Athlon X2 QL-66 vs Pentium G2020
Athlon X2 QL-66
Pentium G2020
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 Athlon X2 QL-66 is positioned at rank 1048 and the Pentium G2020 is on rank 648, so the Pentium G2020 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon X2 QL-66
Performance Per Dollar Pentium G2020
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon X2 QL-66 | Pentium G2020 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Lion (2008−2009) / 65 nm) | 🛑 Legacy (Ivy Bridge (2012−2013) / 22 nm) |
💎 Value Proposition
| Insight | Athlon X2 QL-66 | Pentium G2020 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+198%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($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 Athlon X2 QL-66 and Pentium G2020
Athlon X2 QL-66
The Athlon X2 QL-66 is manufactured by AMD. It was released in 2009-01-01. It is based on the Lion (2008−2009) architecture. It features 2 cores and 2 threads. Max frequency: 2.2 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: S1g2. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,695 points. Launch price was $149.
Pentium G2020
The Pentium G2020 is manufactured by Intel. It was released in 21 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 3072 kB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1155. Thermal design power (TDP): 55 Watt. Memory support: DDR3. Passmark benchmark score: 1,705 points. Launch price was $60.
Processing Power
Both the Athlon X2 QL-66 and Pentium G2020 share an identical 2-core/2-thread configuration. Boost clocks reach 2.2 GHz on the Athlon X2 QL-66 versus 2.9 GHz on the Pentium G2020 — a 27.5% clock advantage for the Pentium G2020. The Athlon X2 QL-66 uses the Lion (2008−2009) architecture (65 nm), while the Pentium G2020 uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Athlon X2 QL-66 scores 1,695 against the Pentium G2020's 1,705 — a 0.6% lead for the Pentium G2020.
| Feature | Athlon X2 QL-66 | Pentium G2020 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.2 GHz | 2.9 GHz+32% |
| Base Clock | — | 2.9 GHz |
| L3 Cache | — | 3072 kB (total) |
| L2 Cache | 1 MB+300% | 256 kB (per core) |
| Process | 65 nm | 22 nm-66% |
| Architecture | Lion (2008−2009) | Ivy Bridge (2012−2013) |
| PassMark | 1,695 | 1,705 |
Memory & Platform
The Athlon X2 QL-66 uses the S1g2 socket (PCIe 2.0), while the Pentium G2020 uses LGA1155 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Athlon X2 QL-66 | Pentium G2020 |
|---|---|---|
| Socket | S1g2 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR2-667 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
Value Analysis
The Athlon X2 QL-66 launched at $150 MSRP, while the Pentium G2020 debuted at $64. At current prices ($5 vs $15), the Athlon X2 QL-66 is $10 cheaper. In terms of value (PassMark points per dollar), the Athlon X2 QL-66 delivers 339.0 pts/$ vs 113.7 pts/$ for the Pentium G2020 — making the Athlon X2 QL-66 the 99.6% better value option.
| Feature | Athlon X2 QL-66 | Pentium G2020 |
|---|---|---|
| MSRP | $150 | $64-57% |
| Avg Price (30d) | $5-67% | $15 |
| Performance per Dollar | 339.0+198% | 113.7 |
| Release Date | 2009 | 2013 |
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