Core i7-2820QM vs Core i3-8100H
Core i7-2820QM
Core i3-8100H
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 i7-2820QM is positioned at rank 1138 and the Core i3-8100H is on rank 602, so the Core i3-8100H offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-2820QM
Performance Per Dollar Core i3-8100H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-2820QM | Core i3-8100H |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($568) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | ✨ Modern (Coffee Lake-H (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-2820QM | Core i3-8100H |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($568) | ✅ 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 i7-2820QM and Core i3-8100H
Core i7-2820QM
The Core i7-2820QM is manufactured by Intel. It was released in 3 January 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.3 GHz, with boost up to 3.4 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 45 Watt. Memory support: DDR3-1066, DDR3-1333, DDR3-1600. Passmark benchmark score: 4,379 points. Launch price was $568.
Core i3-8100H
The Core i3-8100H is manufactured by Intel. It was released in 3 July 2018 (7 years ago). It is based on the Coffee Lake-H (2018−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 4,435 points. Launch price was $225.
Processing Power
The Core i7-2820QM packs 4 cores / 8 threads, matching the Core i3-8100H's 4 cores. Boost clocks reach 3.4 GHz on the Core i7-2820QM versus 3 GHz on the Core i3-8100H — a 12.5% clock advantage for the Core i7-2820QM (base: 2.3 GHz vs 3 GHz). The Core i7-2820QM uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Core i3-8100H uses Coffee Lake-H (2018−2019) (14 nm). In PassMark, the Core i7-2820QM scores 4,379 against the Core i3-8100H's 4,435 — a 1.3% lead for the Core i3-8100H. L3 cache: 8 MB (total) on the Core i7-2820QM vs 6 MB on the Core i3-8100H.
| Feature | Core i7-2820QM | Core i3-8100H |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.4 GHz+13% | 3 GHz |
| Base Clock | 2.3 GHz | 3 GHz+30% |
| L3 Cache | 8 MB (total)+33% | 6 MB |
| L2 Cache | 256K (per core) | 1 MB+300% |
| Process | 32 nm | 14 nm-56% |
| Architecture | Sandy Bridge (2011−2013) | Coffee Lake-H (2018−2019) |
| PassMark | 4,379 | 4,435+1% |
| Geekbench 6 Single | 554 | — |
| Geekbench 6 Multi | 1,763 | — |
Memory & Platform
The Core i7-2820QM uses the PGA988 socket (PCIe 2.0), while the Core i3-8100H uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1600 on the Core i7-2820QM versus DDR4-2666 on the Core i3-8100H — the Core i7-2820QM supports 199% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-8100H supports up to 64 GB of RAM compared to 32 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes.
| Feature | Core i7-2820QM | Core i3-8100H |
|---|---|---|
| Socket | PGA988 | BGA1440 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
| Max RAM Speed | 1600+39900% | DDR4-2666 |
| Max RAM Capacity | 32 | 64 GB+209715100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: true (Core i7-2820QM) vs VT-x, VT-d (Core i3-8100H). Both include integrated graphics — Intel HD Graphics 3000 (Core i7-2820QM) and UHD Graphics 630 (Core i3-8100H) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-8100H targets Mobile. Direct competitor: Core i7-2820QM rivals AMD A8-3510MX.
| Feature | Core i7-2820QM | Core i3-8100H |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel HD Graphics 3000 | UHD Graphics 630 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | true | VT-x, VT-d |
| Target Use | — | Mobile |
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