Xeon w7-3455 vs Ryzen 9 9900X
Xeon w7-3455
Ryzen 9 9900X
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 w7-3455
Performance Per Dollar Ryzen 9 9900X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,625) | ✅ More affordable ($370) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Granite Ridge (2024−2025) / 4 nm) |
💎 Value Proposition
| Insight | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+604%) |
| Upfront Cost | ⚠️ Higher cost ($2,625) | ✅ More affordable ($370) |
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 w7-3455 and Ryzen 9 9900X
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.
Ryzen 9 9900X
The Ryzen 9 9900X is manufactured by AMD. It was released in 15 August 2024 (1 year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 12 cores and 24 threads. Base frequency is 4.4 GHz, with boost up to 5.6 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5. Passmark benchmark score: 54,530 points. Launch price was $499.
Processing Power
The Xeon w7-3455 packs 24 cores / 48 threads, while the Ryzen 9 9900X offers 12 cores / 24 threads — the Xeon w7-3455 has 12 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3455 versus 5.6 GHz on the Ryzen 9 9900X — a 15.4% clock advantage for the Ryzen 9 9900X (base: 2.5 GHz vs 4.4 GHz). The Xeon w7-3455 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Ryzen 9 9900X uses Granite Ridge (2024−2025) (4 nm). In PassMark, the Xeon w7-3455 scores 54,925 against the Ryzen 9 9900X's 54,530 — a 0.7% lead for the Xeon w7-3455. Geekbench 6 single-core — the metric most relevant to gaming — records 1,900 vs 3,401, a 56.6% lead for the Ryzen 9 9900X that directly translates to higher frame rates. Multi-core Geekbench: 1,898 vs 19,756 (164.9% advantage for the Ryzen 9 9900X). L3 cache: 67.5 MB on the Xeon w7-3455 vs 64 MB (total) on the Ryzen 9 9900X.
| Feature | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| Cores / Threads | 24 / 48+100% | 12 / 24 |
| Boost Clock | 4.8 GHz | 5.6 GHz+17% |
| Base Clock | 2.5 GHz | 4.4 GHz+76% |
| L3 Cache | 67.5 MB+5% | 64 MB (total) |
| L2 Cache | 2 MB (per core)+100% | 1 MB (per core) |
| Process | Intel 7 nm | 4 nm-43% |
| Architecture | Sapphire Rapids (2023−2024) | Granite Ridge (2024−2025) |
| PassMark | 54,925 | 54,530 |
| Cinebench R23 Multi | — | 33,003 |
| Geekbench 6 Single | 1,900 | 3,401+79% |
| Geekbench 6 Multi | 1,898 | 19,756+941% |
Memory & Platform
The Xeon w7-3455 uses the LGA4677 socket (PCIe 5.0), while the Ryzen 9 9900X uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 256 GB — 176.5% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3455) vs 2 (Ryzen 9 9900X). PCIe lanes: 112 (Xeon w7-3455) vs 24 (Ryzen 9 9900X) — the Xeon w7-3455 offers 88 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3455) and A620,B650,X670,X870 (Ryzen 9 9900X).
| Feature | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| Socket | LGA4677 | AM5 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-4800 | DDR5-5600 |
| Max RAM Capacity | 4096 GB+1500% | 256 GB |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 112+367% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: true (Xeon w7-3455) vs AMD-V (Ryzen 9 9900X). The Ryzen 9 9900X includes integrated graphics (Radeon 610M), while the Xeon w7-3455 requires a dedicated GPU. Direct competitor: Xeon w7-3455 rivals Threadripper PRO 7965WX.
| Feature | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | Radeon 610M |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | true | AMD-V |
Value Analysis
The Xeon w7-3455 launched at $2489 MSRP, while the Ryzen 9 9900X debuted at $499. At current prices ($2625 vs $370), the Ryzen 9 9900X is $2255 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3455 delivers 20.9 pts/$ vs 147.4 pts/$ for the Ryzen 9 9900X — making the Ryzen 9 9900X the 150.3% better value option.
| Feature | Xeon w7-3455 | Ryzen 9 9900X |
|---|---|---|
| MSRP | $2489 | $499-80% |
| Avg Price (30d) | $2625 | $370-86% |
| Performance per Dollar | 20.9 | 147.4+605% |
| Release Date | 2023 | 2024 |
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