A6-3420M vs Atom Z2580
A6-3420M
Atom Z2580
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 A6-3420M is positioned at rank 837 and the Atom Z2580 is on rank 9, so the Atom Z2580 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A6-3420M
Performance Per Dollar Atom Z2580
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A6-3420M | Atom Z2580 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Llano (2011−2012) / 32 nm) | 🛑 Legacy (Clovertrail (2013) / 32 nm) |
💎 Value Proposition
| Insight | A6-3420M | Atom Z2580 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 A6-3420M and Atom Z2580
A6-3420M
The A6-3420M is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 2.4 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FS1. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,310 points. Launch price was $70.
Atom Z2580
The Atom Z2580 is manufactured by Intel. It was released in 27 February 2013 (12 years ago). It is based on the Clovertrail (2013) architecture. It features 2 cores and 4 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FC-MB4760. Thermal design power (TDP): 3 Watt. Memory support: DDR2. Passmark benchmark score: 1,303 points. Launch price was $69.
Processing Power
The A6-3420M packs 4 cores / 4 threads, while the Atom Z2580 offers 2 cores / 4 threads — the A6-3420M has 2 more cores. Boost clocks reach 2.4 GHz on the A6-3420M versus 2 GHz on the Atom Z2580 — a 18.2% clock advantage for the A6-3420M. The A6-3420M uses the Llano (2011−2012) architecture (32 nm), while the Atom Z2580 uses Clovertrail (2013) (32 nm). In PassMark, the A6-3420M scores 1,310 against the Atom Z2580's 1,303 — a 0.5% lead for the A6-3420M. Both processors carry 0 kB of L3 cache.
| Feature | A6-3420M | Atom Z2580 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 2.4 GHz+20% | 2 GHz |
| Base Clock | 1.5 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Llano (2011−2012) | Clovertrail (2013) |
| PassMark | 1,310 | 1,303 |
| Geekbench 6 Single | 234 | — |
Memory & Platform
The A6-3420M uses the FS1 socket (PCIe 2.0), while the Atom Z2580 uses FC-MB4760 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the A6-3420M versus LPDDR2-1066 on the Atom Z2580 — the A6-3420M supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A6-3420M supports up to 8 GB of RAM compared to 2 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (A6-3420M) vs 0 (Atom Z2580) — the A6-3420M offers 16 more lanes for additional GPUs or NVMe drives.
| Feature | A6-3420M | Atom Z2580 |
|---|---|---|
| Socket | FS1 | FC-MB4760 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1333+50% | LPDDR2-1066 |
| Max RAM Capacity | 8 GB+300% | 2 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Virtualization: AMD-V (A6-3420M) / not specified (Atom Z2580). Both include integrated graphics — Radeon HD 6520G (A6-3420M) and PowerVR SGX544MP2 (Atom Z2580) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-3420M targets Budget Laptop. Direct competitor: A6-3420M rivals Core i3-2330M.
| Feature | A6-3420M | Atom Z2580 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 6520G | PowerVR SGX544MP2 |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Budget Laptop | — |
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