Core i5-8279U vs Core i7-7700T
Core i5-8279U
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 i5-8279U is positioned at rank 596 and the Core i7-7700T is on rank 689, so the Core i5-8279U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-8279U
Performance Per Dollar Core i7-7700T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8279U | 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-U (2018−2019) / 14 nm) | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) |
💎 Value Proposition
| Insight | Core i5-8279U | 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 i5-8279U and Core i7-7700T
Core i5-8279U
The Core i5-8279U is manufactured by Intel. It was released in 3 April 2019 (6 years ago). It is based on the Coffee Lake-U (2018−2019) architecture. It features 4 cores and 8 threads. Base frequency is 2.4 GHz, with boost up to 4.1 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: 7,464 points. Launch price was $320.
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 i5-8279U and Core i7-7700T share an identical 4-core/8-thread configuration. Boost clocks reach 4.1 GHz on the Core i5-8279U versus 3.8 GHz on the Core i7-7700T — a 7.6% clock advantage for the Core i5-8279U (base: 2.4 GHz vs 2.9 GHz). The Core i5-8279U uses the Coffee Lake-U (2018−2019) architecture (14 nm), while the Core i7-7700T uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Core i5-8279U scores 7,464 against the Core i7-7700T's 7,517 — a 0.7% lead for the Core i7-7700T. L3 cache: 6 MB (total) on the Core i5-8279U vs 8 MB (total) on the Core i7-7700T.
| Feature | Core i5-8279U | Core i7-7700T |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 8 |
| Boost Clock | 4.1 GHz+8% | 3.8 GHz |
| Base Clock | 2.4 GHz | 2.9 GHz+21% |
| L3 Cache | 6 MB (total) | 8 MB (total)+33% |
| L2 Cache | 256K (per core) | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake-U (2018−2019) | Kaby Lake (2016−2019) |
| PassMark | 7,464 | 7,517 |
| Cinebench R23 Multi | — | 5,605 |
| Geekbench 6 Single | — | 1,066 |
| Geekbench 6 Multi | — | 3,643 |
Memory & Platform
The Core i5-8279U uses the FCBGA1528 socket (PCIe 3.0), while the Core i7-7700T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i5-8279U | Core i7-7700T |
|---|---|---|
| Socket | FCBGA1528 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2400 |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Core i5-8279U) / Yes (Core i7-7700T). The Core i7-7700T includes integrated graphics (Intel HD Graphics 630), while the Core i5-8279U requires a dedicated GPU.
| Feature | Core i5-8279U | Core i7-7700T |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics 630 |
| AVX-512 | — | No |
| Virtualization | — | Yes |
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