IntelBX80637I73770
$297
IntelBX80684I99900K
 $297 

4 Cores, 8 Threads @3.4GHz, Ivy Bridge.
Release date: Q1 2012.

8 Cores, 16 Threads @3.6GHz, Coffee Lake.
Release date: Q4 2018.

Real World Speed
Performance profile from 632,430 user samples
278,207 User Benchmarks
Best Bench: 76% Base clock 3.4 GHz, turbo 4.1 GHz (avg)
Worst Bench: 57% Base clock 3.4 GHz, turbo 3.65 GHz (avg)
Poor: 57% Great: 76%
SPEED RANK: 423rd / 1441
Gaming
Gaming 69%
Battle cruiser
Desktop
Desktop 73%
Battleship
Workstation
Workstation 55%
Yacht
354,223 User Benchmarks
Best Bench: 104% Base clock 3.6 GHz, turbo 5.2 GHz (avg)
Worst Bench: 89% Base clock 3.6 GHz, turbo 1.3 GHz (avg)
Poor: 89% Great: 104%
SPEED RANK: 90th / 1441
Gaming
Gaming 98%
Nuclear submarine
Desktop
Desktop 98%
Nuclear submarine
Workstation
Workstation 97%
Nuclear submarine
Effective Speed
Effective CPU Speed
69 % 97.9 % Much faster effective speed.
+42%
Memory
Avg. Memory Latency
83 Pts 93.1 Pts Lower memory latency.
+12%
1-Core
Avg. Single Core Speed
91.3 Pts 142 Pts Much faster single-core speed.
+56%
2-Core
Avg. Dual Core Speed
174 Pts 281 Pts Much faster dual-core speed.
+61%
4-Core
Avg. Quad Core Speed
299 Pts 551 Pts Hugely faster quad-core speed.
+84%
8-Core
Avg. Octa Core Speed
436 Pts 981 Pts Hugely faster octa-core speed.
+125%
Memory
OC Memory Latency
93.1 Pts 97.2 Pts +4%
1-Core
OC Single Core Speed
101 Pts 153 Pts Much faster OC single-core speed.
+51%
2-Core
OC Dual Core Speed
198 Pts 305 Pts Much faster OC dual-core speed.
+54%
4-Core
OC Quad Core Speed
345 Pts 604 Pts Much faster OC quad-core speed.
+75%
8-Core
OC Octa Core Speed
497 Pts 1116 Pts Hugely faster OC octa-core speed.
+125%
Market Share
Based on 67,709,837 CPUs tested
Market Share
Market Share (trailing 30 days)
0.44 % 0.85 % Hugely higher market share.
+93%
Value
Value For Money
67.7 % 88 % Much better value.
+30%
User Rating
UBM User Rating
58 % 86 % Much more popular.
+48%
Price
Price (score)
$297 Cheaper.
+27%
$409
Age
Newest
145 Months 65 Months Much more recent.
+55%
TDP
Thermal Design Power (TDP)
77 Watts More energy efficient.
+19%
95 Watts
Cores
CPU Processing Cores
4 cores 8 cores Hugely higher core count.
+100%
Threads
CPU Processing Threads
8 threads 16 threads Hugely higher thread count.
+100%
Lithography
Manufacturing process
22 nm 14 nm Much newer manufacturing.
+36%
Base Clock
Base Clock Speed
3.4 GHz 3.6 GHz Slightly faster base frequency.
+6%
Turbo Clock
Turbo Clock Speed
3.9 GHz 5 GHz Faster turbo frequency.
+28%
64-Core
OC Multi Core Speed
498 Pts 1590 Pts Hugely faster OC 64-core speed.
+219%
64-Core
Avg. Multi Core Speed
449 Pts 1451 Pts Hugely faster 64-core speed.
+223%
Series
CPU Architecture
Ivy Bridge Coffee Lake
Socket
Motherboard Socket
FCLGA1155 FCLGA1151
Graphics
Integrated Graphics
HD 4000 UHD 630
Launch Date
Launch Date
Q2'12 Q4'18
Cache
Cache
8 MB SmartCache 16 MB SmartCache
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
22 nm 14 nm
Recommended Price
Recommended Customer Price
$283.00 - $305.00 $488.00 - $499.00
Max Turbo Frequency
Max Turbo Frequency
3.9 GHz 5.00 GHz
Bus Speed
Bus Speed
5 GT/s DMI 8 GT/s DMI3
Thermal Solution Specification
Thermal Solution Specification
2011D PCG 2015D (130W)
Max Memory Size
Max Memory Size (dependent on memory type)
32 GB 64 GB
Memory Types
Memory Types
DDR3 1333/1600 DDR4-2666
Memory Bandwidth
Max Memory Bandwidth
25.6 GB/s 41.6 GB/s
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 4000 Intel® UHD Graphics 630
Graphics Base Frequency
Graphics Base Frequency
650 MHz 350 MHz
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.15 GHz 1.20 GHz
TSX-NI
Intel® TSX-NI
No Yes
PCI Express Configurations
PCI Express Configurations ‡
up to 1x16, 2x8, 1x8 & 2x4 Up to 1x16, 2x8, 1x8+2x4

More specs » More specs »
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The Intel Core i7-3770 is an Ivy Bridge processor. With four cores and eight threads the 3770 has excellent single , dual and multi-core performance. Comparing the 3770 to the 4770K shows that the 4770K leads by 11% at stock speeds and, thanks to an unlocked multiplier on the 4770K, by 15% at overclocked frequencies. The i7-3770 has a very strong performance profile which includes multi-core capabilities that are likely to be overkill for the majority of desktop users. Comparing the 3770 to the 3770K shows that the unlocked 3770K allows for, on average, an additional 8% increase in performance. [Mar '14 CPUPro]

MORE DETAILS

The Intel i9-9900K is an 8 core, 16 thread, unlocked 9th generation Coffee Lake processor. It has a base / boost clocks of 3.6 / 4.7 GHz and a single-core boost of 5.0 GHz (the highest frequency achieved yet from this class of Intel CPU). It features 16 MB of cache, a 95W TDP and Intel UHD 630 graphics. The 9900K is compatible with the new Z390 chipset, and subject to a BIOS update, is also compatible with the older Z370 chipset. Aimed at users who do not wish to compromise, the i9-9900K offers the best gaming and desktop experience available at any price. Heavy workstation users should consider the Ryzen 9 3900X which is similarly priced. Comparing the overclocked 3900X shows that it is just 10% worse for gaming and desktop (sub octa-core) but around 40% better for 64-core computations. Gamers should consider the 9700K which offers identical overclocked gaming performance at a $100 USD discount. [Oct '18 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.
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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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How it works

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  • - CPU tests include: integer, floating and string
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  • - 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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HDDRAMUSB
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WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
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