CPU
GPU
Celeron G1820
Atom D525
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 Celeron G1820 is positioned at rank 895 and the Atom D525 is on rank 31, so the Atom D525 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron G1820
Performance Per Dollar Atom D525
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron G1820 | Atom D525 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($15) | ⚠️ Higher cost ($63) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Pinetrail (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Celeron G1820 | Atom D525 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+317%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($15) | ⚠️ Higher cost ($63) |
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 G1820 and Atom D525
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.
Atom D525
The Atom D525 is manufactured by Intel. It was released in 21 June 2010 (15 years ago). It is based on the Pinetrail (2009−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 45 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 13 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,707 points. Launch price was $63.
Processing Power
The Celeron G1820 packs 2 cores / 2 threads, matching the Atom D525's 2 cores. Boost clocks reach 2.7 GHz on the Celeron G1820 versus 1.83 GHz on the Atom D525 — a 38.4% clock advantage for the Celeron G1820 (base: 2.7 GHz vs 1.8 GHz). The Celeron G1820 uses the Haswell (2013−2015) architecture (22 nm), while the Atom D525 uses Pinetrail (2009−2011) (45 nm). In PassMark, the Celeron G1820 scores 1,696 against the Atom D525's 1,707 — a 0.6% lead for the Atom D525. L3 cache: 2 MB on the Celeron G1820 vs 0 kB on the Atom D525.
| Feature | Celeron G1820 | Atom D525 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 2.7 GHz+48% | 1.83 GHz |
| Base Clock | 2.7 GHz+50% | 1.8 GHz |
| L3 Cache | 2 MB | 0 kB |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 22 nm-51% | 45 nm |
| Architecture | Haswell (2013−2015) | Pinetrail (2009−2011) |
| PassMark | 1,696 | 1,707 |
| Geekbench 6 Single | 496 | — |
| Geekbench 6 Multi | 910 | — |
Memory & Platform
The Celeron G1820 uses the LGA1150 socket (PCIe 3.0), while the Atom D525 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Celeron G1820 supports up to 32 GB of RAM compared to 4 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Celeron G1820) vs 1 (Atom D525). PCIe lanes: 16 (Celeron G1820) vs 0 (Atom D525) — the Celeron G1820 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1820) and Intel NM10 (Atom D525).
| Feature | Celeron G1820 | Atom D525 |
|---|---|---|
| Socket | LGA1150 | FCBGA559 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3-800 |
| Max RAM Capacity | 32 GB+700% | 4 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: VT-x (Celeron G1820) / not specified (Atom D525). Both include integrated graphics — HD Graphics (Haswell) (Celeron G1820) and Intel GMA 3150 (Atom D525) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron G1820 targets Budget. Direct competitor: Celeron G1820 rivals Pentium G3220.
| Feature | Celeron G1820 | Atom D525 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics (Haswell) | Intel GMA 3150 |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
Value Analysis
The Celeron G1820 launched at $110 MSRP, while the Atom D525 debuted at $63.
| Feature | Celeron G1820 | Atom D525 |
|---|---|---|
| MSRP | $110 | $63-43% |
| Avg Price (30d) | $15 | — |
| Release Date | 2013 | 2010 |
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