Atom C3758 vs Core i7-12700K
Atom C3758
Core i7-12700K
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. The Atom C3758 is positioned at rank #585 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 Atom C3758
Performance Per Dollar Core i7-12700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom C3758 | Core i7-12700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($285) |
| Longevity | ✨ Modern (Goldmont (2016−2017) / 14 nm) | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) |
💎 Value Proposition
| Insight | Atom C3758 | Core i7-12700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($285) |
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 C3758 and Core i7-12700K
Atom C3758
The Atom C3758 is manufactured by Intel. It was released in 15 August 2017 (8 years ago). It is based on the Goldmont (2016−2017) architecture. It features 8 cores and 8 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 16 MB. L2 cache: 16 MB. Built on 14 nm process technology. Socket: FCBGA1310. Thermal design power (TDP): 25 Watt. Memory support: DDR4: 2400. Passmark benchmark score: 4,614 points. Launch price was $193.
Core i7-12700K
The Core i7-12700K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 12 cores and 20 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 25 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 34,347 points. Launch price was $409.
Processing Power
The Atom C3758 packs 8 cores / 8 threads, while the Core i7-12700K offers 12 cores / 20 threads — the Core i7-12700K has 4 more cores. Boost clocks reach 2.2 GHz on the Atom C3758 versus 5 GHz on the Core i7-12700K — a 77.8% clock advantage for the Core i7-12700K (base: 2.2 GHz vs 3.6 GHz). The Atom C3758 uses the Goldmont (2016−2017) architecture (14 nm), while the Core i7-12700K uses Alder Lake, Golden Cove, Gracemont (2021) (10 nm). In PassMark, the Atom C3758 scores 4,614 against the Core i7-12700K's 34,347 — a 152.6% lead for the Core i7-12700K. L3 cache: 16 MB on the Atom C3758 vs 25 MB (total) on the Core i7-12700K.
| Feature | Atom C3758 | Core i7-12700K |
|---|---|---|
| Cores / Threads | 8 / 8 | 12 / 20+50% |
| Boost Clock | 2.2 GHz | 5 GHz+127% |
| Base Clock | 2.2 GHz | 3.6 GHz+64% |
| L3 Cache | 16 MB | 25 MB (total)+56% |
| L2 Cache | 16 MB+1180% | 1.25 MB (per core) |
| Process | 14 nm | 10 nm-29% |
| Architecture | Goldmont (2016−2017) | Alder Lake, Golden Cove, Gracemont (2021) |
| PassMark | 4,614 | 34,347+644% |
| Geekbench 6 Single | 400 | — |
| Geekbench 6 Multi | 2,400 | — |
Memory & Platform
The Atom C3758 uses the FCBGA1310 socket (PCIe 3.0), while the Core i7-12700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Atom C3758 versus 4800 on the Core i7-12700K — the Core i7-12700K supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Atom C3758 supports up to 256 GB of RAM compared to 128 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Atom C3758) vs 20 (Core i7-12700K) — the Core i7-12700K offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (Atom C3758) and Z690,B660 (Core i7-12700K).
| Feature | Atom C3758 | Core i7-12700K |
|---|---|---|
| Socket | FCBGA1310 | LGA1700 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2400 | 4800+119900% |
| Max RAM Capacity | 256 GB+209715100% | 128 |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 16 | 20+25% |
Advanced Features
Only the Core i7-12700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support VT-x, VT-d virtualization. The Core i7-12700K includes integrated graphics (Intel UHD Graphics 770), while the Atom C3758 requires a dedicated GPU. Primary use case: Atom C3758 targets Server/Embedded. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.
| Feature | Atom C3758 | Core i7-12700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel UHD Graphics 770 |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | Server/Embedded | — |
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