Celeron G1820T vs Ryzen 7 5800X
Celeron G1820T
Popular choices:
Ryzen 7 5800X
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 Celeron G1820T is positioned at rank #500 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 Celeron G1820T
Performance Per Dollar Ryzen 7 5800X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron G1820T | Ryzen 7 5800X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Celeron G1820T | Ryzen 7 5800X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
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 Celeron G1820T and Ryzen 7 5800X
Celeron G1820T
The Celeron G1820T 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 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,599 points. Launch price was $42.
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.
Processing Power
The Celeron G1820T packs 2 cores / 2 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Ryzen 7 5800X has 6 more cores. Boost clocks reach 2.4 GHz on the Celeron G1820T versus 4.7 GHz on the Ryzen 7 5800X — a 64.8% clock advantage for the Ryzen 7 5800X (base: 2.4 GHz vs 3.8 GHz). The Celeron G1820T uses the Haswell (2013−2015) architecture (22 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Celeron G1820T scores 1,599 against the Ryzen 7 5800X's 27,712 — a 178.2% lead for the Ryzen 7 5800X. L3 cache: 3 MB (total) on the Celeron G1820T vs 32 MB on the Ryzen 7 5800X.
| Feature | Celeron G1820T | Ryzen 7 5800X |
|---|---|---|
| Cores / Threads | 2 / 2 | 8 / 16+300% |
| Boost Clock | 2.4 GHz | 4.7 GHz+96% |
| Base Clock | 2.4 GHz | 3.8 GHz+58% |
| L3 Cache | 3 MB (total) | 32 MB+967% |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 22 nm | 7 nm, 12 nm-68% |
| Architecture | Haswell (2013−2015) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 1,599 | 27,712+1633% |
| Geekbench 6 Single | 415 | — |
| Geekbench 6 Multi | 629 | — |
Memory & Platform
The Celeron G1820T uses the LGA1150 socket (PCIe 3.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Celeron G1820T versus DDR4-3200 on the Ryzen 7 5800X — 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: 16 (Celeron G1820T) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1820T) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).
| Feature | Celeron G1820T | Ryzen 7 5800X |
|---|---|---|
| Socket | LGA1150 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR3-1333 | DDR4-3200+33% |
| Max RAM Capacity | 32 GB | 128 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 16 | 24+50% |
Advanced Features
Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x (Celeron G1820T) vs AMD-V (Ryzen 7 5800X). The Celeron G1820T includes integrated graphics (HD Graphics (Haswell)), while the Ryzen 7 5800X requires a dedicated GPU. Primary use case: Celeron G1820T targets Budget, Ryzen 7 5800X targets Desktop. Direct competitor: Celeron G1820T rivals Pentium G3220T.
| Feature | Celeron G1820T | Ryzen 7 5800X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Haswell) | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x | AMD-V |
| Target Use | Budget | Desktop |
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