Core i7-8665UE vs Core i5-7442EQ
Core i7-8665UE
Core i5-7442EQ
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 i7-8665UE is positioned at rank 1037 and the Core i5-7442EQ is on rank 807, 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 i7-8665UE
Performance Per Dollar Core i5-7442EQ
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-8665UE | Core i5-7442EQ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($409) | ✅ More affordable ($50) |
| Longevity | ✨ Modern (Whiskey Lake-U (2018−2019) / 14 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-8665UE | Core i5-7442EQ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+715%) |
| Upfront Cost | ⚠️ Higher cost ($409) | ✅ More affordable ($50) |
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 i7-8665UE and Core i5-7442EQ
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.
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.
Processing Power
The Core i7-8665UE packs 4 cores / 8 threads, matching the Core i5-7442EQ's 4 cores. Boost clocks reach 4.4 GHz on the Core i7-8665UE versus 2.1 GHz on the Core i5-7442EQ — a 70.8% clock advantage for the Core i7-8665UE. The Core i7-8665UE uses the Whiskey Lake-U (2018−2019) architecture (14 nm), while the Core i5-7442EQ uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Core i7-8665UE scores 4,852 against the Core i5-7442EQ's 4,834 — a 0.4% lead for the Core i7-8665UE. L3 cache: 8 MB (total) on the Core i7-8665UE vs 6 MB on the Core i5-7442EQ.
| Feature | Core i7-8665UE | Core i5-7442EQ |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 4.4 GHz+110% | 2.1 GHz |
| Base Clock | 1.7 GHz | — |
| L3 Cache | 8 MB (total)+33% | 6 MB |
| L2 Cache | 256 kB (per core) | 1 MB+300% |
| Process | 14 nm | 14 nm |
| Architecture | Whiskey Lake-U (2018−2019) | Kaby Lake (2016−2019) |
| PassMark | 4,852 | 4,834 |
| 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 i7-8665UE | Core i5-7442EQ |
|---|---|---|
| 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 (Core i7-8665UE) vs VT-x, VT-d, EPT (Core i5-7442EQ). Both include integrated graphics — UHD Graphics 620 (Core i7-8665UE) and HD Graphics 630 (Core i5-7442EQ) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-8665UE targets Embedded, Core i5-7442EQ targets Embedded.
| Feature | Core i7-8665UE | Core i5-7442EQ |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | UHD Graphics 620 | HD Graphics 630 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | Embedded | Embedded |
Value Analysis
The Core i7-8665UE launched at $409 MSRP, while the Core i5-7442EQ debuted at $250. At current prices ($409 vs $50), the Core i5-7442EQ is $359 cheaper. In terms of value (PassMark points per dollar), the Core i7-8665UE delivers 11.9 pts/$ vs 96.7 pts/$ for the Core i5-7442EQ — making the Core i5-7442EQ the 156.3% better value option.
| Feature | Core i7-8665UE | Core i5-7442EQ |
|---|---|---|
| MSRP | $409 | $250-39% |
| Avg Price (30d) | $409 | $50-88% |
| Performance per Dollar | 11.9 | 96.7+713% |
| Release Date | 2018 | 2017 |
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