CPU
GPU
Xeon Gold 6423N
Xeon W-3365
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 W-3365
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($2,161) | ⚠️ Higher cost ($3,499) |
| Longevity | ✨ Modern (Legacy / Intel 7 nm) | ✨ Modern (Ice Lake-W (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+62%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($2,161) | ⚠️ Higher cost ($3,499) |
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 W-3365
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 W-3365
The Xeon W-3365 is manufactured by Intel. It was released in 2021-07-29. It is based on the Ice Lake-W (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.7 GHz, with boost up to 4 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 270 Watt. Memory support: DDR4-3200. Passmark benchmark score: 57,312 points. Launch price was $3,499.
Processing Power
The Xeon Gold 6423N packs 28 cores / 56 threads, while the Xeon W-3365 offers 32 cores / 64 threads — the Xeon W-3365 has 4 more cores. Boost clocks reach 3.6 GHz on the Xeon Gold 6423N versus 4 GHz on the Xeon W-3365 — a 10.5% clock advantage for the Xeon W-3365 (base: 2 GHz vs 2.7 GHz). The Xeon W-3365 is built on the Ice Lake-W (2021) architecture. In PassMark, the Xeon Gold 6423N scores 57,434 against the Xeon W-3365's 57,312 — a 0.2% lead for the Xeon Gold 6423N. L3 cache: 52.5 MB on the Xeon Gold 6423N vs 48 MB (total) on the Xeon W-3365.
| Feature | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| Cores / Threads | 28 / 56 | 32 / 64+14% |
| Boost Clock | 3.6 GHz | 4 GHz+11% |
| Base Clock | 2 GHz | 2.7 GHz+35% |
| L3 Cache | 52.5 MB+9% | 48 MB (total) |
| L2 Cache | — | 1 MB (per core) |
| Process | Intel 7 nm-30% | 10 nm |
| Architecture | — | Ice Lake-W (2021) |
| PassMark | 57,434 | 57,312 |
| Geekbench 6 Single | — | 1,960 |
| Geekbench 6 Multi | — | 16,817 |
Memory & Platform
The Xeon Gold 6423N uses the LGA4677 socket (PCIe 5.0), while the Xeon W-3365 uses LGA4189 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Xeon Gold 6423N versus DDR4-3200 on the Xeon W-3365 — the Xeon Gold 6423N supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 80 (Xeon Gold 6423N) vs 64 (Xeon W-3365) — the Xeon Gold 6423N offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6423N) and Intel C621A (Xeon W-3365).
| Feature | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| Socket | LGA4677 | LGA4189 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 4800+119900% | DDR4-3200 |
| Max RAM Capacity | 4096 | 4096 GB+104857500% |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 80+25% | 64 |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon Gold 6423N) vs true (Xeon W-3365). Direct competitor: Xeon Gold 6423N rivals EPYC 9354; Xeon W-3365 rivals EPYC 7543.
| Feature | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | true |
Value Analysis
The Xeon Gold 6423N launched at $2161 MSRP, while the Xeon W-3365 debuted at $3499. At current prices ($2161 vs $3499), the Xeon Gold 6423N is $1338 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6423N delivers 26.6 pts/$ vs 16.4 pts/$ for the Xeon W-3365 — making the Xeon Gold 6423N the 47.5% better value option.
| Feature | Xeon Gold 6423N | Xeon W-3365 |
|---|---|---|
| MSRP | $2161-38% | $3499 |
| Avg Price (30d) | $2161-38% | $3499 |
| Performance per Dollar | 26.6+62% | 16.4 |
| Release Date | 2023 | 2021 |
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