Ryzen 9 3900 vs Xeon Silver 4514Y
Ryzen 9 3900
Xeon Silver 4514Y
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 9 3900
Performance Per Dollar Xeon Silver 4514Y
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 3900 | Xeon Silver 4514Y |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($150) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Matisse (Zen 2) (2019−2020) / 7 nm, 12 nm) | ✨ Modern (Emerald Rapids (2023) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 3900 | Xeon Silver 4514Y |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($150) | ✅ More affordable ($0) |
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 9 3900 and Xeon Silver 4514Y
Ryzen 9 3900
The Ryzen 9 3900 is manufactured by AMD. It was released in 24 September 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 12 cores and 24 threads. Base frequency is 3.1 GHz, with boost up to 4.3 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 30,588 points. Launch price was $499.
Xeon Silver 4514Y
The Xeon Silver 4514Y 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 16 cores and 32 threads. Base frequency is 2 GHz, with boost up to 3.4 GHz. L3 cache: 30 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 150 Watt. Memory support: DDR5-4400. Passmark benchmark score: 30,621 points. Launch price was $780.
Processing Power
The Ryzen 9 3900 packs 12 cores / 24 threads, while the Xeon Silver 4514Y offers 16 cores / 32 threads — the Xeon Silver 4514Y has 4 more cores. Boost clocks reach 4.3 GHz on the Ryzen 9 3900 versus 3.4 GHz on the Xeon Silver 4514Y — a 23.4% clock advantage for the Ryzen 9 3900 (base: 3.1 GHz vs 2 GHz). The Ryzen 9 3900 uses the Matisse (Zen 2) (2019−2020) architecture (7 nm, 12 nm), while the Xeon Silver 4514Y uses Emerald Rapids (2023) (Intel 7 nm). In PassMark, the Ryzen 9 3900 scores 30,588 against the Xeon Silver 4514Y's 30,621 — a 0.1% lead for the Xeon Silver 4514Y. Cinebench R23 multi-core: 17,700 vs 22,000 (21.7% advantage for the Xeon Silver 4514Y). Geekbench 6 single-core — the metric most relevant to gaming — records 1,713 vs 2,100, a 20.3% lead for the Xeon Silver 4514Y that directly translates to higher frame rates. Multi-core Geekbench: 10,983 vs 14,000 (24.2% advantage for the Xeon Silver 4514Y). L3 cache: 64 MB on the Ryzen 9 3900 vs 30 MB (total) on the Xeon Silver 4514Y.
| Feature | Ryzen 9 3900 | Xeon Silver 4514Y |
|---|---|---|
| Cores / Threads | 12 / 24 | 16 / 32+33% |
| Boost Clock | 4.3 GHz+26% | 3.4 GHz |
| Base Clock | 3.1 GHz+55% | 2 GHz |
| L3 Cache | 64 MB+113% | 30 MB (total) |
| L2 Cache | 512 kB (per core) | 2 MB (per core)+300% |
| Process | 7 nm, 12 nm | Intel 7 nm |
| Architecture | Matisse (Zen 2) (2019−2020) | Emerald Rapids (2023) |
| PassMark | 30,588 | 30,621 |
| Cinebench R23 Multi | 17,700 | 22,000+24% |
| Geekbench 6 Single | 1,713 | 2,100+23% |
| Geekbench 6 Multi | 10,983 | 14,000+27% |
Memory & Platform
The Ryzen 9 3900 uses the AM4 socket (PCIe 4.0), while the Xeon Silver 4514Y uses LGA4677 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 3900 versus DDR5-4400 on the Xeon Silver 4514Y — the Xeon Silver 4514Y supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Silver 4514Y supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 3900) vs 8 (Xeon Silver 4514Y). PCIe lanes: 24 (Ryzen 9 3900) vs 80 (Xeon Silver 4514Y) — the Xeon Silver 4514Y offers 56 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,X470,B450 (Ryzen 9 3900) and C741 (Xeon Silver 4514Y).
| Feature | Ryzen 9 3900 | Xeon Silver 4514Y |
|---|---|---|
| Socket | AM4 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | DDR5-4400+25% |
| Max RAM Capacity | 128 GB | 4096 GB+3100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 24 | 80+233% |
Advanced Features
Only the Ryzen 9 3900 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Silver 4514Y supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 3900) vs VT-x, VT-d, EPT (Xeon Silver 4514Y). Primary use case: Ryzen 9 3900 targets Workstation Desktop (low power), Xeon Silver 4514Y targets Mainstream Server / Virtualization. Direct competitor: Ryzen 9 3900 rivals Core i9-9900; Xeon Silver 4514Y rivals EPYC 8212.
| Feature | Ryzen 9 3900 | Xeon Silver 4514Y |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | AMD-V | VT-x, VT-d, EPT |
| Target Use | Workstation Desktop (low power) | Mainstream Server / Virtualization |
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