Xeon Gold 6423N vs Xeon Gold 6442Y
Xeon Gold 6423N
Xeon Gold 6442Y
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 6423N
Performance Per Dollar Xeon Gold 6442Y
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($2,161) | ⚠️ Higher cost ($2,878) |
| Longevity | ✨ Modern (Legacy / Intel 7 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+31%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($2,161) | ⚠️ Higher cost ($2,878) |
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 6423N and Xeon Gold 6442Y
Xeon Gold 6423N
The Xeon Gold 6423N is manufactured by Intel. It was released in 2023-07-01. It features 28 cores and 56 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 52.5 MB. Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 195 Watt. Memory support: DDR5-4400. Passmark benchmark score: 57,434 points. Launch price was $2,161.
Xeon Gold 6442Y
The Xeon Gold 6442Y 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 24 cores and 48 threads. Base frequency is 2.6 GHz, with boost up to 4 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 225 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 58,534 points. Launch price was $2,065.
Processing Power
The Xeon Gold 6423N packs 28 cores / 56 threads, while the Xeon Gold 6442Y offers 24 cores / 48 threads — the Xeon Gold 6423N has 4 more cores. Boost clocks reach 3.6 GHz on the Xeon Gold 6423N versus 4 GHz on the Xeon Gold 6442Y — a 10.5% clock advantage for the Xeon Gold 6442Y (base: 2 GHz vs 2.6 GHz). The Xeon Gold 6442Y is built on the Sapphire Rapids (2023−2024) architecture. In PassMark, the Xeon Gold 6423N scores 57,434 against the Xeon Gold 6442Y's 58,534 — a 1.9% lead for the Xeon Gold 6442Y. L3 cache: 52.5 MB on the Xeon Gold 6423N vs 60 MB on the Xeon Gold 6442Y.
| Feature | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| Cores / Threads | 28 / 56+17% | 24 / 48 |
| Boost Clock | 3.6 GHz | 4 GHz+11% |
| Base Clock | 2 GHz | 2.6 GHz+30% |
| L3 Cache | 52.5 MB | 60 MB+14% |
| L2 Cache | — | 2 MB (per core) |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | — | Sapphire Rapids (2023−2024) |
| PassMark | 57,434 | 58,534+2% |
Memory & Platform
Both processors use the LGA4677 socket with PCIe 5.0. Both support up to 4800 memory speed. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. Both provide 80 PCIe lanes. Chipset compatibility: C741 (Xeon Gold 6423N) and C741 (Xeon Gold 6442Y).
| Feature | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| Socket | LGA4677 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800 | 4800 |
| Max RAM Capacity | 4096 | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80 | 80 |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: Xeon Gold 6423N rivals EPYC 9354; Xeon Gold 6442Y rivals EPYC 9354.
| Feature | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon Gold 6423N launched at $2161 MSRP, while the Xeon Gold 6442Y debuted at $2878.
| Feature | Xeon Gold 6423N | Xeon Gold 6442Y |
|---|---|---|
| MSRP | $2161-25% | $2878 |
| Avg Price (30d) | $2161 | — |
| Release Date | 2023 | 2023 |
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