Core Ultra 9 285HX vs Core i5-12400F
Core Ultra 9 285HX
Core i5-12400F
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 285HX
Performance Per Dollar Core i5-12400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 9 285HX | Core i5-12400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($110) |
| Longevity | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core Ultra 9 285HX | Core i5-12400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($110) |
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 285HX and Core i5-12400F
Core Ultra 9 285HX
The Core Ultra 9 285HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-S (2024−2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.8 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: FCBGA2114. Thermal design power (TDP): 55 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,732 points. Launch price was $650.
Core i5-12400F
The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.
Processing Power
The Core Ultra 9 285HX packs 24 cores / 24 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core Ultra 9 285HX has 18 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 9 285HX versus 4.4 GHz on the Core i5-12400F — a 22.2% clock advantage for the Core Ultra 9 285HX (base: 2.8 GHz vs 2.5 GHz). The Core Ultra 9 285HX uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core Ultra 9 285HX scores 58,732 against the Core i5-12400F's 19,532 — a 100.2% lead for the Core Ultra 9 285HX. Geekbench 6 single-core — the metric most relevant to gaming — records 3,106 vs 1,700, a 58.5% lead for the Core Ultra 9 285HX that directly translates to higher frame rates. Multi-core Geekbench: 22,200 vs 657 (188.5% advantage for the Core Ultra 9 285HX). L3 cache: 36 MB (total) on the Core Ultra 9 285HX vs 18 MB (total) on the Core i5-12400F.
| Feature | Core Ultra 9 285HX | Core i5-12400F |
|---|---|---|
| Cores / Threads | 24 / 24+300% | 6 / 12 |
| Boost Clock | 5.5 GHz+25% | 4.4 GHz |
| Base Clock | 2.8 GHz+12% | 2.5 GHz |
| L3 Cache | 36 MB (total)+100% | 18 MB (total) |
| L2 Cache | 3 MB (per core)+140% | 1.25 MB (per core) |
| Process | 3 nm-57% | Intel 7 nm |
| Architecture | Arrow Lake-S (2024−2025) | Alder Lake-S (2022) |
| PassMark | 58,732+201% | 19,532 |
| Cinebench R23 Multi | — | 12,380 |
| Geekbench 6 Single | 3,106+83% | 1,700 |
| Geekbench 6 Multi | 22,200+3279% | 657 |
Memory & Platform
The Core Ultra 9 285HX uses the FCBGA2114 socket (PCIe 5.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR5-6400 memory speed. The Core Ultra 9 285HX supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Core Ultra 9 285HX) vs 20 (Core i5-12400F) — the Core Ultra 9 285HX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel HM870 (Core Ultra 9 285HX) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Core Ultra 9 285HX | Core i5-12400F |
|---|---|---|
| Socket | FCBGA2114 | LGA1700 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-6400 | DDR5-4800, DDR4-3200 |
| Max RAM Capacity | 192 GB+50% | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 24+20% | 20 |
Advanced Features
Virtualization support: true (Core Ultra 9 285HX) vs VT-x, VT-d, EPT (Core i5-12400F). The Core Ultra 9 285HX includes integrated graphics (Intel Arc Graphics), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core Ultra 9 285HX rivals Ryzen 9 7945HX3D; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Core Ultra 9 285HX | Core i5-12400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel Arc Graphics | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | true | VT-x, VT-d, EPT |
| Target Use | — | Gaming Performance/Value |
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