Core i5-1245U vs Core i3-13100T
Core i5-1245U
Core i3-13100T
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 i5-1245U is positioned at rank #535 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 i5-1245U
Performance Per Dollar Core i3-13100T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-1245U | Core i3-13100T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($122) |
| Longevity | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i5-1245U | Core i3-13100T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($122) |
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 i5-1245U and Core i3-13100T
Core i5-1245U
The Core i5-1245U is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-U (2022) architecture. It features 10 cores and 12 threads. Base frequency is 1.6 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: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 12,964 points. Launch price was $149.
Core i3-13100T
The Core i3-13100T is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 4 cores and 8 threads. Base frequency is 2.5 GHz, with boost up to 4.2 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): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 12,798 points. Launch price was $134.
Processing Power
The Core i5-1245U packs 10 cores / 12 threads, while the Core i3-13100T offers 4 cores / 8 threads — the Core i5-1245U has 6 more cores. Boost clocks reach 4.4 GHz on the Core i5-1245U versus 4.2 GHz on the Core i3-13100T — a 4.7% clock advantage for the Core i5-1245U (base: 1.6 GHz vs 2.5 GHz). The Core i5-1245U uses the Alder Lake-U (2022) architecture (Intel 7 nm), while the Core i3-13100T uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Core i5-1245U scores 12,964 against the Core i3-13100T's 12,798 — a 1.3% lead for the Core i5-1245U. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core i5-1245U | Core i3-13100T |
|---|---|---|
| Cores / Threads | 10 / 12+150% | 4 / 8 |
| Boost Clock | 4.4 GHz+5% | 4.2 GHz |
| Base Clock | 1.6 GHz | 2.5 GHz+56% |
| 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 | Alder Lake-U (2022) | Raptor Lake-S (2023−2024) |
| PassMark | 12,964+1% | 12,798 |
| Geekbench 6 Single | 2,150 | — |
Memory & Platform
The Core i5-1245U uses the FCBGA1744 socket (PCIe 5.0), while the Core i3-13100T uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i5-1245U | Core i3-13100T |
|---|---|---|
| Socket | FCBGA1744 | LGA1700 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | LPDDR5-5200 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-1245U) / not specified (Core i3-13100T). The Core i5-1245U includes integrated graphics (Iris Xe Graphics 80EU), while the Core i3-13100T requires a dedicated GPU. Primary use case: Core i5-1245U targets Business Laptop. Direct competitor: Core i5-1245U rivals Ryzen 5 PRO 6650U.
| Feature | Core i5-1245U | Core i3-13100T |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Iris Xe Graphics 80EU | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Business Laptop | — |
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