Core i7-8569U vs Core i5-9400T
Core i7-8569U
Core i5-9400T
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. The Core i7-8569U is positioned at rank #191 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-8569U
Performance Per Dollar Core i5-9400T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-8569U | Core i5-9400T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($60) |
| Longevity | ✨ Modern (Legacy / 14 nm) | ✨ Modern (Coffee Lake (2017−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-8569U | Core i5-9400T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($60) |
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 i7-8569U and Core i5-9400T
Core i7-8569U
The Core i7-8569U is manufactured by Intel. It was released in 1 April 2019 (6 years ago). It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 4.7 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 28 Watt. Memory support: DDR4-2400, LPDDR3-2133. Passmark benchmark score: 8,135 points. Launch price was $149.
Core i5-9400T
The Core i5-9400T is manufactured by Intel. It was released in 1 September 2018 (7 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 6 cores and 6 threads. Base frequency is 1.8 GHz, with boost up to 3.4 GHz. L3 cache: 9 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 8,180 points. Launch price was $182.
Processing Power
The Core i7-8569U packs 4 cores / 8 threads, while the Core i5-9400T offers 6 cores / 6 threads — the Core i5-9400T has 2 more cores. Boost clocks reach 4.7 GHz on the Core i7-8569U versus 3.4 GHz on the Core i5-9400T — a 32.1% clock advantage for the Core i7-8569U (base: 2.8 GHz vs 1.8 GHz). The Core i5-9400T is built on the Coffee Lake (2017−2019) architecture. In PassMark, the Core i7-8569U scores 8,135 against the Core i5-9400T's 8,180 — a 0.6% lead for the Core i5-9400T. L3 cache: 8 MB Intel® Smart Cache on the Core i7-8569U vs 9 MB (total) on the Core i5-9400T.
| Feature | Core i7-8569U | Core i5-9400T |
|---|---|---|
| Cores / Threads | 4 / 8 | 6 / 6+50% |
| Boost Clock | 4.7 GHz+38% | 3.4 GHz |
| Base Clock | 2.8 GHz+56% | 1.8 GHz |
| L3 Cache | 8 MB Intel® Smart Cache | 9 MB (total)+13% |
| L2 Cache | — | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | — | Coffee Lake (2017−2019) |
| PassMark | 8,135 | 8,180 |
Memory & Platform
The Core i7-8569U uses the FCBGA1528 socket (PCIe 3.0), while the Core i5-9400T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i7-8569U | Core i5-9400T |
|---|---|---|
| Socket | FCBGA1528 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Core i7-8569U) / VT-x, VT-d (Core i5-9400T). The Core i5-9400T includes integrated graphics (UHD Graphics 630), while the Core i7-8569U requires a dedicated GPU. Primary use case: Core i5-9400T targets Desktop.
| Feature | Core i7-8569U | Core i5-9400T |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | UHD Graphics 630 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Desktop |
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