Intel Core i7-7700K, Core i5-7600K (Kaby Lake) and Z270 Chipset Review

Written by Antony Leather

January 3, 2017 | 16:59

Tags: #7600k #7700k #best-gaming-cpu #core-i5-7600k-kaby-lake-and-z270-chipset-review #intel-core-i7-7700k #kaby-lake #kaby-lake-overclocking #kaby-lake-review #overclocking #z270

Companies: #bit-tech

Integrated Graphics Performance


Unigine Valley - IGP Performance

1,920 x 1,080, 'High' settings

  • Intel Core i7-7700K (Intel HD Graphics 630)
  • Intel Core i7-6700K (Intel HD Graphics 530)
    • 650
    • 647
0
100
200
300
400
500
600
700
Score (higher is better)
  • Score

IPC Comparison


Cinebench R15 (Multi-Threaded) - IPC Comparison

64-bit, CPU test

  • Intel Core i7-7700K (4GHz)
  • Intel Core i7-6700K (4GHz)
    • 872
    • 872
0
100
200
300
400
500
600
700
800
900
Score (higher is better)
  • Score

Cinebench R15 (Single-Threaded) - IPC Comparison

64-bit, CPU test

  • Intel Core i7-7700K (4GHz)
  • Intel Core i7-6700K (4GHz)
    • 174
    • 173
0
50
100
150
200
Score (higher is better)
  • Score

Power Consumption

For all of the overclocked performance tests, we disable all power-saving technology in order to give us a consistent set of results, and also best-case performance numbers - even though technologies such as Intel's SpeedStep might only take microseconds to kick in, that can make a difference in some tests.

However, for the stock speed results and power consumption tests, we re-enable everything in order to get a real-world power draw. The power draw is measured via a power meter at the wall, so the numbers below are of total system power draw from the mains, not the power consumption of a CPU itself. Measuring the power draw of any individual component in a PC is tricky to impossible to achieve.

We use Prime95's small FFTs test to put the CPU under 100 percent load, while idle power results are taken with the PC sitting at a Windows Aero-enabled desktop.

Intel Core i7-7700K, Core i5-7600K (Kaby Lake) and Z270 Chipset Review Intel Core i7-7700K and Core i5-7600K Review - Integrated Graphics, IPC, and Power Consumption

Power Consumption (Idle)

Windows 10 desktop

  • Intel Core i5-6600K
  • Intel Core i7-6700K
  • Intel Core i7-7700K
  • Intel Core i5-7600K
  • Intel Core i7-7700K (5GHz)
  • Intel Core i7-6700K (4.8GHz)
  • Intel Core i5-6600K (4.8GHz)
  • Intel Core i5-7600K (5.1GHz)
    • 47
    • 48
    • 50
    • 50
    • 64
    • 70
    • 72
    • 73
0
10
20
30
40
50
60
70
80
Watts (lower is better)
  • Power Consumption

Power Consumption (Load)

Prime95 small FFTs test

  • Intel Core i5-6600K
  • Intel Core i5-7600K
  • Intel Core i7-6700K
  • Intel Core i7-7700K
  • Intel Core i5-6600K (4.8GHz)
  • Intel Core i7-6700K (4.8GHz)
  • Intel Core i7-7700K (5GHz)
  • Intel Core i5-7600K (5.1GHz)
    • 107
    • 113
    • 125
    • 129
    • 176
    • 186
    • 184
    • 188
0
50
100
150
200
Watts (lower is better)
  • Power Consumption

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