Core i3-9300 vs Core i7-7820HQ
Core i3-9300
Core i7-7820HQ
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-9300
Performance Per Dollar Core i7-7820HQ
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-9300 | Core i7-7820HQ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($75) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) | ✨ Modern (Kaby Lake-H (2017) / 14 nm) |
💎 Value Proposition
| Insight | Core i3-9300 | Core i7-7820HQ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($75) | ✅ 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 i3-9300 and Core i7-7820HQ
Core i3-9300
The Core i3-9300 is manufactured by Intel. It was released in 23 April 2019 (6 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.7 GHz, with boost up to 4.3 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 62 Watt. Memory support: DDR4-2400. Passmark benchmark score: 7,105 points. Launch price was $143.
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.
Processing Power
The Core i3-9300 packs 4 cores / 4 threads, matching the Core i7-7820HQ's 4 cores. Boost clocks reach 4.3 GHz on the Core i3-9300 versus 3.9 GHz on the Core i7-7820HQ — a 9.8% clock advantage for the Core i3-9300 (base: 3.7 GHz vs 2.9 GHz). The Core i3-9300 uses the Coffee Lake (2017−2019) architecture (14 nm), while the Core i7-7820HQ uses Kaby Lake-H (2017) (14 nm). In PassMark, the Core i3-9300 scores 7,105 against the Core i7-7820HQ's 7,184 — a 1.1% lead for the Core i7-7820HQ. L3 cache: 6 MB (total) on the Core i3-9300 vs 8 MB (total) on the Core i7-7820HQ.
| Feature | Core i3-9300 | Core i7-7820HQ |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 4.3 GHz+10% | 3.9 GHz |
| Base Clock | 3.7 GHz+28% | 2.9 GHz |
| L3 Cache | 6 MB (total) | 8 MB (total)+33% |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake (2017−2019) | Kaby Lake-H (2017) |
| PassMark | 7,105 | 7,184+1% |
| Geekbench 6 Single | 1,498 | — |
| Geekbench 6 Multi | 4,025 | — |
Memory & Platform
The Core i3-9300 uses the LGA1151 socket (PCIe 3.0), while the Core i7-7820HQ uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i3-9300 | Core i7-7820HQ |
|---|---|---|
| Socket | LGA1151 | BGA1440 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2400 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i3-9300) / not specified (Core i7-7820HQ). The Core i3-9300 includes integrated graphics (UHD Graphics 630), while the Core i7-7820HQ requires a dedicated GPU.
| Feature | Core i3-9300 | Core i7-7820HQ |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
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