+98% |
| Geekbench 6 Single | — | 1,900 |
| Geekbench 6 Multi | — | 1,898 |
Memory & Platform
The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Xeon w7-3455 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus DDR5-4800 on the Xeon w7-3455 — the Xeon w7-3455 supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 5800X) vs 8 (Xeon w7-3455). PCIe lanes: 24 (Ryzen 7 5800X) vs 112 (Xeon w7-3455) — the Xeon w7-3455 offers 88 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and Intel W790 (Xeon w7-3455).
| Feature | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| Socket | AM4 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 128 GB | 4096 GB+3100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24 | 112+367% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Xeon w7-3455 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 5800X) vs true (Xeon w7-3455). Primary use case: Ryzen 7 5800X targets Desktop. Direct competitor: Xeon w7-3455 rivals Threadripper PRO 7965WX.
| Feature | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | true |
| Target Use | Desktop | — |
Value Analysis
The Ryzen 7 5800X launched at $449 MSRP, while the Xeon w7-3455 debuted at $2489. At current prices ($180 vs $2625), the Ryzen 7 5800X is $2445 cheaper. In terms of value (PassMark points per dollar), the Ryzen 7 5800X delivers 154.0 pts/$ vs 20.9 pts/$ for the Xeon w7-3455 — making the Ryzen 7 5800X the 152.1% better value option.
| Feature | Ryzen 7 5800X | Xeon w7-3455 |
|---|---|---|
| MSRP | $449-82% | $2489 |
| Avg Price (30d) | $180-93% | $2625 |
| Performance per Dollar | 154.0+637% | 20.9 |
| Release Date | 2020 | 2023 |
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