CPU
GPU
Celeron G1820
Athlon II M300
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 Athlon II M300 is on rank 940, so the Celeron G1820 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 Athlon II M300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron G1820 | Athlon II M300 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($15) | ✅ More affordable ($10) |
| Longevity | 🛑 Legacy (Haswell (2013−2015) / 22 nm) | 🛑 Legacy (Caspian (2009) / 45 nm) |
💎 Value Proposition
| Insight | Celeron G1820 | Athlon II M300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+50%) |
| Upfront Cost | ⚠️ Higher cost ($15) | ✅ More affordable ($10) |
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.
Path of Exile 2
Counter-Strike 2
Valorant
Technical Specifications
Side-by-side comparison of Celeron G1820 and Athlon II M300
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.
Athlon II M300
The Athlon II M300 is manufactured by AMD. It was released in 2009-01-01. It is based on the Caspian (2009) architecture. It features 2 cores and 2 threads. Max frequency: 2 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g3. Thermal design power (TDP): 1 MB. Memory support: DDR2. Passmark benchmark score: 1,700 points. Launch price was $149.
Processing Power
Both the Celeron G1820 and Athlon II M300 share an identical 2-core/2-thread configuration. Boost clocks reach 2.7 GHz on the Celeron G1820 versus 2 GHz on the Athlon II M300 — a 29.8% clock advantage for the Celeron G1820. The Celeron G1820 uses the Haswell (2013−2015) architecture (22 nm), while the Athlon II M300 uses Caspian (2009) (45 nm). In PassMark, the Celeron G1820 scores 1,696 against the Athlon II M300's 1,700 — a 0.2% lead for the Athlon II M300.
| Feature | Celeron G1820 | Athlon II M300 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.7 GHz+35% | 2 GHz |
| Base Clock | 2.7 GHz | — |
| L3 Cache | 2 MB | — |
| L2 Cache | 256 kB (per core) | 1 MB+300% |
| Process | 22 nm-51% | 45 nm |
| Architecture | Haswell (2013−2015) | Caspian (2009) |
| PassMark | 1,696 | 1,700 |
| Geekbench 6 Single | 496 | — |
| Geekbench 6 Multi | 910 | — |
Memory & Platform
The Celeron G1820 uses the LGA1150 socket (PCIe 3.0), while the Athlon II M300 uses S1g3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Celeron G1820 versus 800 on the Athlon II M300 — the Athlon II M300 supports 198.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G1820 supports up to 32 GB of RAM compared to 8 — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Celeron G1820) vs 0 (Athlon II M300) — the Celeron G1820 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Celeron G1820) and S1g3 (Athlon II M300).
| Feature | Celeron G1820 | Athlon II M300 |
|---|---|---|
| Socket | LGA1150 | S1g3 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | 800+26567% |
| Max RAM Capacity | 32 GB+419430300% | 8 |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Celeron G1820) vs true (Athlon II M300). The Celeron G1820 includes integrated graphics (HD Graphics (Haswell)), while the Athlon II M300 requires a dedicated GPU. Primary use case: Celeron G1820 targets Budget. Direct competitor: Celeron G1820 rivals Pentium G3220; Athlon II M300 rivals Core 2 Duo T6400.
| Feature | Celeron G1820 | Athlon II M300 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics (Haswell) | None |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | true |
| Target Use | Budget | — |
Value Analysis
The Celeron G1820 launched at $110 MSRP, while the Athlon II M300 debuted at $100. At current prices ($15 vs $10), the Athlon II M300 is $5 cheaper. In terms of value (PassMark points per dollar), the Celeron G1820 delivers 113.1 pts/$ vs 170.0 pts/$ for the Athlon II M300 — making the Athlon II M300 the 40.2% better value option.
| Feature | Celeron G1820 | Athlon II M300 |
|---|---|---|
| MSRP | $110 | $100-9% |
| Avg Price (30d) | $15 | $10-33% |
| Performance per Dollar | 113.1 | 170.0+50% |
| Release Date | 2013 | 2009 |
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