Core i5-2500K vs Core i5-12400F
Core i5-2500K
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. The Core i5-2500K is positioned at rank #828 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 i5-2500K
Performance Per Dollar Core i5-12400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-2500K | Core i5-12400F |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($35) | ⚠️ Higher cost ($110) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i5-2500K | Core i5-12400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+50%) |
| Upfront Cost | ✅ More affordable ($35) | ⚠️ 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 i5-2500K and Core i5-12400F
Core i5-2500K
The Core i5-2500K is manufactured by Intel. It was released in 9 January 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 4,141 points. Launch price was $216.
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 i5-2500K packs 4 cores / 4 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 2 more cores. Boost clocks reach 3.7 GHz on the Core i5-2500K versus 4.4 GHz on the Core i5-12400F — a 17.3% clock advantage for the Core i5-12400F (base: 3.3 GHz vs 2.5 GHz). The Core i5-2500K uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core i5-2500K scores 4,141 against the Core i5-12400F's 19,532 — a 130% lead for the Core i5-12400F. Cinebench R23 multi-core: 3,200 vs 12,380 (117.8% advantage for the Core i5-12400F). Geekbench 6 single-core — the metric most relevant to gaming — records 684 vs 1,700, a 85.2% lead for the Core i5-12400F that directly translates to higher frame rates. Multi-core Geekbench: 2,032 vs 657 (102.3% advantage for the Core i5-2500K). L3 cache: 6 MB (total) on the Core i5-2500K vs 18 MB (total) on the Core i5-12400F.
| Feature | Core i5-2500K | Core i5-12400F |
|---|---|---|
| Cores / Threads | 4 / 4 | 6 / 12+50% |
| Boost Clock | 3.7 GHz | 4.4 GHz+19% |
| Base Clock | 3.3 GHz+32% | 2.5 GHz |
| L3 Cache | 6 MB (total) | 18 MB (total)+200% |
| L2 Cache | 256K (per core) | 1.25 MB (per core)+400% |
| Process | 32 nm | Intel 7 nm-78% |
| Architecture | Sandy Bridge (2011−2013) | Alder Lake-S (2022) |
| PassMark | 4,141 | 19,532+372% |
| Cinebench R23 Multi | 3,200 | 12,380+287% |
| Geekbench 6 Single | 684 | 1,700+149% |
| Geekbench 6 Multi | 2,032+209% | 657 |
Memory & Platform
The Core i5-2500K uses the LGA1155 socket (PCIe 2.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Core i5-2500K versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-12400F supports up to 128 GB of RAM compared to 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-2500K) vs 20 (Core i5-12400F) — the Core i5-12400F offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: P67,Z68,Z77 (Core i5-2500K) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Core i5-2500K | Core i5-12400F |
|---|---|---|
| Socket | LGA1155 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333 | DDR5-4800, DDR4-3200+67% |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Virtualization support: VT-x (Core i5-2500K) vs VT-x, VT-d, EPT (Core i5-12400F). The Core i5-2500K includes integrated graphics (HD Graphics 3000), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-2500K targets Gaming, Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-2500K rivals FX-6300; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Core i5-2500K | Core i5-12400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 3000 | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x | VT-x, VT-d, EPT |
| Target Use | Gaming | Gaming Performance/Value |
Value Analysis
The Core i5-2500K launched at $225 MSRP, while the Core i5-12400F debuted at $174. At current prices ($35 vs $110), the Core i5-2500K is $75 cheaper. In terms of value (PassMark points per dollar), the Core i5-2500K delivers 118.3 pts/$ vs 177.6 pts/$ for the Core i5-12400F — making the Core i5-12400F the 40% better value option.
| Feature | Core i5-2500K | Core i5-12400F |
|---|---|---|
| MSRP | $225 | $174-23% |
| Avg Price (30d) | $35-68% | $110 |
| Performance per Dollar | 118.3 | 177.6+50% |
| Release Date | 2011 | 2022 |
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