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IntelBX80684I78700K
IntelBX8070110100

6 Cores, 12 Threads @3.7GHz, Coffee Lake.
Release date: Q4 2017.

4 Cores, 8 Threads @3.6GHz, Comet Lake.
Release date: Q2 2020.

CSGO
Dust 2 1080p Max
284 EFps Better CSGO EFps.
+25%
228 EFps
GTAV
Franklin & Lamar 1080p Max
106 EFps +4% 102 EFps
Overwatch
Temple of Anubis 1080p Max
139 EFps 139 EFps
PUBG
M249 Training 1080p Max
139 EFps Better PUBG EFps.
+18%
118 EFps
Fortnite
UserBenchmark Island 1080p Max
139 EFps Slightly Better Fortnite EFps.
+6%
131 EFps
Real World Speed
Performance profile from 770,850 user samples
746,287 User Benchmarks
Best Bench: 100% Base clock 3.7 GHz, turbo 5.05 GHz (avg)
Worst Bench: 76% Base clock 3.7 GHz, turbo 0.8 GHz (avg)
Poor: 76% Great: 100%
SPEED RANK: 167th / 1468
Gaming
Gaming 88%
Aircraft carrier
Desktop
Desktop 90%
Nuclear submarine
Workstation
Workstation 80%
Battleship
24,563 User Benchmarks
Best Bench: 86% Base clock 3.6 GHz, turbo 4.1 GHz (avg)
Worst Bench: 65% Base clock 3.6 GHz, turbo 4.05 GHz (avg)
Poor: 65% Great: 86%
SPEED RANK: 259th / 1468
Gaming
Gaming 80%
Battleship
Desktop
Desktop 84%
Aircraft carrier
Workstation
Workstation 66%
Battle cruiser
Effective Speed
Effective CPU Speed
88.4 % Faster effective speed.
+11%
79.9 %
Memory
Avg. Memory Latency
90.1 Pts Slightly lower memory latency.
+6%
85.3 Pts
1-Core
Avg. Single Core Speed
128 Pts Slightly faster single-core speed.
+7%
120 Pts
2-Core
Avg. Dual Core Speed
249 Pts Slightly faster dual-core speed.
+9%
229 Pts
4-Core
Avg. Quad Core Speed
466 Pts Faster quad-core speed.
+16%
402 Pts
8-Core
Avg. Octa Core Speed
770 Pts Faster octa-core speed.
+29%
596 Pts
Memory
OC Memory Latency
96.5 Pts +2% 94.7 Pts
1-Core
OC Single Core Speed
148 Pts Faster OC single-core speed.
+17%
126 Pts
2-Core
OC Dual Core Speed
292 Pts Faster OC dual-core speed.
+17%
250 Pts
4-Core
OC Quad Core Speed
558 Pts Faster OC quad-core speed.
+26%
444 Pts
8-Core
OC Octa Core Speed
892 Pts Much faster OC octa-core speed.
+35%
659 Pts
Market Share
Based on 68,909,476 CPUs tested
Market Share
Market Share (trailing 30 days)
1.39 % Hugely higher market share.
+718%
0.17 %
Value
Value For Money
101 % 111 % Slightly better value.
+10%
User Rating
UBM User Rating
82 % 89 % Slightly more popular.
+9%
Price
Price (score)
$170 $84 Much cheaper.
+51%
Age
Newest
85 Months 54 Months Much more recent.
+36%
TDP
Thermal Design Power (TDP)
95 Watts 65 Watts Much more energy efficient.
+32%
Cores
CPU Processing Cores
6 cores Much higher core count.
+50%
4 cores
Threads
CPU Processing Threads
12 threads Much higher thread count.
+50%
8 threads
Lithography
Manufacturing process
14 nm 14 nm
Base Clock
Base Clock Speed
3.7 GHz +3% 3.6 GHz
Turbo Clock
Turbo Clock Speed
4.7 GHz Slightly faster turbo frequency.
+9%
4.3 GHz
64-Core
OC Multi Core Speed
1147 Pts Much faster OC 64-core speed.
+73%
664 Pts
64-Core
Avg. Multi Core Speed
971 Pts Much faster 64-core speed.
+59%
611 Pts
Series
CPU Architecture
Coffee Lake Comet Lake
Socket
Motherboard Socket
FCLGA1151 FCLGA1200
Graphics
Integrated Graphics
UHD 630 UHD 630
Launch Date
Launch Date
Q4'17 Q2'20
Cache
Cache
12 MB 6 MB Intel® Smart Cache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2, AVX2 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Max Turbo Frequency
Max Turbo Frequency
4.70 GHz 4.30 GHz
Bus Speed
Bus Speed
8 GT/s DMI3 8 GT/s
Thermal Solution Specification
Thermal Solution Specification
PCG 2015C (130W) PCG 2015C
Max Memory Size
Max Memory Size (dependent on memory type)
64 GB 128 GB
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.20 GHz 1.10 GHz
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 2
Stable Image Platform Program (SIPP)
Intel® Stable Image Platform Program (SIPP)
Yes No
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
Yes No
PCI Express Revision
PCI Express Revision
3.0 3
PCI Express Configurations
PCI Express Configurations ‡
Up to 1x16 or 2x8 or 1x8+2x4 Up to 1x16, 2x8, 1x8+2x4

