Ryzen 7 7800X3D vs Atom E3827
Ryzen 7 7800X3D
Atom E3827
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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 Ryzen 7 7800X3D
Performance Per Dollar Atom E3827
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Atom E3827 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | 🛑 Legacy (Bay Trail-I (2013) / 22 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Atom E3827 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($384) | ✅ 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 Ryzen 7 7800X3D and Atom E3827
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Atom E3827
The Atom E3827 is manufactured by Intel. It was released in 8 October 2013 (12 years ago). It is based on the Bay Trail-I (2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.75 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 8 Watt. Memory support: DDR3. Passmark benchmark score: 665 points. Launch price was $69.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Atom E3827 offers 2 cores / 2 threads — the Ryzen 7 7800X3D has 6 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 1.75 GHz on the Atom E3827 — a 96.3% clock advantage for the Ryzen 7 7800X3D. The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Atom E3827 uses Bay Trail-I (2013) (22 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Atom E3827's 665 — a 192.4% lead for the Ryzen 7 7800X3D. L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 0 kB on the Atom E3827.
| Feature | Ryzen 7 7800X3D | Atom E3827 |
|---|---|---|
| Cores / Threads | 8 / 16+300% | 2 / 2 |
| Boost Clock | 5 GHz+186% | 1.75 GHz |
| Base Clock | 4.4 GHz | — |
| L3 Cache | 96 MB (total) | 0 kB |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 5 nm-77% | 22 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Bay Trail-I (2013) |
| PassMark | 34,293+5057% | 665 |
| Cinebench R23 Multi | 18,500 | — |
| Geekbench 6 Single | 2,700 | — |
| Geekbench 6 Multi | 15,000 | — |
Memory & Platform
The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Atom E3827 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus DDR3L-1333 on the Atom E3827 — the Ryzen 7 7800X3D supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7800X3D supports up to 128 GB of RAM compared to 8 GB — 176.5% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 28 (Ryzen 7 7800X3D) vs 4 (Atom E3827) — the Ryzen 7 7800X3D offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and Intel FCBGA1170 (Atom E3827).
| Feature | Ryzen 7 7800X3D | Atom E3827 |
|---|---|---|
| Socket | AM5 | FCBGA1170 |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR5-5200+67% | DDR3L-1333 |
| Max RAM Capacity | 128 GB+1500% | 8 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28+600% | 4 |
Advanced Features
Virtualization: AMD-V (Ryzen 7 7800X3D) / not specified (Atom E3827). Both include integrated graphics — AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) and Intel HD Graphics (Bay Trail) (Atom E3827) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Ryzen 7 7800X3D | Atom E3827 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | AMD Radeon Graphics (2-core) | Intel HD Graphics (Bay Trail) |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | AMD-V | — |
| Target Use | Gaming | — |
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