Intel Core i7 8700K vs i7 5960X
We compared two desktop CPUs: the 3.7 GHz Intel Core i7 8700K with 6-cores against the 3.0 GHz i7 5960X with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating
Key Differences
Advantages of Intel Core i7 8700K
- Unlocked multiplier
- Supports up to 128 GB DDR4-2666 RAM
- Newer - released 3-years and 1-month later
- More modern manufacturing process – 14 versus 22 nanometers
- Consumes up to 32% less energy than the Core i7 5960X – 95 vs 140 Watt
- 39% faster in a single-core Geekbench v5 test - 1242 vs 896 points
- 34% higher Turbo Boost frequency (4.7 GHz vs 3.5 GHz)
- Includes an integrated GPU Intel UHD Graphics 630
Advantages of Intel Core i7 5960X
- Supports quad-channel memory
- Has 8 MB larger L3 cache size
- Around 26.4 GB/s (63%) higher theoretical memory bandwidth
- Has 2 more physical cores
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
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Specifications
General
| Vendor | Intel | Intel |
| Released | October 5, 2017 | August 29, 2014 |
| Type | Desktop | Desktop |
| instruction set | x86-64 | x86-64 |
| Codename | Coffee Lake | Haswell E |
| Model number | i7-8700K | i7-5960X |
| Socket | LGA-1151 | LGA-2011-3 |
| Integrated GPU | UHD Graphics 630 | No |
Performance
| Cores | 6 | 8 |
| Threads | 12 | 16 |
| Base Frequency | 3.7 GHz | 3.0 GHz |
| Turbo Boost Frequency | 4.7 GHz | 3.5 GHz |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 37x | 30x |
| Bus Bandwidth | 8 GT/s | - |
| L1 Cache | 64K (per core) | 64K (per core) |
| L2 Cache | 256K (per core) | 256K (per core) |
| L3 Cache | 12MB (shared) | 20MB (shared) |
| Unlocked Multiplier | Yes | No |
Power
| Transistors | - | 2.6 billions |
| Fabrication process | 14 nm | 22 nm |
| TDP | 95 W | 140 W |
| Max. temperature | 100°C | - |
iGPU
| Integrated Graphics | Intel UHD Graphics 630 | - |
| GPU Base Clock | 350 MHz | - |
| GPU Boost Clock | 1200 MHz | - |
| Shading Units | 192 | - |
| TMUs | 24 | - |
| ROPs | 3 | - |
| Execution Units | 24 | - |
| TGP | 15 W | - |
| Max. Resolution | 4096x2304 - 60 Hz | - |
iGPU FLOPS
Memory support
| Memory types | DDR4-2666 | DDR4-2133 |
| Memory Size | 128 GB | 64 GB |
| Max. Memory Channels | 2 | 4 |
| Max. Memory Bandwidth | 41.6 GB/s | 68 GB/s |
| ECC Support | No | No |
Misc
| Official site | Intel Core i7 8700K official page | Intel Core i7 5960X official page |
| PCI Express Version | 3.0 | 3.0 |
| PCI Express Lanes | 16 | 40 |
| Extended instructions | SSE4.1, SSE4.2, AVX-2 | SSE4.2, AVX-2 |
Cast your vote
Total votes: 5