
Core i3-10305T

U300
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 i3-10305T
Performance Per Dollar U300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-10305T | U300 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($143) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Comet Lake-R (2021) / 14 nm) | ✨ Modern (Legacy / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i3-10305T | U300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($143) | ✅ 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 i3-10305T and U300

Core i3-10305T
The Core i3-10305T is manufactured by Intel. It was released in 16 March 2021 (4 years ago). It is based on the Comet Lake-R (2021) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 4 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 8,512 points. Launch price was $143.

U300
The U300 is manufactured by Intel. It was released in 1 January 2023 (2 years ago). It features 5 cores and 6 threads. Max frequency: 4.4 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 55 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 8,492 points. Launch price was $149.
Processing Power
The Core i3-10305T packs 4 cores / 8 threads, while the U300 offers 5 cores / 6 threads — the U300 has 1 more core. Boost clocks reach 4 GHz on the Core i3-10305T versus 4.4 GHz on the U300 — a 9.5% clock advantage for the U300. The Core i3-10305T is built on the Comet Lake-R (2021) architecture. In PassMark, the Core i3-10305T scores 8,512 against the U300's 8,492 — a 0.2% lead for the Core i3-10305T. L3 cache: 8 MB (total) on the Core i3-10305T vs 8 MB Intel® Smart Cache on the U300.
| Feature | Core i3-10305T | U300 |
|---|---|---|
| Cores / Threads | 4 / 8 | 5 / 6+25% |
| Boost Clock | 4 GHz | 4.4 GHz+10% |
| Base Clock | 3 GHz | — |
| L3 Cache | 8 MB (total) | 8 MB Intel® Smart Cache |
| L2 Cache | 256 kB (per core) | — |
| Process | 14 nm | Intel 7 nm-50% |
| Architecture | Comet Lake-R (2021) | — |
| PassMark | 8,512 | 8,492 |
Memory & Platform
The Core i3-10305T uses the LGA1200 socket (PCIe 3.0), while the U300 uses FCBGA1744 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i3-10305T | U300 |
|---|---|---|
| Socket | LGA1200 | FCBGA1744 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
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