Core i5-10400T vs Core i5-12400F
Core i5-10400T
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 i5-10400T
Performance Per Dollar Core i5-12400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-10400T | Core i5-12400F |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($100) | ⚠️ Higher cost ($110) |
| Longevity | ✨ Modern (Legacy / 14 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i5-10400T | Core i5-12400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+81%) |
| Upfront Cost | ✅ More affordable ($100) | ⚠️ 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 i5-10400T and Core i5-12400F
Core i5-10400T
The Core i5-10400T is manufactured by Intel. It was released in 1 April 2020 (5 years ago). It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 12 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 9,789 points. Launch price was $149.
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
Both the Core i5-10400T and Core i5-12400F share an identical 6-core/12-thread configuration. Boost clocks reach 3.6 GHz on the Core i5-10400T versus 4.4 GHz on the Core i5-12400F — a 20% clock advantage for the Core i5-12400F (base: 2 GHz vs 2.5 GHz). The Core i5-12400F is built on the Alder Lake-S (2022) architecture. In PassMark, the Core i5-10400T scores 9,789 against the Core i5-12400F's 19,532 — a 66.5% lead for the Core i5-12400F. Geekbench 6 single-core — the metric most relevant to gaming — records 1,272 vs 1,700, a 28.8% lead for the Core i5-12400F that directly translates to higher frame rates. L3 cache: 12 MB Intel® Smart Cache on the Core i5-10400T vs 18 MB (total) on the Core i5-12400F.
| Feature | Core i5-10400T | Core i5-12400F |
|---|---|---|
| Cores / Threads | 6 / 12 | 6 / 12 |
| Boost Clock | 3.6 GHz | 4.4 GHz+22% |
| Base Clock | 2 GHz | 2.5 GHz+25% |
| L3 Cache | 12 MB Intel® Smart Cache | 18 MB (total)+50% |
| L2 Cache | — | 1.25 MB (per core) |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | — | Alder Lake-S (2022) |
| PassMark | 9,789 | 19,532+100% |
| Cinebench R23 Multi | — | 12,380 |
| Geekbench 6 Single | 1,272 | 1,700+34% |
| Geekbench 6 Multi | — | 657 |
Memory & Platform
The Core i5-10400T uses the LGA1200 socket (PCIe 3.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400T versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-10400T) vs 20 (Core i5-12400F) — the Core i5-12400F offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400T) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).
| Feature | Core i5-10400T | Core i5-12400F |
|---|---|---|
| Socket | LGA1200 | LGA1700 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | DDR5-4800, DDR4-3200+25% |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Both support VT-x, VT-d, EPT virtualization. The Core i5-10400T includes integrated graphics (UHD Graphics 630), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-10400T targets Low Power Desktop, Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-10400T rivals Ryzen 5 3400GE; Core i5-12400F rivals Ryzen 5 5600.
| Feature | Core i5-10400T | Core i5-12400F |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d, EPT |
| Target Use | Low Power Desktop | Gaming Performance/Value |
Value Analysis
The Core i5-10400T launched at $182 MSRP, while the Core i5-12400F debuted at $174. At current prices ($100 vs $110), the Core i5-10400T is $10 cheaper. In terms of value (PassMark points per dollar), the Core i5-10400T delivers 97.9 pts/$ vs 177.6 pts/$ for the Core i5-12400F — making the Core i5-12400F the 57.8% better value option.
| Feature | Core i5-10400T | Core i5-12400F |
|---|---|---|
| MSRP | $182 | $174-4% |
| Avg Price (30d) | $100-9% | $110 |
| Performance per Dollar | 97.9 | 177.6+81% |
| Release Date | 2020 | 2022 |
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