Core i9-14900KS vs Core i5-10400F
Core i9-14900KS
Core i5-10400F
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 i9-14900KS
Performance Per Dollar Core i5-10400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($670) | ✅ More affordable ($102) |
| Longevity | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+41%) |
| Upfront Cost | ⚠️ Higher cost ($670) | ✅ More affordable ($102) |
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 i9-14900KS and Core i5-10400F
Core i9-14900KS
The Core i9-14900KS is manufactured by Intel. It was released in Marchar 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.9 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 150 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 60,531 points. Launch price was $689.
Core i5-10400F
The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The Core i9-14900KS packs 24 cores / 32 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core i9-14900KS has 18 more cores. Boost clocks reach 5.9 GHz on the Core i9-14900KS versus 4.3 GHz on the Core i5-10400F — a 31.4% clock advantage for the Core i9-14900KS (base: 3.2 GHz vs 2.9 GHz). The Core i9-14900KS uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core i9-14900KS scores 60,531 against the Core i5-10400F's 13,029 — a 129.2% lead for the Core i9-14900KS. L3 cache: 36 MB (total) on the Core i9-14900KS vs 12 MB (total) on the Core i5-10400F.
| Feature | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| Cores / Threads | 24 / 32+300% | 6 / 12 |
| Boost Clock | 5.9 GHz+37% | 4.3 GHz |
| Base Clock | 3.2 GHz+10% | 2.9 GHz |
| L3 Cache | 36 MB (total)+200% | 12 MB (total) |
| L2 Cache | 2 MB (per core)+700% | 256K (per core) |
| Process | Intel 7 nm-50% | 14 nm |
| Architecture | Raptor Lake-R (2023−2025) | Comet Lake (2020−2025) |
| PassMark | 60,531+365% | 13,029 |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | — | 1,454 |
| Geekbench 6 Multi | — | 5,783 |
Memory & Platform
The Core i9-14900KS uses the LGA1700 socket (PCIe 5.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-14900KS versus DDR4-2666 on the Core i5-10400F — the Core i9-14900KS supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-14900KS supports up to 192 of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-14900KS) vs 16 (Core i5-10400F) — the Core i9-14900KS offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,Z690 (Core i9-14900KS) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).
| Feature | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| Socket | LGA1700 | LGA1200 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 5600+139900% | DDR4-2666 |
| Max RAM Capacity | 192 | 128 GB+69904967% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 20+25% | 16 |
Advanced Features
Only the Core i9-14900KS has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support VT-x, VT-d virtualization. The Core i9-14900KS includes integrated graphics (Intel UHD Graphics 770), while the Core i5-10400F requires a dedicated GPU. Primary use case: Core i5-10400F targets Gaming. Direct competitor: Core i9-14900KS rivals Ryzen 9 7950X; Core i5-10400F rivals Ryzen 5 3600.
| Feature | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel UHD Graphics 770 | — |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | — | Gaming |
Value Analysis
The Core i9-14900KS launched at $749 MSRP, while the Core i5-10400F debuted at $160. At current prices ($670 vs $102), the Core i5-10400F is $568 cheaper. In terms of value (PassMark points per dollar), the Core i9-14900KS delivers 90.3 pts/$ vs 127.7 pts/$ for the Core i5-10400F — making the Core i5-10400F the 34.3% better value option.
| Feature | Core i9-14900KS | Core i5-10400F |
|---|---|---|
| MSRP | $749 | $160-79% |
| Avg Price (30d) | $670 | $102-85% |
| Performance per Dollar | 90.3 | 127.7+41% |
| Release Date | 2024 | 2020 |
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