IntelBX80673I97900X
IntelBX8070110100

10 Cores, 20 Threads @3.8GHz, Skylake-X.
Release date: Q2 2017.

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

Real World Speed
Performance profile from 43,995 user samples
19,432 User Benchmarks
Best Bench: 92% Base clock 3.3 GHz, turbo 4.95 GHz (avg)
Worst Bench: 72% Base clock 3.3 GHz, turbo 0.7 GHz (avg)
Poor: 72% Great: 92%
SPEED RANK: 209th / 1442
Gaming
Gaming 82%
Aircraft carrier
Desktop
Desktop 83%
Aircraft carrier
Workstation
Workstation 89%
Aircraft carrier
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: 240th / 1442
Gaming
Gaming 80%
Battleship
Desktop
Desktop 84%
Aircraft carrier
Workstation
Workstation 66%
Battle cruiser
Effective Speed
Effective CPU Speed
81.9 % +3% 79.9 %
Memory
Avg. Memory Latency
76.1 Pts 85.3 Pts Lower memory latency.
+12%
1-Core
Avg. Single Core Speed
123 Pts +2% 120 Pts
2-Core
Avg. Dual Core Speed
243 Pts Slightly faster dual-core speed.
+6%
229 Pts
4-Core
Avg. Quad Core Speed
470 Pts Faster quad-core speed.
+17%
402 Pts
8-Core
Avg. Octa Core Speed
898 Pts Much faster octa-core speed.
+51%
596 Pts
Memory
OC Memory Latency
87.6 Pts 94.7 Pts Slightly lower OC memory latency.
+8%
1-Core
OC Single Core Speed
138 Pts Slightly faster OC single-core speed.
+10%
126 Pts
2-Core
OC Dual Core Speed
276 Pts Faster OC dual-core speed.
+10%
250 Pts
4-Core
OC Quad Core Speed
548 Pts Faster OC quad-core speed.
+23%
444 Pts
8-Core
OC Octa Core Speed
1069 Pts Much faster OC octa-core speed.
+62%
659 Pts
Market Share
Based on 67,695,524 CPUs tested
Market Share
Market Share (trailing 30 days)
0.04 % 0.18 % Hugely higher market share.
+350%
Value
Value For Money
71.2 % 108 % Much better value.
+51%
User Rating
UBM User Rating
55 % 90 % Much more popular.
+64%
Price
Price (score)
$462 $94 Much cheaper.
+80%
Age
Newest
81 Months 47 Months Much more recent.
+42%
TDP
Thermal Design Power (TDP)
140 Watts 65 Watts Much more energy efficient.
+54%
Cores
CPU Processing Cores
10 cores Hugely higher core count.
+150%
4 cores
Threads
CPU Processing Threads
20 threads Hugely higher thread count.
+150%
8 threads
Lithography
Manufacturing process
14 nm 14 nm
Base Clock
Base Clock Speed
3.8 GHz Slightly faster base frequency.
+6%
3.6 GHz
Turbo Clock
Turbo Clock Speed
4.3 GHz 4.3 GHz
64-Core
OC Multi Core Speed
1853 Pts Hugely faster OC 64-core speed.
+179%
664 Pts
64-Core
Avg. Multi Core Speed
1589 Pts Hugely faster 64-core speed.
+160%
611 Pts
Series
CPU Architecture
Skylake-X Comet Lake
Socket
Motherboard Socket
LGA2066 FCLGA1200
Graphics
Integrated Graphics
None UHD 630
Launch Date
Launch Date
Q2'17 Q2'20
Cache
Cache
13.75 MB L3 6 MB Intel® Smart Cache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2, AVX2, AVX-512 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Bus Speed
Bus Speed
8 GT/s DMI3 8 GT/s
Turbo Boost 3.0 Tech
Intel® Turbo Boost Max Technology 3.0 ‡
Yes No
Thermal Solution Specification
Thermal Solution Specification
PCG 2017X PCG 2015C
Memory Channels
Max # of Memory Channels
4 2
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 2
PCI Express Revision
PCI Express Revision
3.0 3
Max # of PCI Express Lanes
Max # of PCI Express Lanes
44 16

More specs » More specs »
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Intel’s core i9-7900X, from the Skylake-X series, is Intel’s latest 10-core, 20-thread flagship processor. It's the first to bear the i9 moniker and utilize the new X299 (Basin Falls) chipset/motherboard. The 7900X is the fastest CPU on the market today, however, imminent competition from AMD’s 16-core, 32-thread Ryzen Threadripper CPUs and the forthcoming release of more Intel Core X series mean that its reign will be a short one. The i9-7900X supersedes the 10-core Broadwell-E core i7-6950X that held the crown for little over a year. Both are extremely powerful and pricey high end desktop processors (HEDTs) which excel in multi-threaded tasks such as media encoding. However, despite the same power draw (TDP 140W), the newer i9-7900X betters the i7-6950X in terms of peak overclocked performance by 10% mostly thanks to increased clock speeds from 3.0GHz/4.0GHz to 3.3GHz/4.3GHz for base/turbo. It also betters the i7-6950X on price by around 28%. This all translates to the i9-7900X offering around 20% more value for money, even despite its eye-watering $999 price tag. The more accessible pricing (albeit not accessible for the majority) and hurried release of the i9-7900k to market is widely perceived as a reaction to AMD’s Ryzen Threadripper CPUs, rumoured for release towards the end of July 2017. So if you want to own the fastest consumer CPU in the world, it would be wise to wait for the dust to settle. [Jul '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) April 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.
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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.

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  • - 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
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 Frequently Asked Questions

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