Celeron N4020C vs A9-9420
Celeron N4020C
A9-9420
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 N4020C is positioned at rank 575 and the A9-9420 is on rank 1074, so the Celeron N4020C offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron N4020C
Performance Per Dollar A9-9420
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron N4020C | A9-9420 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
| Longevity | ✨ Modern (Legacy / 14 nm) | 🛑 Legacy (Stoney Ridge (2016−2019) / 28 nm) |
💎 Value Proposition
| Insight | Celeron N4020C | A9-9420 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
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 N4020C and A9-9420
Celeron N4020C
The Celeron N4020C is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 2.8 GHz. L3 cache: 4 MB. Built on 14 nm process technology. Socket: FCBGA1090. Thermal design power (TDP): 6 Watt. Memory support: DDR4/LPDDR4 up to 2400 MT/s. Passmark benchmark score: 1,537 points. Launch price was $69.
A9-9420
The A9-9420 is manufactured by AMD. It was released in 31 May 2016 (9 years ago). It is based on the Stoney Ridge (2016−2019) architecture. It features 2 cores and 2 threads. Base frequency is 3 GHz, with boost up to 3.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (total). Built on 28 nm process technology. Socket: FT4. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 1,538 points. Launch price was $69.
Processing Power
Both the Celeron N4020C and A9-9420 share an identical 2-core/2-thread configuration. Boost clocks reach 2.8 GHz on the Celeron N4020C versus 3.6 GHz on the A9-9420 — a 25% clock advantage for the A9-9420 (base: 1.1 GHz vs 3 GHz). The A9-9420 is built on the Stoney Ridge (2016−2019) architecture. In PassMark, the Celeron N4020C scores 1,537 against the A9-9420's 1,538 — a 0.1% lead for the A9-9420. L3 cache: 4 MB on the Celeron N4020C vs 0 kB on the A9-9420.
| Feature | Celeron N4020C | A9-9420 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.8 GHz | 3.6 GHz+29% |
| Base Clock | 1.1 GHz | 3 GHz+173% |
| L3 Cache | 4 MB | 0 kB |
| L2 Cache | — | 1 MB (total) |
| Process | 14 nm-50% | 28 nm |
| Architecture | — | Stoney Ridge (2016−2019) |
| PassMark | 1,537 | 1,538 |
| Geekbench 6 Single | — | 497 |
| Geekbench 6 Multi | — | 950 |
Memory & Platform
The Celeron N4020C uses the FCBGA1090 socket (PCIe 4.0), while the A9-9420 uses FT4 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Celeron N4020C | A9-9420 |
|---|---|---|
| Socket | FCBGA1090 | FT4 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2133 |
| Max RAM Capacity | — | 8 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 8 |
Advanced Features
Virtualization: not specified (Celeron N4020C) / AMD-V (A9-9420). The A9-9420 includes integrated graphics (Radeon R5), while the Celeron N4020C requires a dedicated GPU. Primary use case: A9-9420 targets Budget Laptop. Direct competitor: A9-9420 rivals Pentium N4200.
| Feature | Celeron N4020C | A9-9420 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Radeon R5 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Budget Laptop |
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