Atom x7405C vs Core i3-1115G4E
Atom x7405C
Core i3-1115G4E
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. The Atom x7405C is positioned at rank 180 and the Core i3-1115G4E is on rank 795, so the Atom x7405C offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom x7405C
Performance Per Dollar Core i3-1115G4E
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x7405C | Core i3-1115G4E |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($47) |
| Longevity | ✨ Modern (Amston Lake (2024−2025) / 10 nm) | ✨ Modern (Tiger Lake-U (2020−2021) / 10 nm) |
💎 Value Proposition
| Insight | Atom x7405C | Core i3-1115G4E |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($47) |
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 Atom x7405C and Core i3-1115G4E
Atom x7405C
The Atom x7405C is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 4 cores and 4 threads. Base frequency is 1.7 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (total). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 12 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 5,218 points. Launch price was $57.
Core i3-1115G4E
The Core i3-1115G4E is manufactured by Intel. It was released in 2 September 2020 (5 years ago). It is based on the Tiger Lake-U (2020−2021) architecture. It features 2 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 3.9 GHz. L3 cache: 6 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1449. Thermal design power (TDP): 15 Watt. Memory support: DDR4, LPDDR4X. Passmark benchmark score: 5,231 points. Launch price was $285.
Processing Power
The Atom x7405C packs 4 cores / 4 threads, while the Core i3-1115G4E offers 2 cores / 4 threads — the Atom x7405C has 2 more cores. Boost clocks reach 3.4 GHz on the Atom x7405C versus 3.9 GHz on the Core i3-1115G4E — a 13.7% clock advantage for the Core i3-1115G4E (base: 1.7 GHz vs 2.2 GHz). The Atom x7405C uses the Amston Lake (2024−2025) architecture (10 nm), while the Core i3-1115G4E uses Tiger Lake-U (2020−2021) (10 nm). In PassMark, the Atom x7405C scores 5,218 against the Core i3-1115G4E's 5,231 — a 0.2% lead for the Core i3-1115G4E. Both processors carry 6 MB (total) of L3 cache.
| Feature | Atom x7405C | Core i3-1115G4E |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 3.4 GHz | 3.9 GHz+15% |
| Base Clock | 1.7 GHz | 2.2 GHz+29% |
| L3 Cache | 6 MB (total) | 6 MB (total) |
| L2 Cache | 2 MB (total)+60% | 1.25 MB (per core) |
| Process | 10 nm | 10 nm |
| Architecture | Amston Lake (2024−2025) | Tiger Lake-U (2020−2021) |
| PassMark | 5,218 | 5,231 |
| Geekbench 6 Single | — | 1,506 |
Memory & Platform
The Atom x7405C uses the FCBGA1264 socket (PCIe 4.0), while the Core i3-1115G4E uses FCBGA1449 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Atom x7405C versus DDR4-3200 on the Core i3-1115G4E — the Atom x7405C supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-1115G4E supports up to 64 GB of RAM compared to 16 GB — 120% more capacity for professional workloads. Memory channels: 1 (Atom x7405C) vs 2 (Core i3-1115G4E). PCIe lanes: 9 (Atom x7405C) vs 4 (Core i3-1115G4E) — the Atom x7405C offers 5 more lanes for additional GPUs or NVMe drives.
| Feature | Atom x7405C | Core i3-1115G4E |
|---|---|---|
| Socket | FCBGA1264 | FCBGA1449 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR5-4800+25% | DDR4-3200 |
| Max RAM Capacity | 16 GB | 64 GB+300% |
| RAM Channels | 1 | 2+100% |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 9+125% | 4 |
Advanced Features
Virtualization: not specified (Atom x7405C) / VT-x, VT-d, EPT (Core i3-1115G4E). Both include integrated graphics — Intel UHD Graphics (Atom x7405C) and UHD Graphics for 11th Gen (48 EU) (Core i3-1115G4E) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-1115G4E targets Embedded. Direct competitor: Core i3-1115G4E rivals Ryzen Embedded V2516.
| Feature | Atom x7405C | Core i3-1115G4E |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics | UHD Graphics for 11th Gen (48 EU) |
| Unlocked | — | No |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d, EPT |
| Target Use | — | Embedded |
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