Core i7-620LM vs A6-5400B
Core i7-620LM
A6-5400B
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 i7-620LM is positioned at rank 1208 and the A6-5400B is on rank 699, so the A6-5400B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-620LM
Performance Per Dollar A6-5400B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-620LM | A6-5400B |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($300) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) | 🛑 Legacy (Trinity (2012−2013) / 32 nm) |
💎 Value Proposition
| Insight | Core i7-620LM | A6-5400B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($300) | ✅ More affordable ($0) |
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 i7-620LM and A6-5400B
Core i7-620LM
The Core i7-620LM 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 GHz, with boost up to 2.8 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: 1,463 points. Launch price was $300.
A6-5400B
The A6-5400B is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,465 points. Launch price was $70.
Processing Power
The Core i7-620LM packs 2 cores / 4 threads, matching the A6-5400B's 2 cores. Boost clocks reach 2.8 GHz on the Core i7-620LM versus 3.8 GHz on the A6-5400B — a 30.3% clock advantage for the A6-5400B (base: 2 GHz vs 3.6 GHz). The Core i7-620LM uses the Arrandale (2010−2011) architecture (32 nm), while the A6-5400B uses Trinity (2012−2013) (32 nm). In PassMark, the Core i7-620LM scores 1,463 against the A6-5400B's 1,465 — a 0.1% lead for the A6-5400B. Geekbench 6 single-core — the metric most relevant to gaming — records 450 vs 380, a 16.9% lead for the Core i7-620LM that directly translates to higher frame rates. L3 cache: 4 MB (total) on the Core i7-620LM vs 0 kB on the A6-5400B.
| Feature | Core i7-620LM | A6-5400B |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 2.8 GHz | 3.8 GHz+36% |
| Base Clock | 2 GHz | 3.6 GHz+80% |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 1 MB (per core)+300% |
| Process | 32 nm | 32 nm |
| Architecture | Arrandale (2010−2011) | Trinity (2012−2013) |
| PassMark | 1,463 | 1,465 |
| Geekbench 6 Single | 450+18% | 380 |
| Geekbench 6 Multi | 900 | — |
Memory & Platform
The Core i7-620LM uses the BGA1288 socket (PCIe 2.0), while the A6-5400B uses FM2 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1066 memory speed. The A6-5400B supports up to 32 GB of RAM compared to 8 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: QM57,HM55 (Core i7-620LM) and A55,A75,A85X (A6-5400B).
| Feature | Core i7-620LM | A6-5400B |
|---|---|---|
| Socket | BGA1288 | FM2 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1066 | DDR3-1866 |
| Max RAM Capacity | 8 GB | 32 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i7-620LM) vs AMD-V (A6-5400B). Both include integrated graphics — Intel HD Graphics (Core i7-620LM) and Radeon HD 7540D (A6-5400B) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-620LM targets Budget, A6-5400B targets Business Desktop. Direct competitor: Core i7-620LM rivals Ryzen 5 3500U; A6-5400B rivals Pentium G2020.
| Feature | Core i7-620LM | A6-5400B |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics | Radeon HD 7540D |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Budget | Business Desktop |
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