A6-3430MX vs Pentium G640
A6-3430MX
Pentium G640
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 A6-3430MX is positioned at rank 822 and the Pentium G640 is on rank 763, so the Pentium G640 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A6-3430MX
Performance Per Dollar Pentium G640
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A6-3430MX | Pentium G640 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
| Longevity | 🛑 Legacy (Llano (2011−2012) / 32 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | A6-3430MX | Pentium G640 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
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 A6-3430MX and Pentium G640
A6-3430MX
The A6-3430MX 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 1.7 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): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,389 points. Launch price was $70.
Pentium G640
The Pentium G640 is manufactured by Intel. It was released in 3 June 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,369 points. Launch price was $179.
Processing Power
The A6-3430MX packs 4 cores / 4 threads, while the Pentium G640 offers 2 cores / 2 threads — the A6-3430MX has 2 more cores. Boost clocks reach 2.4 GHz on the A6-3430MX versus 2.8 GHz on the Pentium G640 — a 15.4% clock advantage for the Pentium G640 (base: 1.7 GHz vs 2.8 GHz). The A6-3430MX uses the Llano (2011−2012) architecture (32 nm), while the Pentium G640 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A6-3430MX scores 1,389 against the Pentium G640's 1,369 — a 1.5% lead for the A6-3430MX. L3 cache: 0 kB on the A6-3430MX vs 3 MB (total) on the Pentium G640.
| Feature | A6-3430MX | Pentium G640 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.4 GHz | 2.8 GHz+17% |
| Base Clock | 1.7 GHz | 2.8 GHz+65% |
| L3 Cache | 0 kB | 3 MB (total) |
| L2 Cache | 1 MB (per core)+300% | 256 kB (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Llano (2011−2012) | Sandy Bridge (2011−2013) |
| PassMark | 1,389+1% | 1,369 |
| Geekbench 6 Single | 254 | — |
Memory & Platform
The A6-3430MX uses the FS1 socket (PCIe 2.0), while the Pentium G640 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | A6-3430MX | Pentium G640 |
|---|---|---|
| Socket | FS1 | LGA1155 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1600 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: AMD-V (A6-3430MX) / not specified (Pentium G640). The A6-3430MX includes integrated graphics (Radeon HD 6520G), while the Pentium G640 requires a dedicated GPU. Primary use case: A6-3430MX targets Budget Laptop. Direct competitor: A6-3430MX rivals Core i3-2350M.
| Feature | A6-3430MX | Pentium G640 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Radeon HD 6520G | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Budget Laptop | — |
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