IntelBX80677G4620
IntelBX80646I74770K

2 Cores, 4 Threads @3.7GHz, Kaby Lake.
Release date: Q1 2017.

4 Cores, 8 Threads @3.5GHz, Haswell.
Release date: Q1 2013.

Real World Speed
Performance profile from 176,034 user samples
3,147 User Benchmarks
Best Bench: 75% Base clock 3.7 GHz, turbo 3.7 GHz (avg)
Worst Bench: 54% Base clock 3.7 GHz, turbo 3.7 GHz (avg)
Poor: 54% Great: 75%
SPEED RANK: 466th / 1442
Gaming
Gaming 67%
Battle cruiser
Desktop
Desktop 75%
Battleship
Workstation
Workstation 49%
Yacht
172,887 User Benchmarks
Best Bench: 84% Base clock 3.5 GHz, turbo 4.7 GHz (avg)
Worst Bench: 60% Base clock 3.5 GHz, turbo 0.75 GHz (avg)
Poor: 60% Great: 84%
SPEED RANK: 327th / 1442
Gaming
Gaming 74%
Battleship
Desktop
Desktop 77%
Battleship
Workstation
Workstation 60%
Gunboat
Effective Speed
Effective CPU Speed
66.7 % 73.6 % Faster effective speed.
+10%
Memory
Avg. Memory Latency
83.6 Pts 85.6 Pts +2%
1-Core
Avg. Single Core Speed
106 Pts +5% 101 Pts
2-Core
Avg. Dual Core Speed
189 Pts 192 Pts +2%
4-Core
Avg. Quad Core Speed
289 Pts 334 Pts Faster quad-core speed.
+16%
8-Core
Avg. Octa Core Speed
294 Pts 497 Pts Much faster octa-core speed.
+69%
Memory
OC Memory Latency
94.5 Pts 96 Pts +2%
1-Core
OC Single Core Speed
118 Pts 122 Pts +3%
2-Core
OC Dual Core Speed
220 Pts 232 Pts Slightly faster OC dual-core speed.
+5%
4-Core
OC Quad Core Speed
329 Pts 403 Pts Faster OC quad-core speed.
+22%
8-Core
OC Octa Core Speed
329 Pts 609 Pts Hugely faster OC octa-core speed.
+85%
Market Share
Based on 67,743,075 CPUs tested
Market Share
Market Share (trailing 30 days)
0 % 0.25 % Insanely higher market share.
+∞%
Value
Value For Money
102 % Slightly better value.
+10%
92.7 %
User Rating
UBM User Rating
54 % 64 % More popular.
+19%
Price
Price (score)
$60 Much cheaper.
+50%
$120
Age
Newest
87 Months Much more recent.
+35%
133 Months
TDP
Thermal Design Power (TDP)
51 Watts Much more energy efficient.
+39%
84 Watts
Cores
CPU Processing Cores
2 cores 4 cores Hugely higher core count.
+100%
Threads
CPU Processing Threads
4 threads 8 threads Hugely higher thread count.
+100%
Lithography
Manufacturing process
14 nm Much newer manufacturing.
+36%
22 nm
Base Clock
Base Clock Speed
3.7 GHz Slightly faster base frequency.
+6%
3.5 GHz
Turbo Clock
Turbo Clock Speed
3.7 GHz 3.9 GHz Slightly faster turbo frequency.
+5%
64-Core
OC Multi Core Speed
329 Pts 620 Pts Hugely faster OC 64-core speed.
+88%
64-Core
Avg. Multi Core Speed
296 Pts 513 Pts Much faster 64-core speed.
+73%
Series
CPU Architecture
Kaby Lake Haswell
Socket
Motherboard Socket
FCLGA1151 FCLGA1150
Graphics
Integrated Graphics
HD 630 HD 4600
Launch Date
Launch Date
Q1'17 Q2'13
Cache
Cache
3 MB 8 MB SmartCache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2 SSE4.1/4.2, AVX 2.0
Lithography
Lithography
14 nm 22 nm
Recommended Price
Recommended Customer Price
$93.00 $339.00 - $350.00
Bus Speed
Bus Speed
8 GT/s DMI3 5 GT/s DMI2
Thermal Solution Specification
Thermal Solution Specification
PCG 2015C (65W) PCG 2013D
Max Memory Size
Max Memory Size (dependent on memory type)
64 GB 32 GB
Memory Types
Memory Types
DDR4-2133/2400, DDR3L-1333/1600 @ 1.35V DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
ECC Memory Supported
ECC Memory Supported ‡
Yes No
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 630 Intel® HD Graphics 4600
Graphics Base Frequency
Graphics Base Frequency
350.00 MHz 350 MHz
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.10 GHz 1.25 GHz
Graphics Video Max Memory
Graphics Video Max Memory
64 GB 2 GB
TSX-NI
Intel® TSX-NI
Yes No
PCI Express Revision
PCI Express Revision
3.0 Up to 3.0

More specs » More specs »
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The Core i7-4770K is Intel's fourth generation (codename Haswell) flagship processor in the hugely successful Core range. It's not surprising that the 4770K sets a new Real World Performance index record, besting its predecessor by just over 9%. The 4770K also tops out in the remainder of our benchmarks setting new highs of 10020 and 2164 in the PassMark and PassMark Single Thread tests which equates to roughly an 8% overall performance increase over the 3770K. With a TDP of 84 watts, power consumption has increased slightly over the 3770K. The new Core i7-4770K demonstrates around an 8% performance increase over its predecessor the 3770K but it costs 12% more. As a result, at least until prices drop, this processor represents marginally worse value for money than the 3770K. [Jun '13 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.
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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