Core i7-7820HQ vs Core i7-4771
Core i7-7820HQ
Core i7-4771
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 i7-7820HQ is positioned at rank 901 and the Core i7-4771 is on rank 743, so the Core i7-4771 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-7820HQ
Performance Per Dollar Core i7-4771
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-7820HQ | Core i7-4771 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($78) |
| Longevity | ✨ Modern (Kaby Lake-H (2017) / 14 nm) | 🛑 Legacy (Haswell (2013−2015) / 22 nm) |
💎 Value Proposition
| Insight | Core i7-7820HQ | Core i7-4771 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($78) |
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 i7-7820HQ and Core i7-4771
Core i7-7820HQ
The Core i7-7820HQ is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake-H (2017) architecture. It features 4 cores and 8 threads. Base frequency is 2.9 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 7,184 points. Launch price was $378.
Core i7-4771
The Core i7-4771 is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 84 Watt. Memory support: DDR3. Passmark benchmark score: 7,141 points. Launch price was $450.
Processing Power
Both the Core i7-7820HQ and Core i7-4771 share an identical 4-core/8-thread configuration. Boost clocks reach 3.9 GHz on the Core i7-7820HQ versus 3.9 GHz on the Core i7-4771 — identical boost frequencies (base: 2.9 GHz vs 3.5 GHz). The Core i7-7820HQ uses the Kaby Lake-H (2017) architecture (14 nm), while the Core i7-4771 uses Haswell (2013−2015) (22 nm). In PassMark, the Core i7-7820HQ scores 7,184 against the Core i7-4771's 7,141 — a 0.6% lead for the Core i7-7820HQ. Both processors carry 8 MB (total) of L3 cache.
| Feature | Core i7-7820HQ | Core i7-4771 |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.9 GHz | 3.9 GHz |
| Base Clock | 2.9 GHz | 3.5 GHz+21% |
| L3 Cache | 8 MB (total) | 8 MB (total) |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 14 nm-36% | 22 nm |
| Architecture | Kaby Lake-H (2017) | Haswell (2013−2015) |
| PassMark | 7,184 | 7,141 |
| Geekbench 6 Single | — | 1,139 |
| Geekbench 6 Multi | — | 3,910 |
Memory & Platform
The Core i7-7820HQ uses the BGA1440 socket (PCIe 3.0), while the Core i7-4771 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i7-7820HQ | Core i7-4771 |
|---|---|---|
| Socket | BGA1440 | LGA1150 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR3-1600 |
| Max RAM Capacity | — | 32 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Core i7-7820HQ) / VT-x, VT-d (Core i7-4771). The Core i7-4771 includes integrated graphics (Intel HD Graphics 4600), while the Core i7-7820HQ requires a dedicated GPU. Primary use case: Core i7-4771 targets Desktop.
| Feature | Core i7-7820HQ | Core i7-4771 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics 4600 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Desktop |
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