More specs » More specs »

The i7-8700K is Intel’s latest, top of the range, 8th generation Coffee Lake processor. Like Kaby Lake and Sky Lake before that, Coffee Lake is based on Intel’s 14nm architecture which has been slightly optimized on each iteration. Following AMD’s modus operandi, Intel has upped the cores and threads across the range of their CPUs. In previous generations, a 6-core processor would have been a high-end desk-top (HEDT) processor, however the i7-8700K is the first Intel CPU with 6 cores and 12 threads to be classified (and priced) as a mainstream consumer processor. Specifically, the i7-8700K features a base clock speed of 3.7 GHz which boosts to 4.7 GHz (4.5 GHz for the previous generation i7-7700k), 12MB of smart (L3) cache and 2 channels of DDR4 RAM. The majority of the performance improvements over the 7th generation stem from the higher core count which results in a 50% increase in multi-core speed between the i7-7700k and i7-8700k. A new motherboard will need to be factored into the budget when upgrading to the 8700K as it requires a new Intel Z370 chipset which has supposedly been designed to better deliver power to CPUs with a greater number of cores. Also available in this latest release of CPUs is the 6 core 6 thread i5-8600k which is a more rational option (around $100 cheaper) for the vast majority of users that don’t require hyper-threading. Sandy bridge owners can finally justify an upgrade but with the next iteration of AMD's Zen architecture just around the corner the CPU market will be a lot faster moving now that Intel, once again, has to compete. [Sep '17 CPUPro]

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The i3-10100 is Intel’s entry level 10th generation Comet Lake processor and represents the best value for money within the line-up. This quad-core hyper-threaded 65 Watt processor ships with a cooler and is capable of 4.3 GHz single and 4.1 GHz all core boosts. Although the i3-10100 requires a new LGA1200 motherboard, Intel have guaranteed that LGA1200 will be compatible with the next generation of Rocket Lake CPUs, expected later this year. Running at stock (2666 MHz) RAM frequency handicaps performance by as much as 15% so gamers should pair the 10100 with a Z490 motherboard. This will both open an upgrade path to higher tier "K" tier CPUs and unlock higher XMP RAM speeds (here is one of the builds from our EFps test lab). When paired with an RTX 2060S, the 10100 lags just 13% behind the i9-10900K flagship. The 10100 allows budget gamers to allocate more money towards a better GPU which often results in a stronger overall gaming system. At a retail price of $122 USD, the 10100 competes against AMD’s quad-core Ryzen 3 3300X. Game EFps and effective speed benchmarks show that the 10100’s lower memory latency gives it the edge. In addition, unlike the 3300X, the 10100 also packs integrated graphics with Quick Sync hardware encoding, which alleviates the need for desktop users to purchase a separate GPU. In order to achieve better value for money, it is necessary to consider the older generation 9100F, which, when paired with a 2060S, is 39% cheaper ($75 USD) for comparable gaming performance. [Jun '20 CPUPro]

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Processor Rankings (Price vs Performance) November 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]

Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.
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