Xeon Gold 6143 vs Xeon Gold 5415+
Xeon Gold 6143
Xeon Gold 5415+
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 Xeon Gold 5415+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6143 | Xeon Gold 5415+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($342) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Legacy / 14 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / 10 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6143 | Xeon Gold 5415+ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($342) | ✅ 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 Xeon Gold 6143 and Xeon Gold 5415+
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.
Xeon Gold 5415+
The Xeon Gold 5415+ is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 2.9 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB. L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 150 Watt. Memory support: DDR5-4400. Passmark benchmark score: 24,842 points. Launch price was $1,076.
Processing Power
The Xeon Gold 6143 packs 16 cores / 32 threads, while the Xeon Gold 5415+ offers 8 cores / 16 threads — the Xeon Gold 6143 has 8 more cores. Boost clocks reach 4 GHz on the Xeon Gold 6143 versus 4.1 GHz on the Xeon Gold 5415+ — a 2.5% clock advantage for the Xeon Gold 5415+ (base: 2.8 GHz vs 2.9 GHz). The Xeon Gold 5415+ is built on the Sapphire Rapids (2023−2024) architecture. In PassMark, the Xeon Gold 6143 scores 24,786 against the Xeon Gold 5415+'s 24,842 — a 0.2% lead for the Xeon Gold 5415+. L3 cache: 22 MB on the Xeon Gold 6143 vs 22.5 MB on the Xeon Gold 5415+.
| Feature | Xeon Gold 6143 | Xeon Gold 5415+ |
|---|---|---|
| Cores / Threads | 16 / 32+100% | 8 / 16 |
| Boost Clock | 4 GHz | 4.1 GHz+2% |
| Base Clock | 2.8 GHz | 2.9 GHz+4% |
| L3 Cache | 22 MB | 22.5 MB+2% |
| L2 Cache | — | 2 MB (per core) |
| Process | 14 nm | 10 nm-29% |
| Architecture | — | Sapphire Rapids (2023−2024) |
| PassMark | 24,786 | 24,842 |
Memory & Platform
The Xeon Gold 6143 uses the LGA3647 socket (PCIe 3.0), while the Xeon Gold 5415+ uses LGA4677 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Xeon Gold 6143 | Xeon Gold 5415+ |
|---|---|---|
| Socket | LGA3647 | LGA4677 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
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