Core i5-1345U vs Core i3-12300
Core i5-1345U
Core i3-12300
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 i5-1345U
Performance Per Dollar Core i3-12300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-1345U | Core i3-12300 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($143) |
| Longevity | ✨ Modern (Raptor Lake-U (2023) / Intel 7 nm) | ✨ Modern (Alder Lake-S (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i5-1345U | Core i3-12300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($143) |
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 i5-1345U and Core i3-12300
Core i5-1345U
The Core i5-1345U is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.6 GHz, with boost up to 4.7 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 14,226 points. Launch price was $309.
Core i3-12300
The Core i3-12300 is manufactured by Intel. It was released in Janeiro 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 4.4 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 60 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 14,384 points. Launch price was $149.
Processing Power
The Core i5-1345U packs 10 cores / 12 threads, while the Core i3-12300 offers 4 cores / 8 threads — the Core i5-1345U has 6 more cores. Boost clocks reach 4.7 GHz on the Core i5-1345U versus 4.4 GHz on the Core i3-12300 — a 6.6% clock advantage for the Core i5-1345U (base: 1.6 GHz vs 3.5 GHz). The Core i5-1345U uses the Raptor Lake-U (2023) architecture (Intel 7 nm), while the Core i3-12300 uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core i5-1345U scores 14,226 against the Core i3-12300's 14,384 — a 1.1% lead for the Core i3-12300. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core i5-1345U | Core i3-12300 |
|---|---|---|
| Cores / Threads | 10 / 12+150% | 4 / 8 |
| Boost Clock | 4.7 GHz+7% | 4.4 GHz |
| Base Clock | 1.6 GHz | 3.5 GHz+119% |
| L3 Cache | 12 MB (total) | 12 MB (total) |
| L2 Cache | 1.25 MB (per core) | 1.25 MB (per core) |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | Raptor Lake-U (2023) | Alder Lake-S (2022) |
| PassMark | 14,226 | 14,384+1% |
Memory & Platform
The Core i5-1345U uses the FCBGA1744 socket (PCIe 5.0), while the Core i3-12300 uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i5-1345U | Core i3-12300 |
|---|---|---|
| Socket | FCBGA1744 | LGA1700 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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