Core i7-7820EQ vs Core i5-8400H
Core i7-7820EQ
Core i5-8400H
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 i7-7820EQ is positioned at rank 889 and the Core i5-8400H is on rank 142, so the Core i5-8400H offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-7820EQ
Performance Per Dollar Core i5-8400H
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-7820EQ | Core i5-8400H |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($378) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | ✨ Modern (Coffee Lake-H (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-7820EQ | Core i5-8400H |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($378) | ✅ 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 i7-7820EQ and Core i5-8400H
Core i7-7820EQ
The Core i7-7820EQ is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Max frequency: 3.1 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Thermal design power (TDP): 45 Watt. Memory support: DDR3L-1600. Passmark benchmark score: 7,470 points. Launch price was $378.
Core i5-8400H
The Core i5-8400H is manufactured by Intel. It was released in 2 April 2018 (7 years ago). It is based on the Coffee Lake-H (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 2.5 GHz, with boost up to 4.2 GHz. L3 cache: 12 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: 7,456 points. Launch price was $250.
Processing Power
Both the Core i7-7820EQ and Core i5-8400H share an identical 4-core/8-thread configuration. Boost clocks reach 3.1 GHz on the Core i7-7820EQ versus 4.2 GHz on the Core i5-8400H — a 30.1% clock advantage for the Core i5-8400H. The Core i7-7820EQ uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i5-8400H uses Coffee Lake-H (2018−2019) (14 nm). In PassMark, the Core i7-7820EQ scores 7,470 against the Core i5-8400H's 7,456 — a 0.2% lead for the Core i7-7820EQ. L3 cache: 8 MB on the Core i7-7820EQ vs 12 MB (total) on the Core i5-8400H.
| Feature | Core i7-7820EQ | Core i5-8400H |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 3.1 GHz | 4.2 GHz+35% |
| Base Clock | — | 2.5 GHz |
| L3 Cache | 8 MB | 12 MB (total)+50% |
| L2 Cache | 1 MB+300% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Kaby Lake (2016−2019) | Coffee Lake-H (2018−2019) |
| PassMark | 7,470 | 7,456 |
| Cinebench R23 Multi | — | 4,657 |
| Geekbench 6 Single | — | 1,493 |
| Geekbench 6 Multi | — | 4,963 |
Advanced Features
Virtualization: not specified (Core i7-7820EQ) / true (Core i5-8400H). The Core i5-8400H includes integrated graphics (Intel UHD Graphics 630), while the Core i7-7820EQ requires a dedicated GPU. Primary use case: Core i5-8400H targets Mobile.
| Feature | Core i7-7820EQ | Core i5-8400H |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel UHD Graphics 630 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
| Target Use | — | Mobile |
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