Xeon Gold 5520+ vs Ryzen 9 9955HX3D
Xeon Gold 5520+
Ryzen 9 9955HX3D
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 Xeon Gold 5520+
Performance Per Dollar Ryzen 9 9955HX3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($764) | ✅ More affordable ($749) |
| Longevity | ✨ Modern (Emerald Rapids (2023) / 10 nm) | ✨ Modern (Fire Range-HX (Zen 5) (2025) / 4 nm) |
💎 Value Proposition
| Insight | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+3%) |
| Upfront Cost | ⚠️ Higher cost ($764) | ✅ More affordable ($749) |
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 Gold 5520+ and Ryzen 9 9955HX3D
Xeon Gold 5520+
The Xeon Gold 5520+ is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Emerald Rapids (2023) architecture. It features 28 cores and 56 threads. Base frequency is 2.2 GHz, with boost up to 4 GHz. L3 cache: 52.5 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 205 Watt. Memory support: DDR5. Passmark benchmark score: 61,227 points. Launch price was $1,640.
Ryzen 9 9955HX3D
The Ryzen 9 9955HX3D is manufactured by AMD. It was released in 2025-01-01. It is based on the Fire Range-HX (Zen 5) (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 61,578 points. Launch price was $700.
Processing Power
The Xeon Gold 5520+ packs 28 cores / 56 threads, while the Ryzen 9 9955HX3D offers 16 cores / 32 threads — the Xeon Gold 5520+ has 12 more cores. Boost clocks reach 4 GHz on the Xeon Gold 5520+ versus 5.4 GHz on the Ryzen 9 9955HX3D — a 29.8% clock advantage for the Ryzen 9 9955HX3D (base: 2.2 GHz vs 2.5 GHz). The Xeon Gold 5520+ uses the Emerald Rapids (2023) architecture (10 nm), while the Ryzen 9 9955HX3D uses Fire Range-HX (Zen 5) (2025) (4 nm). In PassMark, the Xeon Gold 5520+ scores 61,227 against the Ryzen 9 9955HX3D's 61,578 — a 0.6% lead for the Ryzen 9 9955HX3D. L3 cache: 52.5 MB (total) on the Xeon Gold 5520+ vs 128 MB (total) on the Ryzen 9 9955HX3D.
| Feature | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| Cores / Threads | 28 / 56+75% | 16 / 32 |
| Boost Clock | 4 GHz | 5.4 GHz+35% |
| Base Clock | 2.2 GHz | 2.5 GHz+14% |
| L3 Cache | 52.5 MB (total) | 128 MB (total)+144% |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | 10 nm | 4 nm-60% |
| Architecture | Emerald Rapids (2023) | Fire Range-HX (Zen 5) (2025) |
| PassMark | 61,227 | 61,578 |
| Geekbench 6 Single | 1,600 | — |
| Geekbench 6 Multi | 25,000 | — |
Memory & Platform
The Xeon Gold 5520+ uses the LGA4677 socket (PCIe 4.0), while the Ryzen 9 9955HX3D uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon Gold 5520+ versus 5600 on the Ryzen 9 9955HX3D — the Ryzen 9 9955HX3D supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 5520+ supports up to 4096 GB of RAM compared to 96 — 190.8% more capacity for professional workloads. Memory channels: 8 (Xeon Gold 5520+) vs 2 (Ryzen 9 9955HX3D). PCIe lanes: 80 (Xeon Gold 5520+) vs 28 (Ryzen 9 9955HX3D) — the Xeon Gold 5520+ offers 52 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 5520+) and FL1 (Ryzen 9 9955HX3D).
| Feature | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| Socket | LGA4677 | FL1 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-4800 | 5600+111900% |
| Max RAM Capacity | 4096 GB+4473924167% | 96 |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80+186% | 28 |
Advanced Features
Only the Ryzen 9 9955HX3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon Gold 5520+) vs VT-x, VT-d, AMD-V (Ryzen 9 9955HX3D). The Ryzen 9 9955HX3D includes integrated graphics (AMD Radeon 610M), while the Xeon Gold 5520+ requires a dedicated GPU. Primary use case: Xeon Gold 5520+ targets Enterprise Server. Direct competitor: Xeon Gold 5520+ rivals EPYC 9354; Ryzen 9 9955HX3D rivals Core Ultra 9 185H.
| Feature | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon 610M |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, AMD-V |
| Target Use | Enterprise Server | — |
Value Analysis
The Xeon Gold 5520+ launched at $1083 MSRP, while the Ryzen 9 9955HX3D debuted at $749.
| Feature | Xeon Gold 5520+ | Ryzen 9 9955HX3D |
|---|---|---|
| MSRP | $1083 | $749-31% |
| Avg Price (30d) | $764 | — |
| Release Date | 2023 | 2025 |
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