Core i3-1115G4E vs Atom x7405C
Core i3-1115G4E
Atom x7405C
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 Core i3-1115G4E is positioned at rank 795 and the Atom x7405C is on rank 180, 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 Core i3-1115G4E
Performance Per Dollar Atom x7405C
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-1115G4E | Atom x7405C |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($47) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Tiger Lake-U (2020−2021) / 10 nm) | ✨ Modern (Amston Lake (2024−2025) / 10 nm) |
💎 Value Proposition
| Insight | Core i3-1115G4E | Atom x7405C |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($47) | ✅ 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 i3-1115G4E and Atom x7405C
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.
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.
Processing Power
The Core i3-1115G4E packs 2 cores / 4 threads, while the Atom x7405C offers 4 cores / 4 threads — the Atom x7405C has 2 more cores. Boost clocks reach 3.9 GHz on the Core i3-1115G4E versus 3.4 GHz on the Atom x7405C — a 13.7% clock advantage for the Core i3-1115G4E (base: 2.2 GHz vs 1.7 GHz). The Core i3-1115G4E uses the Tiger Lake-U (2020−2021) architecture (10 nm), while the Atom x7405C uses Amston Lake (2024−2025) (10 nm). In PassMark, the Core i3-1115G4E scores 5,231 against the Atom x7405C's 5,218 — a 0.2% lead for the Core i3-1115G4E. Both processors carry 6 MB (total) of L3 cache.
| Feature | Core i3-1115G4E | Atom x7405C |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 3.9 GHz+15% | 3.4 GHz |
| Base Clock | 2.2 GHz+29% | 1.7 GHz |
| L3 Cache | 6 MB (total) | 6 MB (total) |
| L2 Cache | 1.25 MB (per core) | 2 MB (total)+60% |
| Process | 10 nm | 10 nm |
| Architecture | Tiger Lake-U (2020−2021) | Amston Lake (2024−2025) |
| PassMark | 5,231 | 5,218 |
| Geekbench 6 Single | 1,506 | — |
Memory & Platform
The Core i3-1115G4E uses the FCBGA1449 socket (PCIe 4.0), while the Atom x7405C uses FCBGA1264 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Core i3-1115G4E versus DDR5-4800 on the Atom x7405C — 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: 2 (Core i3-1115G4E) vs 1 (Atom x7405C). PCIe lanes: 4 (Core i3-1115G4E) vs 9 (Atom x7405C) — the Atom x7405C offers 5 more lanes for additional GPUs or NVMe drives.
| Feature | Core i3-1115G4E | Atom x7405C |
|---|---|---|
| Socket | FCBGA1449 | FCBGA1264 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR4-3200 | DDR5-4800+25% |
| Max RAM Capacity | 64 GB+300% | 16 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 4 | 9+125% |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i3-1115G4E) / not specified (Atom x7405C). Both include integrated graphics — UHD Graphics for 11th Gen (48 EU) (Core i3-1115G4E) and Intel UHD Graphics (Atom x7405C) — 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 | Core i3-1115G4E | Atom x7405C |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics for 11th Gen (48 EU) | Intel UHD Graphics |
| Unlocked | No | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Embedded | — |
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