Core i5-12400F vs Core Ultra 5 245KF
Core i5-12400F
Core Ultra 5 245KF
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 i5-12400F
Performance Per Dollar Core Ultra 5 245KF
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($110) | ⚠️ Higher cost ($189) |
| Longevity | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) |
💎 Value Proposition
| Insight | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+29%) |
| Upfront Cost | ✅ More affordable ($110) | ⚠️ Higher cost ($189) |
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 i5-12400F and Core Ultra 5 245KF
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.
Core Ultra 5 245KF
The Core Ultra 5 245KF is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 14 cores and 14 threads. Base frequency is 4.2 GHz, with boost up to 5.2 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 43,424 points. Launch price was $294.
Processing Power
The Core i5-12400F packs 6 cores / 12 threads, while the Core Ultra 5 245KF offers 14 cores / 14 threads — the Core Ultra 5 245KF has 8 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 5.2 GHz on the Core Ultra 5 245KF — a 16.7% clock advantage for the Core Ultra 5 245KF (base: 2.5 GHz vs 4.2 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Core Ultra 5 245KF uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the Core i5-12400F scores 19,532 against the Core Ultra 5 245KF's 43,424 — a 75.9% lead for the Core Ultra 5 245KF. L3 cache: 18 MB (total) on the Core i5-12400F vs 24 MB (total) on the Core Ultra 5 245KF.
| Feature | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| Cores / Threads | 6 / 12 | 14 / 14+133% |
| Boost Clock | 4.4 GHz | 5.2 GHz+18% |
| Base Clock | 2.5 GHz | 4.2 GHz+68% |
| L3 Cache | 18 MB (total) | 24 MB (total)+33% |
| L2 Cache | 1.25 MB (per core) | 3 MB (per core)+140% |
| Process | Intel 7 nm | 3 nm-57% |
| Architecture | Alder Lake-S (2022) | Arrow Lake-S (2024−2025) |
| PassMark | 19,532 | 43,424+122% |
| Cinebench R23 Multi | 12,380 | — |
| Geekbench 6 Single | 1,700 | — |
| Geekbench 6 Multi | 657 | — |
Memory & Platform
The Core i5-12400F uses the LGA1700 socket (PCIe 3.0), while the Core Ultra 5 245KF uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus 6400 on the Core Ultra 5 245KF — the Core Ultra 5 245KF supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 5 245KF supports up to 192 of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and Z890,B860 (Core Ultra 5 245KF).
| Feature | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| Socket | LGA1700 | LGA1851 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR5-4800, DDR4-3200 | 6400+127900% |
| Max RAM Capacity | 128 GB+69904967% | 192 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 20 |
Advanced Features
Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs VT-x, VT-d (Core Ultra 5 245KF). The Core Ultra 5 245KF includes integrated graphics (Intel Graphics (4 Xe-cores)), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; Core Ultra 5 245KF rivals Ryzen 5 9600X.
| Feature | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel Graphics (4 Xe-cores) |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d |
| Target Use | Gaming Performance/Value | — |
Value Analysis
The Core i5-12400F launched at $174 MSRP, while the Core Ultra 5 245KF debuted at $294. At current prices ($110 vs $189), the Core i5-12400F is $79 cheaper. In terms of value (PassMark points per dollar), the Core i5-12400F delivers 177.6 pts/$ vs 229.8 pts/$ for the Core Ultra 5 245KF — making the Core Ultra 5 245KF the 25.6% better value option.
| Feature | Core i5-12400F | Core Ultra 5 245KF |
|---|---|---|
| MSRP | $174-41% | $294 |
| Avg Price (30d) | $110-42% | $189 |
| Performance per Dollar | 177.6 | 229.8+29% |
| Release Date | 2022 | 2024 |
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