Ryzen 3 5300G vs Core i7-1255U
Ryzen 3 5300G
Core i7-1255U
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 Ryzen 3 5300G
Performance Per Dollar Core i7-1255U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 3 5300G | Core i7-1255U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($80) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Cezanne (2021−2025) / 7 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 3 5300G | Core i7-1255U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($80) | ✅ 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 Ryzen 3 5300G and Core i7-1255U
Ryzen 3 5300G
The Ryzen 3 5300G is manufactured by AMD. It was released in 13 April 2021 (4 years ago). It is based on the Cezanne (2021−2025) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB. L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 13,050 points. Launch price was $149.
Core i7-1255U
The Core i7-1255U 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 1.7 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: DDR4, DDR5. Passmark benchmark score: 13,128 points. Launch price was $149.
Processing Power
The Ryzen 3 5300G packs 4 cores / 8 threads, while the Core i7-1255U offers 10 cores / 12 threads — the Core i7-1255U has 6 more cores. Boost clocks reach 4.2 GHz on the Ryzen 3 5300G versus 4.7 GHz on the Core i7-1255U — a 11.2% clock advantage for the Core i7-1255U (base: 4 GHz vs 1.7 GHz). The Ryzen 3 5300G uses the Cezanne (2021−2025) architecture (7 nm), while the Core i7-1255U uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Ryzen 3 5300G scores 13,050 against the Core i7-1255U's 13,128 — a 0.6% lead for the Core i7-1255U. L3 cache: 8 MB on the Ryzen 3 5300G vs 12 MB (total) on the Core i7-1255U.
| Feature | Ryzen 3 5300G | Core i7-1255U |
|---|---|---|
| Cores / Threads | 4 / 8 | 10 / 12+150% |
| Boost Clock | 4.2 GHz | 4.7 GHz+12% |
| Base Clock | 4 GHz+135% | 1.7 GHz |
| L3 Cache | 8 MB | 12 MB (total)+50% |
| L2 Cache | 512K (per core) | 1.25 MB (per core)+150% |
| Process | 7 nm | Intel 7 nm |
| Architecture | Cezanne (2021−2025) | Alder Lake-U (2022) |
| PassMark | 13,050 | 13,128 |
| Geekbench 6 Single | — | 1,809 |
Memory & Platform
The Ryzen 3 5300G uses the AM4 socket (PCIe 4.0), while the Core i7-1255U uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 3 5300G | Core i7-1255U |
|---|---|---|
| Socket | AM4 | FCBGA1744 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | — | DDR5-4800 |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 20 |
Advanced Features
Virtualization: not specified (Ryzen 3 5300G) / VT-x, VT-d, EPT (Core i7-1255U). The Core i7-1255U includes integrated graphics (Iris Xe Graphics 96EU), while the Ryzen 3 5300G requires a dedicated GPU. Primary use case: Core i7-1255U targets Mainstream Laptop. Direct competitor: Core i7-1255U rivals Ryzen 7 6800U.
| Feature | Ryzen 3 5300G | Core i7-1255U |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Iris Xe Graphics 96EU |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Mainstream Laptop |
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