8th Gen Intel Core i7-8700K
- iGPU:
- Intel UHD Graphics 630
- Boost/Base Clock:
- 4.7 GHz / 3.7 GHz
- Core/Thread Count:
- 6 Core / 12 Thread
- Cache:
- 12MB L3 + 1.5MB L2 + 384KB L1
- TDP:
- 95 Watts
- CPU Process Node:
- 14 Nanometers
- CPU Socket:
- LGA 1151
- CPU Series:
- Coffee Lake
- Memory Support:
- DDR4-2666
- Form Factor:
- Desktop
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Manufacturer: Intel Last updated: September 9, 2026
8th Gen Intel Core i7-8700K Review
The 8th Gen Intel Core i7-8700K is an unlocked 6-core, 12-thread desktop processor built on Coffee Lake, running a 3.7 GHz base clock that boosts to 4.7 GHz within a 95 Watt TDP on the LGA 1151 socket.
This chip was a genuine milestone for Intel's mainstream desktop lineup, marking the jump from 4-core to 6-core i7 chips and remaining a popular enthusiast overclocking choice years after launch.
Intel UHD Graphics 630
A basic integrated GPU intended for display output; enthusiast desktop builds around this chip typically pair it with a discrete GPU.
How Is the Core i7-8700K in Terms of Performance
The unlocked multiplier and genuinely strong 4.7 GHz boost clock made this chip a favorite among enthusiast overclockers at launch, with the jump to 6 cores representing a real generational leap over the previous 4-core i7 lineup.
Benchmarks
Cinebench R20 single-core scores of 470 reflect genuinely strong per-core performance for its generation, a key reason this chip remained popular for gaming builds years after its original launch.
Specifications
Identity
| Brand | Intel |
|---|---|
| Product Line | Core i7 |
| Product Line | Core i7 |
| Model Number | 8700K |
| Codename | Coffee Lake |
| Release Year | 2017 |
Segment and platform
| Market Segment | Desktop |
|---|---|
| Microarchitecture | Coffee Lake, 8th Gen Intel Core |
| Socket | LGA 1151 |
| Socket Status | End of Life |
| Process Node | 14 nm |
| Process Node | 14 nm |
Core configuration
| Performance Cores | 6 |
|---|---|
| Efficiency Cores | 0 |
| SMT Enabled | Yes |
Clock speeds
| P-Core Base Clock | 3.7 GHz |
|---|---|
| P-Core Boost Clock | 4.7 GHz |
Cache
| L2 Cache | 1.5 MB |
|---|---|
| L3 Cache | 12 MB |
Power and thermal
| Base Power | 95 W |
|---|---|
| Max Turbo Power | 95 W |
Memory
| Memory Type | DDR4-2666 |
|---|---|
| Memory Type | DDR4 |
| Max Memory Speed | 2666 MT/s |
| Memory Channels | 2 |
| ECC Support | No |
Graphics and AI
| Integrated Graphics | Yes |
|---|---|
| iGPU Model | Intel UHD Graphics 630 |
| Copilot Plus Certified | No |
Expansion
| PCIe Generation | 3.0 |
|---|---|
| PCIe Lanes | 16 |
Commercial
| Launch MSRP | 359 USD |
|---|---|
| Retail Availability | Retail |
| Form Factor | Desktop |
|---|---|
| Core/Thread Count | 6 Core / 12 Thread |
| TDP | 95 W |
| iGPU | Intel UHD Graphics 630 |
| Cache | 12MB L3 + 1.5MB L2 + 384KB L1 |
| Boost/Base Clock | 4.7 GHz / 3.7 GHz |
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- Enthusiast desktop builders wanting an unlocked, overclockable 6-core chip with genuinely strong per-core performance
Not for
- Buyers wanting the latest architecture — considerably newer chips offer meaningful IPC and efficiency improvements
FAQs
What are the key specifications of the 8th Gen Intel Core i7-8700K?
The 8th Gen Intel Core i7-8700K is a processor from Intel. Key specs: iGPU Intel UHD Graphics 630, Boost/Base Clock 4.7 GHz / 3.7 GHz, Core/Thread Count 6 Core / 12 Thread, Cache 12MB L3 + 1.5MB L2 + 384KB L1, TDP 95 Watts.
Will the 8th Gen Intel Core i7-8700K work with my current setup?
The 8th Gen Intel Core i7-8700K lists CPU Socket is LGA 1151. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the 8th Gen Intel Core i7-8700K best suited to?
It suits enthusiast desktop builders wanting an unlocked, overclockable 6-core chip with genuinely strong per-core performance.
What are the drawbacks of the 8th Gen Intel Core i7-8700K?
It is a poor fit for buyers wanting the latest architecture — considerably newer chips offer meaningful ipc and efficiency improvements.