Core i7-3630QM vs Atom x7405C
Core i7-3630QM
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 i7-3630QM is positioned at rank 1007 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 i7-3630QM
Performance Per Dollar Atom x7405C
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-3630QM | Atom x7405C |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($378) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) | ✨ Modern (Amston Lake (2024−2025) / 10 nm) |
💎 Value Proposition
| Insight | Core i7-3630QM | Atom x7405C |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($378) | ✅ 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 i7-3630QM and Atom x7405C
Core i7-3630QM
The Core i7-3630QM is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 5,136 points. Launch price was $284.
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 i7-3630QM packs 4 cores / 8 threads, matching the Atom x7405C's 4 cores. Boost clocks reach 3.4 GHz on the Core i7-3630QM versus 3.4 GHz on the Atom x7405C — identical boost frequencies (base: 2.4 GHz vs 1.7 GHz). The Core i7-3630QM uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Atom x7405C uses Amston Lake (2024−2025) (10 nm). In PassMark, the Core i7-3630QM scores 5,136 against the Atom x7405C's 5,218 — a 1.6% lead for the Atom x7405C. Both processors carry 6 MB (total) of L3 cache.
| Feature | Core i7-3630QM | Atom x7405C |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.4 GHz | 3.4 GHz |
| Base Clock | 2.4 GHz+41% | 1.7 GHz |
| L3 Cache | 6 MB (total) | 6 MB (total) |
| L2 Cache | 256K (per core) | 2 MB (total)+700% |
| Process | 22 nm | 10 nm-55% |
| Architecture | Ivy Bridge (2012−2013) | Amston Lake (2024−2025) |
| PassMark | 5,136 | 5,218+2% |
| Geekbench 6 Single | 600 | — |
| Geekbench 6 Multi | 2,000 | — |
Memory & Platform
The Core i7-3630QM uses the PGA988 socket (PCIe 3.0), while the Atom x7405C uses FCBGA1264 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Core i7-3630QM versus DDR5-4800 on the Atom x7405C — the Atom x7405C supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-3630QM supports up to 32 GB of RAM compared to 16 GB — 66.7% more capacity for professional workloads. Memory channels: 2 (Core i7-3630QM) vs 1 (Atom x7405C). PCIe lanes: 16 (Core i7-3630QM) vs 9 (Atom x7405C) — the Core i7-3630QM offers 7 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM76,HM77,QM77 (Core i7-3630QM) and Intel BGA1264 (Atom x7405C).
| Feature | Core i7-3630QM | Atom x7405C |
|---|---|---|
| Socket | PGA988 | FCBGA1264 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR3-1600 | DDR5-4800+67% |
| Max RAM Capacity | 32 GB+100% | 16 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16+78% | 9 |
Advanced Features
Virtualization: VT-x (Core i7-3630QM) / not specified (Atom x7405C). Both include integrated graphics — Intel HD Graphics 4000 (Core i7-3630QM) and Intel UHD Graphics (Atom x7405C) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-3630QM targets Mainstream Laptop. Direct competitor: Core i7-3630QM rivals AMD A10-5750M.
| Feature | Core i7-3630QM | Atom x7405C |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics 4000 | Intel UHD Graphics |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Mainstream Laptop | — |
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