Core Ultra 9 285 vs Xeon Gold 6423N
Core Ultra 9 285
Xeon Gold 6423N
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 Core Ultra 9 285
Performance Per Dollar Xeon Gold 6423N
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($550) | ⚠️ Higher cost ($2,161) |
| Longevity | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) | ✨ Modern (Legacy / Intel 7 nm) |
💎 Value Proposition
| Insight | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+293%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($550) | ⚠️ Higher cost ($2,161) |
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 Core Ultra 9 285 and Xeon Gold 6423N
Core Ultra 9 285
The Core Ultra 9 285 is manufactured by Intel. It was released in Janeiro 2025 (recentemente). It is based on the Arrow Lake-S (2024−2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.5 GHz, with boost up to 5.5 GHz. L3 cache: 36 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 65 Watt. Memory support: DDR5-6400. Passmark benchmark score: 57,442 points. Launch price was $579.
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.
Processing Power
The Core Ultra 9 285 packs 24 cores / 24 threads, while the Xeon Gold 6423N offers 28 cores / 56 threads — the Xeon Gold 6423N has 4 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 9 285 versus 3.6 GHz on the Xeon Gold 6423N — a 41.8% clock advantage for the Core Ultra 9 285 (base: 2.5 GHz vs 2 GHz). The Core Ultra 9 285 is built on the Arrow Lake-S (2024−2025) architecture. In PassMark, the Core Ultra 9 285 scores 57,442 against the Xeon Gold 6423N's 57,434 — a 0% lead for the Core Ultra 9 285. L3 cache: 36 MB (total) on the Core Ultra 9 285 vs 52.5 MB on the Xeon Gold 6423N.
| Feature | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| Cores / Threads | 24 / 24 | 28 / 56+17% |
| Boost Clock | 5.5 GHz+53% | 3.6 GHz |
| Base Clock | 2.5 GHz+25% | 2 GHz |
| L3 Cache | 36 MB (total) | 52.5 MB+46% |
| L2 Cache | 3 MB (per core) | — |
| Process | 3 nm-57% | Intel 7 nm |
| Architecture | Arrow Lake-S (2024−2025) | — |
| PassMark | 57,442 | 57,434 |
| Cinebench R23 Multi | 40,000 | — |
| Geekbench 6 Single | 3,000 | — |
| Geekbench 6 Multi | 20,000 | — |
Memory & Platform
The Core Ultra 9 285 uses the LGA1851 socket (PCIe 5.0), while the Xeon Gold 6423N uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 9 285 versus 4800 on the Xeon Gold 6423N — the Xeon Gold 6423N supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6423N supports up to 4096 of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 2 (Core Ultra 9 285) vs 8 (Xeon Gold 6423N). PCIe lanes: 24 (Core Ultra 9 285) vs 80 (Xeon Gold 6423N) — the Xeon Gold 6423N offers 56 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 800 Series (Core Ultra 9 285) and C741 (Xeon Gold 6423N).
| Feature | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| Socket | LGA1851 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6400 | 4800+95900% |
| Max RAM Capacity | 192 GB+4915100% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24 | 80+233% |
Advanced Features
Neither processor supports overclocking. Only the Xeon Gold 6423N supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Core Ultra 9 285) vs VT-x, VT-d (Xeon Gold 6423N). The Core Ultra 9 285 includes integrated graphics (Arc Graphics), while the Xeon Gold 6423N requires a dedicated GPU. Primary use case: Core Ultra 9 285 targets High-End Gaming. Direct competitor: Xeon Gold 6423N rivals EPYC 9354.
| Feature | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Arc Graphics | None |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | Yes | VT-x, VT-d |
| Target Use | High-End Gaming | — |
Value Analysis
The Core Ultra 9 285 launched at $589 MSRP, while the Xeon Gold 6423N debuted at $2161. At current prices ($550 vs $2161), the Core Ultra 9 285 is $1611 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 9 285 delivers 104.4 pts/$ vs 26.6 pts/$ for the Xeon Gold 6423N — making the Core Ultra 9 285 the 118.9% better value option.
| Feature | Core Ultra 9 285 | Xeon Gold 6423N |
|---|---|---|
| MSRP | $589-73% | $2161 |
| Avg Price (30d) | $550-75% | $2161 |
| Performance per Dollar | 104.4+292% | 26.6 |
| Release Date | 2025 | 2023 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core Ultra 9 285 and Xeon Gold 6423N
