IntelBX80662I76700
IntelBX80646I74770K

4 Cores, 8 Threads @3.4GHz, Skylake.
Release date: Q3 2015.

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

Real World Speed
Performance profile from 455,250 user samples
282,363 User Benchmarks
Best Bench: 80% Base clock 3.4 GHz, turbo 3.7 GHz (avg)
Worst Bench: 60% Base clock 3.4 GHz, turbo 3.7 GHz (avg)
Poor: 60% Great: 80%
SPEED RANK: 356th / 1442
Gaming
Gaming 72%
Battleship
Desktop
Desktop 75%
Battleship
Workstation
Workstation 59%
Gunboat
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
72.3 % 73.6 % +2%
Memory
Avg. Memory Latency
81.2 Pts 85.6 Pts Slightly lower memory latency.
+5%
1-Core
Avg. Single Core Speed
101 Pts 101 Pts
2-Core
Avg. Dual Core Speed
193 Pts +1% 192 Pts
4-Core
Avg. Quad Core Speed
343 Pts +3% 334 Pts
8-Core
Avg. Octa Core Speed
517 Pts +4% 497 Pts
Memory
OC Memory Latency
91.1 Pts 96 Pts Slightly lower OC memory latency.
+5%
1-Core
OC Single Core Speed
112 Pts 122 Pts Slightly faster OC single-core speed.
+9%
2-Core
OC Dual Core Speed
219 Pts 232 Pts Slightly faster OC dual-core speed.
+6%
4-Core
OC Quad Core Speed
384 Pts 403 Pts +5%
8-Core
OC Octa Core Speed
587 Pts 609 Pts +4%
Market Share
Based on 67,712,279 CPUs tested
Market Share
Market Share (trailing 30 days)
0.9 % Hugely higher market share.
+143%
0.37 %
Value
Value For Money
81.5 % 92.7 % Better value.
+14%
User Rating
UBM User Rating
60 % 64 % Slightly more popular.
+7%
Price
Price (score)
$180 $120 Much cheaper.
+33%
Age
Newest
103 Months More recent.
+23%
133 Months
TDP
Thermal Design Power (TDP)
65 Watts More energy efficient.
+23%
84 Watts
Cores
CPU Processing Cores
4 cores 4 cores
Threads
CPU Processing Threads
8 threads 8 threads
Lithography
Manufacturing process
14 nm Much newer manufacturing.
+36%
22 nm
Base Clock
Base Clock Speed
3.4 GHz 3.5 GHz +3%
Turbo Clock
Turbo Clock Speed
4 GHz +3% 3.9 GHz
64-Core
OC Multi Core Speed
595 Pts 620 Pts +4%
64-Core
Avg. Multi Core Speed
534 Pts +4% 513 Pts
Series
CPU Architecture
Skylake Haswell
Socket
Motherboard Socket
FCLGA1151 FCLGA1150
Graphics
Integrated Graphics
HD 530 HD 4600
Launch Date
Launch Date
Q3'15 Q2'13
Embedded Options Available
Embedded Options Available
Yes No
Lithography
Lithography
14 nm 22 nm
Recommended Price
Recommended Customer Price
$303.00 - $312.00 $339.00 - $350.00
Max Turbo Frequency
Max Turbo Frequency
4 GHz 3.9 GHz
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
DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Memory Bandwidth
Max Memory Bandwidth
34.1 GB/s 25.6 GB/s
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 530 Intel® HD Graphics 4600
Graphics Output
Graphics Output
eDP/DP/HDMI/DVI eDP/DP/HDMI/DVI/VGA
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
1.15 GHz 1.25 GHz
Graphics Video Max Memory
Graphics Video Max Memory
64 GB 2 GB
Graphics and IMC Lithography
Graphics and IMC Lithography
14 nm 22 nm
Virtualization for Directed I/O (VT-d)
Intel® Virtualization Technology for Directed I/O (VT-d) ‡
Yes No
TSX-NI
Intel® TSX-NI
Yes No
vPro Tech
Intel® vPro™ Technology ‡
Yes No
Stable Image Platform Program (SIPP)
Intel® Stable Image Platform Program (SIPP)
Yes No
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
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.
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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

  • - 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
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 Frequently Asked Questions

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