A8-3820 vs Core i7-13700K
A8-3820
Core i7-13700K
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. The A8-3820 is positioned at rank #1032 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar A8-3820
Performance Per Dollar Core i7-13700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | A8-3820 | Core i7-13700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($200) | ⚠️ Higher cost ($400) |
| Longevity | 🛑 Legacy (Llano (2011−2012) / 32 nm) | ✨ Modern (Raptor Lake, Raptor Cove, Gracemont (2022) / Intel 7 nm) |
💎 Value Proposition
| Insight | A8-3820 | Core i7-13700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+951%) |
| Upfront Cost | ✅ More affordable ($200) | ⚠️ Higher cost ($400) |
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 A8-3820 and Core i7-13700K
A8-3820
The A8-3820 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 2.5 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 2,178 points. Launch price was $90.
Core i7-13700K
The Core i7-13700K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 16 cores and 24 threads. Base frequency is 3.4 GHz, with boost up to 5.4 GHz. L3 cache: 30 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 45,784 points. Launch price was $409.
Processing Power
The A8-3820 packs 4 cores / 4 threads, while the Core i7-13700K offers 16 cores / 24 threads — the Core i7-13700K has 12 more cores. Boost clocks reach 2.8 GHz on the A8-3820 versus 5.4 GHz on the Core i7-13700K — a 63.4% clock advantage for the Core i7-13700K (base: 2.5 GHz vs 3.4 GHz). The A8-3820 uses the Llano (2011−2012) architecture (32 nm), while the Core i7-13700K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the A8-3820 scores 2,178 against the Core i7-13700K's 45,784 — a 181.8% lead for the Core i7-13700K. Geekbench 6 single-core — the metric most relevant to gaming — records 354 vs 2,846, a 155.8% lead for the Core i7-13700K that directly translates to higher frame rates. L3 cache: 0 kB on the A8-3820 vs 30 MB (total) on the Core i7-13700K.
| Feature | A8-3820 | Core i7-13700K |
|---|---|---|
| Cores / Threads | 4 / 4 | 16 / 24+300% |
| Boost Clock | 2.8 GHz | 5.4 GHz+93% |
| Base Clock | 2.5 GHz | 3.4 GHz+36% |
| L3 Cache | 0 kB | 30 MB (total) |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 32 nm | Intel 7 nm-78% |
| Architecture | Llano (2011−2012) | Raptor Lake, Raptor Cove, Gracemont (2022) |
| PassMark | 2,178 | 45,784+2002% |
| Cinebench R23 Multi | — | 31,000 |
| Geekbench 6 Single | 354 | 2,846+704% |
| Geekbench 6 Multi | — | 18,980 |
Memory & Platform
The A8-3820 uses the FM1 socket (PCIe 2.0), while the Core i7-13700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A8-3820 versus DDR5-5600 on the Core i7-13700K — the Core i7-13700K supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-13700K supports up to 192 GB of RAM compared to 32 GB — 142.9% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: A55,A75 (A8-3820) and Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K).
| Feature | A8-3820 | Core i7-13700K |
|---|---|---|
| Socket | FM1 | LGA1700 |
| PCIe Generation | PCIe 2.0 | PCIe 5.0+150% |
| Max RAM Speed | DDR3-1866 | DDR5-5600+67% |
| Max RAM Capacity | 32 GB | 192 GB+500% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 20 | 20 |
Advanced Features
Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (A8-3820) vs true (Core i7-13700K). Both include integrated graphics — Radeon HD 6550D (A8-3820) and Intel UHD Graphics 770 (Core i7-13700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A8-3820 targets Budget Desktop. Direct competitor: A8-3820 rivals Core i3-2120; Core i7-13700K rivals Ryzen 9 7900X.
| Feature | A8-3820 | Core i7-13700K |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Radeon HD 6550D | Intel UHD Graphics 770 |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | AMD-V | true |
| Target Use | Budget Desktop | — |
Value Analysis
The A8-3820 launched at $280 MSRP, while the Core i7-13700K debuted at $409. At current prices ($200 vs $400), the A8-3820 is $200 cheaper. In terms of value (PassMark points per dollar), the A8-3820 delivers 10.9 pts/$ vs 114.5 pts/$ for the Core i7-13700K — making the Core i7-13700K the 165.2% better value option.
| Feature | A8-3820 | Core i7-13700K |
|---|---|---|
| MSRP | $280-32% | $409 |
| Avg Price (30d) | $200-50% | $400 |
| Performance per Dollar | 10.9 | 114.5+950% |
| Release Date | 2011 | 2022 |
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