Core i3-13100T vs Core i5-1245U
Core i3-13100T
Core i5-1245U
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 i3-13100T
Performance Per Dollar Core i5-1245U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-13100T | Core i5-1245U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($122) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raptor Lake-S (2023−2024) / Intel 7 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i3-13100T | Core i5-1245U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($122) | ✅ More affordable ($0) |
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 i3-13100T and Core i5-1245U
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.
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.
Processing Power
The Core i3-13100T packs 4 cores / 8 threads, while the Core i5-1245U offers 10 cores / 12 threads — the Core i5-1245U has 6 more cores. Boost clocks reach 4.2 GHz on the Core i3-13100T versus 4.4 GHz on the Core i5-1245U — a 4.7% clock advantage for the Core i5-1245U (base: 2.5 GHz vs 1.6 GHz). The Core i3-13100T uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the Core i5-1245U uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Core i3-13100T scores 12,798 against the Core i5-1245U's 12,964 — a 1.3% lead for the Core i5-1245U. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core i3-13100T | Core i5-1245U |
|---|---|---|
| Cores / Threads | 4 / 8 | 10 / 12+150% |
| Boost Clock | 4.2 GHz | 4.4 GHz+5% |
| Base Clock | 2.5 GHz+56% | 1.6 GHz |
| 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-S (2023−2024) | Alder Lake-U (2022) |
| PassMark | 12,798 | 12,964+1% |
| Geekbench 6 Single | — | 2,150 |
Memory & Platform
The Core i3-13100T uses the LGA1700 socket (PCIe 5.0), while the Core i5-1245U uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i3-13100T | Core i5-1245U |
|---|---|---|
| Socket | LGA1700 | FCBGA1744 |
| 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: not specified (Core i3-13100T) / VT-x, VT-d, EPT (Core i5-1245U). 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 i3-13100T | Core i5-1245U |
|---|---|---|
| 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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