Ryzen 7 5800X vs Celeron G1820
Ryzen 7 5800X
Celeron G1820
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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 5800X
Performance Per Dollar Celeron G1820
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($180) | ✅ More affordable ($15) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | 🛑 Legacy (Haswell (2013−2015) / 22 nm) |
💎 Value Proposition
| Insight | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+36%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($180) | ✅ More affordable ($15) |
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 5800X and Celeron G1820
Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.
Celeron G1820
The Celeron G1820 is manufactured by Intel. It was released in 1 December 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 2 MB. L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 53 Watt. Memory support: DDR3. Passmark benchmark score: 1,696 points. Launch price was $110.
Processing Power
The Ryzen 7 5800X packs 8 cores / 16 threads, while the Celeron G1820 offers 2 cores / 2 threads — the Ryzen 7 5800X has 6 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 2.7 GHz on the Celeron G1820 — a 54.1% clock advantage for the Ryzen 7 5800X (base: 3.8 GHz vs 2.7 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Celeron G1820 uses Haswell (2013−2015) (22 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Celeron G1820's 1,696 — a 176.9% lead for the Ryzen 7 5800X. L3 cache: 32 MB on the Ryzen 7 5800X vs 2 MB on the Celeron G1820.
| Feature | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| Cores / Threads | 8 / 16+300% | 2 / 2 |
| Boost Clock | 4.7 GHz+74% | 2.7 GHz |
| Base Clock | 3.8 GHz+41% | 2.7 GHz |
| L3 Cache | 32 MB+1500% | 2 MB |
| L2 Cache | 512K (per core)+100% | 256 kB (per core) |
| Process | 7 nm, 12 nm-68% | 22 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | Haswell (2013−2015) |
| PassMark | 27,712+1534% | 1,696 |
| Geekbench 6 Single | — | 496 |
| Geekbench 6 Multi | — | 910 |
Memory & Platform
The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Celeron G1820 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus DDR3-1333 on the Celeron G1820 — the Ryzen 7 5800X supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 5800X supports up to 128 GB of RAM compared to 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 7 5800X) vs 16 (Celeron G1820) — the Ryzen 7 5800X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and H81,B85,H87,Z87,H97,Z97 (Celeron G1820).
| Feature | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| Socket | AM4 | LGA1150 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | DDR4-3200+33% | DDR3-1333 |
| Max RAM Capacity | 128 GB+300% | 32 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24+50% | 16 |
Advanced Features
Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (Ryzen 7 5800X) vs VT-x (Celeron G1820). The Celeron G1820 includes integrated graphics (HD Graphics (Haswell)), while the Ryzen 7 5800X requires a dedicated GPU. Primary use case: Ryzen 7 5800X targets Desktop, Celeron G1820 targets Budget. Direct competitor: Celeron G1820 rivals Pentium G3220.
| Feature | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | HD Graphics (Haswell) |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | VT-x |
| Target Use | Desktop | Budget |
Value Analysis
The Ryzen 7 5800X launched at $449 MSRP, while the Celeron G1820 debuted at $110. At current prices ($180 vs $15), the Celeron G1820 is $165 cheaper. In terms of value (PassMark points per dollar), the Ryzen 7 5800X delivers 154.0 pts/$ vs 113.1 pts/$ for the Celeron G1820 — making the Ryzen 7 5800X the 30.6% better value option.
| Feature | Ryzen 7 5800X | Celeron G1820 |
|---|---|---|
| MSRP | $449 | $110-76% |
| Avg Price (30d) | $180 | $15-92% |
| Performance per Dollar | 154.0+36% | 113.1 |
| Release Date | 2020 | 2013 |
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