IntelBX80684I58600
IntelBX80671I76800K

6 Cores, 6 Threads @3.10 GHz, Coffee Lake.
Release date ≈ Q2 2018.

6 Cores, 12 Threads @3.4GHz, Broadwell-E.
Release date: Q2 2016.

Real World Speed
Performance profile from 68,437 user samples
18,241 User Benchmarks
Best Bench: 95% Base clock 3.1 GHz, turbo 4.1 GHz (avg)
Worst Bench: 73% Base clock 3.1 GHz, turbo 1.6 GHz (avg)
Poor: 73% Great: 95%
SPEED RANK: 149th / 1442
Gaming
Gaming 88%
Aircraft carrier
Desktop
Desktop 89%
Aircraft carrier
Workstation
Workstation 73%
Battleship
50,196 User Benchmarks
Best Bench: 90% Base clock 3.4 GHz, turbo 4.1 GHz (avg)
Worst Bench: 71% Base clock 3.4 GHz, turbo 1.2 GHz (avg)
Poor: 71% Great: 90%
SPEED RANK: 221st / 1442
Gaming
Gaming 81%
Aircraft carrier
Desktop
Desktop 82%
Aircraft carrier
Workstation
Workstation 71%
Battleship
Effective Speed
Effective CPU Speed
88.2 % Slightly faster effective speed.
+9%
80.9 %
Memory
Avg. Memory Latency
87.7 Pts +2% 86 Pts
1-Core
Avg. Single Core Speed
125 Pts Faster single-core speed.
+17%
107 Pts
2-Core
Avg. Dual Core Speed
248 Pts Faster dual-core speed.
+16%
214 Pts
4-Core
Avg. Quad Core Speed
484 Pts Faster quad-core speed.
+19%
408 Pts
8-Core
Avg. Octa Core Speed
658 Pts 660 Pts +0%
Memory
OC Memory Latency
95.3 Pts +0% 94.9 Pts
1-Core
OC Single Core Speed
132 Pts Slightly faster OC single-core speed.
+6%
124 Pts
2-Core
OC Dual Core Speed
262 Pts Slightly faster OC dual-core speed.
+6%
248 Pts
4-Core
OC Quad Core Speed
517 Pts Slightly faster OC quad-core speed.
+7%
483 Pts
8-Core
OC Octa Core Speed
765 Pts 770 Pts +1%
Market Share
Based on 67,793,019 CPUs tested
Market Share
Market Share (trailing 30 days)
0.07 % Higher market share.
+17%
0.06 %
Value
Value For Money
102 % 106 % +5%
User Rating
UBM User Rating
54 % 65 % More popular.
+20%
Price
Price (score)
$165 $103 Much cheaper.
+38%
Age
Newest
72+ Months More recent.
+24%
95 Months
64-Core
OC Multi Core Speed
764 Pts 956 Pts Faster OC 64-core speed.
+25%
64-Core
Avg. Multi Core Speed
674 Pts 827 Pts Faster 64-core speed.
+23%
Launch Date
Launch Date
Q2'18 Q2'16
Cache
Cache
9 MB SmartCache 15 MB
Recommended Price
Recommended Customer Price
$213.00 - $224.00 N/A
Max Turbo Frequency
Max Turbo Frequency
4.30 GHz 3.8 GHz
Max Memory Size
Max Memory Size (dependent on memory type)
64 GB 128 GB
Memory Types
Memory Types
DDR4-2666 DDR4 2400/2133
Memory Channels
Max # of Memory Channels
2 4
Processor Graphics
Processor Graphics ‡
Intel® UHD Graphics 630 None
Hyper-Threading Tech
Intel® Hyper-Threading Technology ‡
No Yes
vPro Tech
Intel® vPro™ Technology ‡
Yes No
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
Yes No
Max # of PCI Express Lanes
Max # of PCI Express Lanes
16 28

More specs » More specs »
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Incredible performance for the $. Hard to justify going to an i7.  [Sep '18 GeneralDylan]

MORE DETAILS

The Core i7-6800K is the weakest of four new 14 nm Broadwell-E prosumer CPUs. This model has six cores with base and turbo frequencies of 3.4 and 3.8 GHz, a TDP of 140 watts and 28 PCIe 3.0 lanes. The 6800K closely matches, and supersedes, the very popular Haswell-E 5820K. Because of its MSRP of around $500, this CPU only makes sense for niche use cases which include graphics design, video production or multi GPU gaming. Comparing the 6800K and 6700K shows that for typical desktop use, at stock clocks, the 6800K actually lags the 6700K by around 10%. This is because desktop computing largely depends on single core performance and the Skylake i7-6700K is both clocked higher (Base clock 4.0 GHz vs 3.4 GHz) and has higher IPC due to its one generation lead over the 6800K. If the 6800K proves to be a capable overclocker then it may challenge the 6700K on a range of core-heavy use cases, time will tell. [Jun '16 CPUPro]

MORE DETAILS

Processor Rankings (Price vs Performance) May 2024 CPU Rankings

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
How Fast Is Your CPU? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchmark
  • - CPU tests include: integer, floating and string
  • - GPU tests include: six 3D game simulations
  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
  • - SkillBench (space shooter) tests user input accuracy
  • - Reports are generated and presented on userbenchmark.com
  • - Identify the strongest components in your PC
  • - See speed test results from other users
  • - Compare your components to the current market leaders
  • - Explore your best upgrade options with a virtual PC build
  • - Compare your in-game FPS to other users with your hardware

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $28Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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