Xeon Gold 6143 vs Ryzen 7 7800X3D
Xeon Gold 6143
Popular choices:
Ryzen 7 7800X3D
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 6143
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($342) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Legacy / 14 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+23%) |
| Upfront Cost | ✅ More affordable ($342) | ⚠️ Higher cost ($384) |
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 6143 and Ryzen 7 7800X3D
Xeon Gold 6143
The Xeon Gold 6143 is manufactured by Intel. It was released in 2015-01-01. It features 16 cores and 32 threads. Base frequency is 2.8 GHz, with boost up to 4 GHz. L3 cache: 22 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2666. Passmark benchmark score: 24,786 points. Launch price was $800.
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
The Xeon Gold 6143 packs 16 cores / 32 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Xeon Gold 6143 has 8 more cores. Boost clocks reach 4 GHz on the Xeon Gold 6143 versus 5 GHz on the Ryzen 7 7800X3D — a 22.2% clock advantage for the Ryzen 7 7800X3D (base: 2.8 GHz vs 4.4 GHz). The Ryzen 7 7800X3D is built on the Raphael (Zen4) (2022−2023) architecture. In PassMark, the Xeon Gold 6143 scores 24,786 against the Ryzen 7 7800X3D's 34,293 — a 32.2% lead for the Ryzen 7 7800X3D. L3 cache: 22 MB on the Xeon Gold 6143 vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 16 / 32+100% | 8 / 16 |
| Boost Clock | 4 GHz | 5 GHz+25% |
| Base Clock | 2.8 GHz | 4.4 GHz+57% |
| L3 Cache | 22 MB | 96 MB (total)+336% |
| L2 Cache | — | 1 MB (per core) |
| Process | 14 nm | 5 nm-64% |
| Architecture | — | Raphael (Zen4) (2022−2023) |
| PassMark | 24,786 | 34,293+38% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 2,700 |
| Geekbench 6 Multi | — | 15,000 |
Memory & Platform
The Xeon Gold 6143 uses the LGA3647 socket (PCIe 3.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| Socket | LGA3647 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | — | DDR5-5200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 28 |
Advanced Features
Virtualization: not specified (Xeon Gold 6143) / AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Xeon Gold 6143 requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | AMD Radeon Graphics (2-core) |
| Unlocked | — | Yes |
| AVX-512 | — | Yes |
| Virtualization | — | AMD-V |
| Target Use | — | Gaming |
Value Analysis
The Xeon Gold 6143 launched at $342 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($342 vs $384), the Xeon Gold 6143 is $42 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6143 delivers 72.5 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 20.8% better value option.
| Feature | Xeon Gold 6143 | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $342-24% | $449 |
| Avg Price (30d) | $342-11% | $384 |
| Performance per Dollar | 72.5 | 89.3+23% |
| Release Date | 2017 | 2023 |
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