CPU
GPU
Core 2 Duo E6420
A4-5300B
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 2 Duo E6420 is positioned at rank 1054 and the A4-5300B is on rank 781, so the A4-5300B offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Duo E6420
Performance Per Dollar A4-5300B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo E6420 | A4-5300B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Conroe (2006−2007) / 65 nm) | 🛑 Legacy (Trinity (2012−2013) / 32 nm) |
💎 Value Proposition
| Insight | Core 2 Duo E6420 | A4-5300B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ 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 2 Duo E6420 and A4-5300B
Core 2 Duo E6420
The Core 2 Duo E6420 is manufactured by Intel. It was released in 2008-01-01. It is based on the Conroe (2006−2007) architecture. It features 2 cores and 2 threads. Base frequency is 2.13 GHz, with boost up to 2.13 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,235 points. Launch price was $249.
A4-5300B
The A4-5300B 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 3.4 GHz, with boost up to 3.6 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: 1,246 points. Launch price was $50.
Processing Power
Both the Core 2 Duo E6420 and A4-5300B share an identical 2-core/2-thread configuration. Boost clocks reach 2.13 GHz on the Core 2 Duo E6420 versus 3.6 GHz on the A4-5300B — a 51.3% clock advantage for the A4-5300B (base: 2.13 GHz vs 3.4 GHz). The Core 2 Duo E6420 uses the Conroe (2006−2007) architecture (65 nm), while the A4-5300B uses Trinity (2012−2013) (32 nm). In PassMark, the Core 2 Duo E6420 scores 1,235 against the A4-5300B's 1,246 — a 0.9% lead for the A4-5300B. Both processors carry 0 kB of L3 cache.
| Feature | Core 2 Duo E6420 | A4-5300B |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.13 GHz | 3.6 GHz+69% |
| Base Clock | 2.13 GHz | 3.4 GHz+60% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 4 MB+300% | 1 MB (per core) |
| Process | 65 nm | 32 nm-51% |
| Architecture | Conroe (2006−2007) | Trinity (2012−2013) |
| PassMark | 1,235 | 1,246 |
| Geekbench 6 Single | — | 428 |
Memory & Platform
The Core 2 Duo E6420 uses the LGA775 socket (PCIe 1.1), while the A4-5300B uses FM2 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1066 on the Core 2 Duo E6420 versus DDR3-1600 on the A4-5300B — the Core 2 Duo E6420 supports 198.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A4-5300B supports up to 32 GB of RAM compared to 16 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: P35,G31,G33,P45 (Core 2 Duo E6420) and A55,A75,A85X (A4-5300B).
| Feature | Core 2 Duo E6420 | A4-5300B |
|---|---|---|
| Socket | LGA775 | FM2 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | 1066+35433% | DDR3-1600 |
| Max RAM Capacity | 16 | 32 GB+209715100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: true (Core 2 Duo E6420) vs AMD-V (A4-5300B). The A4-5300B includes integrated graphics (Radeon HD 7480D), while the Core 2 Duo E6420 requires a dedicated GPU. Primary use case: A4-5300B targets Business Desktop. Direct competitor: Core 2 Duo E6420 rivals Athlon 64 X2 5400+; A4-5300B rivals Pentium G2020.
| Feature | Core 2 Duo E6420 | A4-5300B |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | Radeon HD 7480D |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | true | AMD-V |
| Target Use | — | Business Desktop |
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