Core i7-640LM vs A9-9425
Core i7-640LM
A9-9425
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 Core i7-640LM is positioned at rank 333 and the A9-9425 is on rank 1078, so the Core i7-640LM offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-640LM
Performance Per Dollar A9-9425
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-640LM | A9-9425 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
| Longevity | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) | 🛑 Legacy (Stoney Ridge (2016−2019) / 28 nm) |
💎 Value Proposition
| Insight | Core i7-640LM | A9-9425 |
|---|---|---|
| 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 Core i7-640LM and A9-9425
Core i7-640LM
The Core i7-640LM is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.13 GHz, with boost up to 2.93 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 25 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 1,529 points. Launch price was $332.
A9-9425
The A9-9425 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 3.1 GHz, with boost up to 3.7 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 28 nm process technology. Socket: FT4. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 1,518 points. Launch price was $69.
Processing Power
The Core i7-640LM packs 2 cores / 4 threads, matching the A9-9425's 2 cores. Boost clocks reach 2.93 GHz on the Core i7-640LM versus 3.7 GHz on the A9-9425 — a 23.2% clock advantage for the A9-9425 (base: 2.13 GHz vs 3.1 GHz). The Core i7-640LM uses the Arrandale (2010−2011) architecture (32 nm), while the A9-9425 uses Stoney Ridge (2016−2019) (28 nm). In PassMark, the Core i7-640LM scores 1,529 against the A9-9425's 1,518 — a 0.7% lead for the Core i7-640LM. L3 cache: 4 MB (total) on the Core i7-640LM vs 0 kB on the A9-9425.
| Feature | Core i7-640LM | A9-9425 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 2.93 GHz | 3.7 GHz+26% |
| Base Clock | 2.13 GHz | 3.1 GHz+46% |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 32 nm | 28 nm-13% |
| Architecture | Arrandale (2010−2011) | Stoney Ridge (2016−2019) |
| PassMark | 1,529 | 1,518 |
| Geekbench 6 Single | — | 422 |
| Geekbench 6 Multi | — | 724 |
Memory & Platform
The Core i7-640LM uses the BGA1288 socket (PCIe 2.0), while the A9-9425 uses FT4 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1066 on the Core i7-640LM versus DDR4-2133 on the A9-9425 — the Core i7-640LM supports 198.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 8 of RAM. Memory channels: 2 (Core i7-640LM) vs 1 (A9-9425). PCIe lanes: 16 (Core i7-640LM) vs 8 (A9-9425) — the Core i7-640LM offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM55,HM57,QM57,QS57 (Core i7-640LM) and SoC (A9-9425).
| Feature | Core i7-640LM | A9-9425 |
|---|---|---|
| Socket | BGA1288 | FT4 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | 1066+26550% | DDR4-2133 |
| Max RAM Capacity | 8 | 8 GB+104857500% |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16+100% | 8 |
Advanced Features
Neither processor supports overclocking. Virtualization support: true (Core i7-640LM) vs AMD-V (A9-9425). Both include integrated graphics — Intel HD Graphics (Ironlake) (Core i7-640LM) and Radeon R5 (Stoney Ridge) (A9-9425) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A9-9425 targets Budget Laptop. Direct competitor: Core i7-640LM rivals Core 2 Duo SL9400; A9-9425 rivals Pentium N4200.
| Feature | Core i7-640LM | A9-9425 |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics (Ironlake) | Radeon R5 (Stoney Ridge) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | true | AMD-V |
| Target Use | — | Budget Laptop |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Core i7-640LM and A9-9425
