Core i5-8400H vs Core i7-7700T
Core i5-8400H
Core i7-7700T
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 i5-8400H is positioned at rank 142 and the Core i7-7700T is on rank 689, 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 i5-8400H
Performance Per Dollar Core i7-7700T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8400H | Core i7-7700T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($75) |
| Longevity | ✨ Modern (Coffee Lake-H (2018−2019) / 14 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-8400H | Core i7-7700T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($75) |
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 i5-8400H and Core i7-7700T
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.
Core i7-7700T
The Core i7-7700T 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. Base frequency is 2.9 GHz, with boost up to 3.8 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 7,517 points. Launch price was $303.
Processing Power
Both the Core i5-8400H and Core i7-7700T share an identical 4-core/8-thread configuration. Boost clocks reach 4.2 GHz on the Core i5-8400H versus 3.8 GHz on the Core i7-7700T — a 10% clock advantage for the Core i5-8400H (base: 2.5 GHz vs 2.9 GHz). The Core i5-8400H uses the Coffee Lake-H (2018−2019) architecture (14 nm), while the Core i7-7700T uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Core i5-8400H scores 7,456 against the Core i7-7700T's 7,517 — a 0.8% lead for the Core i7-7700T. Cinebench R23 multi-core: 4,657 vs 5,605 (18.5% advantage for the Core i7-7700T). Geekbench 6 single-core — the metric most relevant to gaming — records 1,493 vs 1,066, a 33.4% lead for the Core i5-8400H that directly translates to higher frame rates. Multi-core Geekbench: 4,963 vs 3,643 (30.7% advantage for the Core i5-8400H). L3 cache: 12 MB (total) on the Core i5-8400H vs 8 MB (total) on the Core i7-7700T.
| Feature | Core i5-8400H | Core i7-7700T |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 4.2 GHz+11% | 3.8 GHz |
| Base Clock | 2.5 GHz | 2.9 GHz+16% |
| L3 Cache | 12 MB (total)+50% | 8 MB (total) |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake-H (2018−2019) | Kaby Lake (2016−2019) |
| PassMark | 7,456 | 7,517 |
| Cinebench R23 Multi | 4,657 | 5,605+20% |
| Geekbench 6 Single | 1,493+40% | 1,066 |
| Geekbench 6 Multi | 4,963+36% | 3,643 |
Memory & Platform
The Core i5-8400H uses the BGA1440 socket (PCIe 3.0), while the Core i7-7700T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4 2666 MHz on the Core i5-8400H versus DDR4-2400 on the Core i7-7700T — the Core i5-8400H supports 200% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 64 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Intel HM370,Intel QM370 (Core i5-8400H) and B150,Q170,B250,Q250,H110,H170,Z170,H270,Z270 (Core i7-7700T).
| Feature | Core i5-8400H | Core i7-7700T |
|---|---|---|
| Socket | BGA1440 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4 2666 MHz | DDR4-2400 |
| Max RAM Capacity | 64 GB | 64 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Virtualization support: true (Core i5-8400H) vs Yes (Core i7-7700T). Both include integrated graphics — Intel UHD Graphics 630 (Core i5-8400H) and Intel HD Graphics 630 (Core i7-7700T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-8400H targets Mobile.
| Feature | Core i5-8400H | Core i7-7700T |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Intel UHD Graphics 630 | Intel HD Graphics 630 |
| Unlocked | No | — |
| AVX-512 | No | No |
| Virtualization | true | Yes |
| Target Use | Mobile | — |
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