IntelBX80623I52400
IntelBX80684I99900KS

4 Cores, 4 Threads @3.1GHz, Sandy Bridge.
Release date: Q1 2011.

  

8 Cores, 16 Threads @4.00 GHz, 127 W.
Release date ≈ Q4 2019.

Real World Speed
Performance profile from 161,813 user samples
149,776 User Benchmarks
Best Bench: 75% Base clock 3.1 GHz, turbo 3.6 GHz (avg)
Worst Bench: 54% Base clock 3.1 GHz, turbo 3.2 GHz (avg)
Poor: 54% Great: 75%
SPEED RANK: 357th / 1316
Gaming
Gaming 68%
Battle cruiser
Desktop
Desktop 72%
Battleship
Workstation
Workstation 50%
Yacht
12,037 User Benchmarks
Best Bench: 106% Base clock 4 GHz, turbo 5.4 GHz (avg)
Worst Bench: 91% Base clock 4 GHz, turbo 4.95 GHz (avg)
Poor: 91% Great: 106%
SPEED RANK: 14th / 1316
Gaming
Gaming 101%
UFO
Desktop
Desktop 101%
UFO
Workstation
Workstation 101%
UFO
Effective Speed
Effective CPU Speed
68.3 % 101 % Much faster effective speed.
+48%
Memory
Avg. Memory Latency
84.7 Pts 93.5 Pts Lower memory latency.
+10%
1-Core
Avg. Single Core Mixed Speed
82.5 Pts 149 Pts Hugely faster single-core speed.
+81%
2-Core
Avg. Dual Core Mixed Speed
162 Pts 296 Pts Hugely faster dual-core speed.
+83%
4-Core
Avg. Quad Core Mixed Speed
301 Pts 579 Pts Hugely faster quad-core speed.
+92%
8-Core
Avg. Octa Core Mixed Speed
306 Pts 1061 Pts Hugely faster octa-core speed.
+247%
Memory
OC Memory Latency
92 Pts 97.9 Pts Slightly lower OC memory latency.
+6%
1-Core
OC Single Core Mixed Speed
88.7 Pts 156 Pts Much faster OC single-core speed.
+76%
2-Core
OC Dual Core Mixed Speed
173 Pts 311 Pts Much faster OC dual-core speed.
+80%
4-Core
OC Quad Core Mixed Speed
337 Pts 620 Pts Hugely faster OC quad-core speed.
+84%
8-Core
OC Octa Core Mixed Speed
337 Pts 1211 Pts Hugely faster OC octa-core speed.
+259%
Market Share
Based on 46,448,486 CPUs tested.
Market Share
Market Share (trailing 30 days)
0.34 % Hugely higher market share.
+750%
0.04 %
User Rating
UBM User Rating
59 % Slightly more popular.
+5%
56 %
Age
Newest
128 Months 23+ Months Hugely more recent.
+82%
64-Core
OC Multi Core Mixed Speed
339 Pts 1666 Pts Hugely faster OC 64-core speed.
+391%
64-Core
Avg. Multi Core Mixed Speed
307 Pts 1503 Pts Hugely faster 64-core speed.
+390%
Launch Date
Launch Date
Q1'11 Q4'19
Cache
Cache
6 MB SmartCache 16 MB Intel® Smart Cache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2, AVX Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Embedded Options Available
Embedded Options Available
Yes No
Lithography
Lithography
32 nm 14 nm
Max Turbo Frequency
Max Turbo Frequency
3.4 GHz 5.00 GHz
Bus Speed
Bus Speed
5 GT/s DMI 8 GT/s
Max Memory Size
Max Memory Size (dependent on memory type)
32 GB 128 GB
Memory Types
Memory Types
DDR3 1066/1333 DDR4-2666
Memory Bandwidth
Max Memory Bandwidth
21 GB/s 41.6 GB/s
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 2000 Intel® UHD Graphics 630
Graphics Base Frequency
Graphics Base Frequency
850 MHz 350 MHz
# of Displays Supported
# of Displays Supported ‡
2 3
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.1 GHz 1.20 GHz
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 2
Hyper-Threading Tech
Intel® Hyper-Threading Technology ‡
No Yes
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
Yes No
PCI Express Revision
PCI Express Revision
2.0 3

More specs » More specs »
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Pros: Brilliant value for money. Cons: It's not the 2400k which can be had for just a tiny bit more and offers a lot more flexibility in terms of overclocking. [Apr '12 CPUPro]

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most powerful gaming cpu in 2019  [Oct '19 Viper207]

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Processor Rankings (Price vs Performance) September 2021 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 freeware 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 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

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