
Core i5-8269U

Core i7-990X
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 i5-8269U is positioned at rank 814 and the Core i7-990X is on rank 1046, so the Core i5-8269U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-8269U
Performance Per Dollar Core i7-990X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8269U | Core i7-990X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($225) |
| Longevity | ✨ Modern (Coffee Lake-U (2018−2019) / 14 nm) | 🛑 Legacy (Gulftown (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Core i5-8269U | Core i7-990X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($225) |
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 i5-8269U and Core i7-990X

Core i5-8269U
The Core i5-8269U is manufactured by Intel. It was released in 5 April 2018 (7 years ago). It is based on the Coffee Lake-U (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 4.2 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 28 Watt. Memory support: DDR4. Passmark benchmark score: 7,111 points. Launch price was $320.

Core i7-990X
The Core i7-990X is manufactured by Intel. It was released in 24 February 2011 (14 years ago). It is based on the Gulftown (2010−2011) architecture. It features 6 cores and 12 threads. Base frequency is 3.46 GHz, with boost up to 3.73 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 7,135 points. Launch price was $1,104.
Processing Power
The Core i5-8269U packs 4 cores / 8 threads, while the Core i7-990X offers 6 cores / 12 threads — the Core i7-990X has 2 more cores. Boost clocks reach 4.2 GHz on the Core i5-8269U versus 3.73 GHz on the Core i7-990X — a 11.9% clock advantage for the Core i5-8269U (base: 2.6 GHz vs 3.46 GHz). The Core i5-8269U uses the Coffee Lake-U (2018−2019) architecture (14 nm), while the Core i7-990X uses Gulftown (2010−2011) (32 nm). In PassMark, the Core i5-8269U scores 7,111 against the Core i7-990X's 7,135 — a 0.3% lead for the Core i7-990X. L3 cache: 6 MB (total) on the Core i5-8269U vs 12 MB (total) on the Core i7-990X.
| Feature | Core i5-8269U | Core i7-990X |
|---|---|---|
| Cores / Threads | 4 / 8 | 6 / 12+50% |
| Boost Clock | 4.2 GHz+13% | 3.73 GHz |
| Base Clock | 2.6 GHz | 3.46 GHz+33% |
| L3 Cache | 6 MB (total) | 12 MB (total)+100% |
| L2 Cache | 256K (per core) | 256 kB (per core) |
| Process | 14 nm-56% | 32 nm |
| Architecture | Coffee Lake-U (2018−2019) | Gulftown (2010−2011) |
| PassMark | 7,111 | 7,135 |
Memory & Platform
The Core i5-8269U uses the FCBGA1528 socket (PCIe 3.0), while the Core i7-990X uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core i5-8269U | Core i7-990X |
|---|---|---|
| Socket | FCBGA1528 | LGA1366 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
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