A4-4020 vs Core i5-450M
A4-4020
Core i5-450M
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 A4-4020 is positioned at rank 768 and the Core i5-450M is on rank 10, so the Core i5-450M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A4-4020
Performance Per Dollar Core i5-450M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A4-4020 | Core i5-450M |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($31) |
| Longevity | 🛑 Legacy (Richland (2013−2014) / 32 nm) | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | A4-4020 | Core i5-450M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($31) |
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 A4-4020 and Core i5-450M
A4-4020
The A4-4020 is manufactured by AMD. It was released in 2014-01-01. It is based on the Richland (2013−2014) architecture. It features 2 cores and 2 threads. Base frequency is 3.2 GHz, with boost up to 3.4 GHz. L2 cache: 1 MB (total). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 Watt. Memory support: DDR3-1333. Passmark benchmark score: 1,269 points. Launch price was $50.
Core i5-450M
The Core i5-450M is manufactured by Intel. It was released in 26 September 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.66 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,264 points. Launch price was $32.
Processing Power
The A4-4020 packs 2 cores / 2 threads, matching the Core i5-450M's 2 cores. Boost clocks reach 3.4 GHz on the A4-4020 versus 2.66 GHz on the Core i5-450M — a 24.4% clock advantage for the A4-4020 (base: 3.2 GHz vs 2.4 GHz). The A4-4020 uses the Richland (2013−2014) architecture (32 nm), while the Core i5-450M uses Arrandale (2010−2011) (32 nm). In PassMark, the A4-4020 scores 1,269 against the Core i5-450M's 1,264 — a 0.4% lead for the A4-4020.
| Feature | A4-4020 | Core i5-450M |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 3.4 GHz+28% | 2.66 GHz |
| Base Clock | 3.2 GHz+33% | 2.4 GHz |
| L3 Cache | — | 3 MB (total) |
| L2 Cache | 1 MB (total)+300% | 256K (per core) |
| Process | 32 nm | 32 nm |
| Architecture | Richland (2013−2014) | Arrandale (2010−2011) |
| PassMark | 1,269 | 1,264 |
| Geekbench 6 Single | 341 | — |
Memory & Platform
The A4-4020 uses the FM2 socket (PCIe 3.0), while the Core i5-450M uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the A4-4020 versus 1066 on the Core i5-450M — the Core i5-450M supports 198.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A4-4020 supports up to 16 GB of RAM compared to 8 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: A55,A58,A68H,A75,A78,A88X (A4-4020) and HM55,HM57,QM57 (Core i5-450M).
| Feature | A4-4020 | Core i5-450M |
|---|---|---|
| Socket | FM2 | PGA988 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | 1066+35433% |
| Max RAM Capacity | 16 GB+209715100% | 8 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: AMD-V (A4-4020) vs true (Core i5-450M). Both include integrated graphics — Radeon HD 7480D (A4-4020) and Intel HD Graphics (Ironlake) (Core i5-450M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A4-4020 targets Budget Desktop. Direct competitor: A4-4020 rivals Pentium G3220; Core i5-450M rivals AMD Turion II M620.
| Feature | A4-4020 | Core i5-450M |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 7480D | Intel HD Graphics (Ironlake) |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | AMD-V | true |
| Target Use | Budget Desktop | — |
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