Core i5-7442EQ vs Core i7-8665UE
Core i5-7442EQ
Core i7-8665UE
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 i5-7442EQ is positioned at rank 807 and the Core i7-8665UE is on rank 1037, so the Core i5-7442EQ offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-7442EQ
Performance Per Dollar Core i7-8665UE
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($50) | ⚠️ Higher cost ($409) |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+715%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($50) | ⚠️ Higher cost ($409) |
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 i5-7442EQ and Core i7-8665UE
Core i5-7442EQ
The Core i5-7442EQ 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 4 threads. Max frequency: 2.1 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Thermal design power (TDP): 25 Watt. Memory support: DDR3L-1600. Passmark benchmark score: 4,834 points. Launch price was $250.
Core i7-8665UE
The Core i7-8665UE is manufactured by Intel. It was released in 1 October 2018 (7 years ago). It is based on the Whiskey Lake-U (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 1.7 GHz, with boost up to 4.4 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 4,852 points. Launch price was $409.
Processing Power
The Core i5-7442EQ packs 4 cores / 4 threads, matching the Core i7-8665UE's 4 cores. Boost clocks reach 2.1 GHz on the Core i5-7442EQ versus 4.4 GHz on the Core i7-8665UE — a 70.8% clock advantage for the Core i7-8665UE. The Core i5-7442EQ uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core i7-8665UE uses Whiskey Lake-U (2018−2019) (14 nm). In PassMark, the Core i5-7442EQ scores 4,834 against the Core i7-8665UE's 4,852 — a 0.4% lead for the Core i7-8665UE. L3 cache: 6 MB on the Core i5-7442EQ vs 8 MB (total) on the Core i7-8665UE.
| Feature | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 2.1 GHz | 4.4 GHz+110% |
| Base Clock | — | 1.7 GHz |
| L3 Cache | 6 MB | 8 MB (total)+33% |
| L2 Cache | 1 MB+300% | 256 kB (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Kaby Lake (2016−2019) | Whiskey Lake-U (2018−2019) |
| PassMark | 4,834 | 4,852 |
| Geekbench 6 Single | 728 | — |
| Geekbench 6 Multi | 2,387 | — |
Memory & Platform
Both support up to DDR4-2400 memory speed. Both support up to 64 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes.
| Feature | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| Socket | — | FCBGA1528 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2400 | DDR4-2400 |
| Max RAM Capacity | 64 GB | 64 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-7442EQ) vs VT-x, VT-d (Core i7-8665UE). Both include integrated graphics — HD Graphics 630 (Core i5-7442EQ) and UHD Graphics 620 (Core i7-8665UE) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-7442EQ targets Embedded, Core i7-8665UE targets Embedded.
| Feature | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | HD Graphics 630 | UHD Graphics 620 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d, EPT | VT-x, VT-d |
| Target Use | Embedded | Embedded |
Value Analysis
The Core i5-7442EQ launched at $250 MSRP, while the Core i7-8665UE debuted at $409. At current prices ($50 vs $409), the Core i5-7442EQ is $359 cheaper. In terms of value (PassMark points per dollar), the Core i5-7442EQ delivers 96.7 pts/$ vs 11.9 pts/$ for the Core i7-8665UE — making the Core i5-7442EQ the 156.3% better value option.
| Feature | Core i5-7442EQ | Core i7-8665UE |
|---|---|---|
| MSRP | $250-39% | $409 |
| Avg Price (30d) | $50-88% | $409 |
| Performance per Dollar | 96.7+713% | 11.9 |
| Release Date | 2017 | 2018 |
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