
Core i7-6770HQ vs Core i5-7640X

Core i7-6770HQ

Core i5-7640X
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 i7-6770HQ is positioned at rank 475 and the Core i5-7640X is on rank 619, so the Core i7-6770HQ offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-6770HQ
Performance Per Dollar Core i5-7640X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-6770HQ | Core i5-7640X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($85) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | ✨ Modern (Kaby Lake-X (2017) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-6770HQ | Core i5-7640X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($85) |
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 i7-6770HQ and Core i5-7640X

Core i7-6770HQ
The Core i7-6770HQ is manufactured by Intel. It was released in 2 January 2016 (9 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 3.5 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 7,083 points. Launch price was $434.

Core i5-7640X
The Core i5-7640X is manufactured by Intel. It was released in 26 June 2017 (8 years ago). It is based on the Kaby Lake-X (2017) architecture. It features 4 cores and 4 threads. Base frequency is 4 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: LGA2066. Thermal design power (TDP): 112 Watt. Memory support: DDR4-2666. Passmark benchmark score: 7,060 points. Launch price was $242.
Processing Power
The Core i7-6770HQ packs 4 cores / 8 threads, matching the Core i5-7640X's 4 cores. Boost clocks reach 3.5 GHz on the Core i7-6770HQ versus 4.2 GHz on the Core i5-7640X — a 18.2% clock advantage for the Core i5-7640X (base: 2.6 GHz vs 4 GHz). The Core i7-6770HQ uses the Skylake (2015−2016) architecture (14 nm), while the Core i5-7640X uses Kaby Lake-X (2017) (14 nm). In PassMark, the Core i7-6770HQ scores 7,083 against the Core i5-7640X's 7,060 — a 0.3% lead for the Core i7-6770HQ. Multi-core Geekbench: 1,769 vs 3,726 (71.2% advantage for the Core i5-7640X). L3 cache: 6 MB on the Core i7-6770HQ vs 6 MB (total) on the Core i5-7640X.
| Feature | Core i7-6770HQ | Core i5-7640X |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.5 GHz | 4.2 GHz+20% |
| Base Clock | 2.6 GHz | 4 GHz+54% |
| L3 Cache | 6 MB | 6 MB (total) |
| L2 Cache | 1 MB+300% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (2015−2016) | Kaby Lake-X (2017) |
| PassMark | 7,083 | 7,060 |
| Cinebench R23 Multi | — | 3,726 |
| Geekbench 6 Single | — | 1,419 |
| Geekbench 6 Multi | 1,769 | 3,726+111% |
Memory & Platform
The Core i7-6770HQ uses the BGA1440 socket (PCIe 3.0), while the Core i5-7640X uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2133 on the Core i7-6770HQ versus DDR4-2666 on the Core i5-7640X — the Core i7-6770HQ supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 64 of RAM. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM170,QM170,CM236 (Core i7-6770HQ) and X299 (Core i5-7640X).
| Feature | Core i7-6770HQ | Core i5-7640X |
|---|---|---|
| Socket | BGA1440 | LGA2066 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | 2133+53225% | DDR4-2666 |
| Max RAM Capacity | 64 | 64 GB+104857500% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Only the Core i5-7640X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (Core i7-6770HQ) vs Yes (Core i5-7640X). The Core i7-6770HQ includes integrated graphics (Intel Iris Pro Graphics 580), while the Core i5-7640X requires a dedicated GPU. Primary use case: Core i5-7640X targets Desktop.
| Feature | Core i7-6770HQ | Core i5-7640X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel Iris Pro Graphics 580 | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | true | Yes |
| Target Use | — | Desktop |
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