Core i7-3820 vs Core i7-4800MQ
Core i7-3820
Core i7-4800MQ
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 i7-3820 is positioned at rank 791 and the Core i7-4800MQ is on rank 971, so the Core i7-3820 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-3820
Performance Per Dollar Core i7-4800MQ
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($30) | ⚠️ Higher cost ($378) |
| Longevity | 🛑 Legacy (Sandy Bridge-E (2011−2013) / 32 nm) | 🛑 Legacy (Haswell (2013−2015) / 22 nm) |
💎 Value Proposition
| Insight | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1163%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($30) | ⚠️ Higher cost ($378) |
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 i7-3820 and Core i7-4800MQ
Core i7-3820
The Core i7-3820 is manufactured by Intel. It was released in Fevereiro 2012 (13 years ago). It is based on the Sandy Bridge-E (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 3.8 GHz. L3 cache: 10240 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 5,787 points. Launch price was $400.
Core i7-4800MQ
The Core i7-4800MQ is manufactured by Intel. It was released in 29 April 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 4 cores and 8 threads. Base frequency is 2.7 GHz, with boost up to 3.7 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA946. Thermal design power (TDP): 47 Watt. Memory support: DDR3. Passmark benchmark score: 5,773 points. Launch price was $378.
Processing Power
Both the Core i7-3820 and Core i7-4800MQ share an identical 4-core/8-thread configuration. Boost clocks reach 3.8 GHz on the Core i7-3820 versus 3.7 GHz on the Core i7-4800MQ — a 2.7% clock advantage for the Core i7-3820 (base: 3.6 GHz vs 2.7 GHz). The Core i7-3820 uses the Sandy Bridge-E (2011−2013) architecture (32 nm), while the Core i7-4800MQ uses Haswell (2013−2015) (22 nm). In PassMark, the Core i7-3820 scores 5,787 against the Core i7-4800MQ's 5,773 — a 0.2% lead for the Core i7-3820. L3 cache: 10240 kB (total) on the Core i7-3820 vs 8 MB (total) on the Core i7-4800MQ.
| Feature | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.8 GHz+3% | 3.7 GHz |
| Base Clock | 3.6 GHz+33% | 2.7 GHz |
| L3 Cache | 10240 kB (total)+25% | 8 MB (total) |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Sandy Bridge-E (2011−2013) | Haswell (2013−2015) |
| PassMark | 5,787 | 5,773 |
| Geekbench 6 Single | 624 | — |
Memory & Platform
The Core i7-3820 uses the LGA2011 socket (PCIe 2.0), while the Core i7-4800MQ uses PGA946 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| Socket | LGA2011 | PGA946 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | DDR3-1600 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 4 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 40 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i7-3820) / not specified (Core i7-4800MQ). Primary use case: Core i7-3820 targets HEDT Desktop. Direct competitor: Core i7-3820 rivals FX-8350.
| Feature | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | HEDT Desktop | — |
Value Analysis
The Core i7-3820 launched at $286 MSRP, while the Core i7-4800MQ debuted at $380. At current prices ($30 vs $378), the Core i7-3820 is $348 cheaper. In terms of value (PassMark points per dollar), the Core i7-3820 delivers 192.9 pts/$ vs 15.3 pts/$ for the Core i7-4800MQ — making the Core i7-3820 the 170.7% better value option.
| Feature | Core i7-3820 | Core i7-4800MQ |
|---|---|---|
| MSRP | $286-25% | $380 |
| Avg Price (30d) | $30-92% | $378 |
| Performance per Dollar | 192.9+1161% | 15.3 |
| Release Date | 2012 | 2013 |
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