Ryzen 3 7440U vs Core i7-1255U
Ryzen 3 7440U
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
Performance Per Dollar Core i7-1255U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 3 7440U | Core i7-1255U |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Phoenix-U (Zen 4 + Zen 4c) (2023) / 4 nm) | ✨ Modern (Alder Lake-U (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 3 7440U | Core i7-1255U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 7440U and Core i7-1255U
Ryzen 3 7440U
The Ryzen 3 7440U is manufactured by AMD. It was released in 3 May 2023 (2 years ago). It is based on the Phoenix-U (Zen 4 + Zen 4c) (2023) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 8 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 13,100 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 7440U 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 4.7 GHz on the Ryzen 3 7440U versus 4.7 GHz on the Core i7-1255U — identical boost frequencies (base: 3 GHz vs 1.7 GHz). The Ryzen 3 7440U uses the Phoenix-U (Zen 4 + Zen 4c) (2023) architecture (4 nm), while the Core i7-1255U uses Alder Lake-U (2022) (Intel 7 nm). In PassMark, the Ryzen 3 7440U scores 13,100 against the Core i7-1255U's 13,128 — a 0.2% lead for the Core i7-1255U. L3 cache: 8 MB (total) on the Ryzen 3 7440U vs 12 MB (total) on the Core i7-1255U.
| Feature | Ryzen 3 7440U | Core i7-1255U |
|---|---|---|
| Cores / Threads | 4 / 8 | 10 / 12+150% |
| Boost Clock | 4.7 GHz | 4.7 GHz |
| Base Clock | 3 GHz+76% | 1.7 GHz |
| L3 Cache | 8 MB (total) | 12 MB (total)+50% |
| L2 Cache | 1 MB (per core) | 1.25 MB (per core)+25% |
| Process | 4 nm-43% | Intel 7 nm |
| Architecture | Phoenix-U (Zen 4 + Zen 4c) (2023) | Alder Lake-U (2022) |
| PassMark | 13,100 | 13,128 |
| Geekbench 6 Single | — | 1,809 |
Memory & Platform
The Ryzen 3 7440U uses the FP7 socket (PCIe 4.0), while the Core i7-1255U uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 3 7440U | Core i7-1255U |
|---|---|---|
| Socket | FP7 | 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 7440U) / VT-x, VT-d, EPT (Core i7-1255U). The Core i7-1255U includes integrated graphics (Iris Xe Graphics 96EU), while the Ryzen 3 7440U 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 7440U | 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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