AMD
$110
IntelBX80677I77700K
 $110 

4 Cores, 4 Threads @3.6GHz, Bulldozer.
Release date: Q4 2011.

4 Cores, 8 Threads @4.2GHz, Kaby Lake.
Release date: Q1 2017.

Real World Speed
Performance profile from 744,783 user samples
32,471 User Benchmarks
Best Bench: 58% Base clock 4 GHz, turbo 4 GHz (avg)
Worst Bench: 39% Base clock 3.6 GHz, turbo 3.65 GHz (avg)
Poor: 39% Great: 58%
SPEED RANK: 757th / 1442
Gaming
Gaming 51%
Yacht
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 36%
Jet ski
712,312 User Benchmarks
Best Bench: 92% Base clock 4.2 GHz, turbo 5 GHz (avg)
Worst Bench: 71% Base clock 4.2 GHz, turbo 0.2 GHz (avg)
Poor: 71% Great: 92%
SPEED RANK: 189th / 1442
Gaming
Gaming 84%
Aircraft carrier
Desktop
Desktop 89%
Aircraft carrier
Workstation
Workstation 70%
Battleship
Effective Speed
Effective CPU Speed
51.4 % 84.2 % Much faster effective speed.
+64%
Memory
Avg. Memory Latency
76.7 Pts 89.6 Pts Lower memory latency.
+17%
1-Core
Avg. Single Core Speed
55.7 Pts 127 Pts Hugely faster single-core speed.
+128%
2-Core
Avg. Dual Core Speed
99.2 Pts 242 Pts Hugely faster dual-core speed.
+144%
4-Core
Avg. Quad Core Speed
153 Pts 426 Pts Hugely faster quad-core speed.
+178%
8-Core
Avg. Octa Core Speed
158 Pts 647 Pts Hugely faster octa-core speed.
+309%
Memory
OC Memory Latency
84.7 Pts 96.5 Pts Lower OC memory latency.
+14%
1-Core
OC Single Core Speed
66.5 Pts 142 Pts Hugely faster OC single-core speed.
+114%
2-Core
OC Dual Core Speed
124 Pts 275 Pts Hugely faster OC dual-core speed.
+122%
4-Core
OC Quad Core Speed
191 Pts 482 Pts Hugely faster OC quad-core speed.
+152%
8-Core
OC Octa Core Speed
192 Pts 737 Pts Hugely faster OC octa-core speed.
+284%
Market Share
Based on 67,694,575 CPUs tested
Market Share
Market Share (trailing 30 days)
0 % 1.19 % Insanely higher market share.
+∞%
Value
Value For Money
66.3 % 86.7 % Much better value.
+31%
User Rating
UBM User Rating
52 % 83 % Much more popular.
+60%
Price
Price (score)
$110 Much cheaper.
+56%
$250
Age
Newest
150 Months 87 Months Much more recent.
+42%
TDP
Thermal Design Power (TDP)
95 Watts 91 Watts +4%
Cores
CPU Processing Cores
4 cores 4 cores
Threads
CPU Processing Threads
4 threads 8 threads Hugely higher thread count.
+100%
Lithography
Manufacturing process
32 nm 14 nm Much newer manufacturing.
+56%
Base Clock
Base Clock Speed
3.6 GHz 4.2 GHz Faster base frequency.
+17%
Turbo Clock
Turbo Clock Speed
3.8 GHz 4.5 GHz Faster turbo frequency.
+18%
64-Core
OC Multi Core Speed
195 Pts 747 Pts Hugely faster OC 64-core speed.
+283%
64-Core
Avg. Multi Core Speed
159 Pts 662 Pts Hugely faster 64-core speed.
+316%
Series
CPU Architecture
Bulldozer Kaby Lake
Socket
Motherboard Socket
AM3+ FCLGA1151
Graphics
Integrated Graphics
None HD 630
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The AMD FX-4100 is an inexpensive entry level quad-core processor. It was released in Q4 of 2011 and at the time was AMD’s budget chip on its latest Bulldozer architecture. Its base clock speed of 3.6 GHz boosts to 3.8 GHz in turbo mode and with appropriate cooling can be over-clocked to speeds of 4.9 GHz. Even though these numbers appear impressive, the real world effective speed only averages 59. This should be fine for general computing and even gaming when coupled with an appropriate GPU. It’s the FX-4100’s single-core performance which lets it down when compared to similarly priced Intel processors such as the Core i3-3225. Since the majority of daily computing relies single core performance typical desktop users will find better value elsewhere. [Nov '14 CPUPro]

MORE DETAILS

The Core i7-7700K is Intel’s flagship Kaby Lake based CPU which is reported to have the same IPC as its predecessor, Skylake. Comparing the 7700K and 6700K shows that both average effective speed and peak overclocked speed are up by 7%. Most of the increase in average effective speed is explained by the 5% boost in base clocks from 4.0 to 4.2 GHz. The improved peak lab speed is attributable to a combination of better overclocking capacity and improvements in Intel’s speedshift technology which make the 7700K slightly more responsive. Kaby Lake also has marginally better HD 630 integrated graphics. The i7-7700K is priced similarly to the i7-6700K so for top end gaming and workstation builds, the 7700K is the clear choice for 2017. AMD’s Ryzen will release later this year so things could change at that time. [Jan '17 CPUPro]

MORE DETAILS

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.
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.

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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

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