Home Comparison Intel Core i7 7740X vs Intel Core i9 9900K

Intel Core i7 7740X vs Intel Core i9 9900K

Intel Core i7 7740X
VS
Intel Core i9 9900K
Intel Core i7 7740X
Intel Core i9 9900K
We compared two desktop CPUs: Intel Core i7 7740X with 4 cores 4.3GHz and Intel Core i9 9900K with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7740X 's Advantages
Larger memory bandwidth (42.7GB/s vs 41.6GB/s)
Higher base frequency (4.3GHz vs 3.6GHz)
Intel Core i9 9900K 's Advantages
Released 1 years and 5 months late
Integrated graphics card
Larger L3 cache size (16MB vs 8MB)
Lower TDP (95W vs 112W)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i7 7740X
1553
Intel Core i9 9900K +7%
1665
Geekbench 6 Multi Core
Intel Core i7 7740X
5516
Intel Core i9 9900K +15%
6395
Geekbench 5 Single Core
Intel Core i7 7740X +2%
1291
Intel Core i9 9900K
1265
Geekbench 5 Multi Core
Intel Core i7 7740X
5001
Intel Core i9 9900K +68%
8406
Passmark CPU Single Core
Intel Core i7 7740X
2759
Intel Core i9 9900K +6%
2945
Passmark CPU Multi Core
Intel Core i7 7740X
9824
Intel Core i9 9900K +87%
18381
Intel Core i7 7740X
VS
Intel Core i9 9900K

General Parameters

May 2017
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Kaby Lake
Core Architecture
Coffee Lake
i7-7740X
Processor Number
i9-9900K
LGA-2066
Socket
LGA-1151
N/A
Integrated Graphics
UHD Graphics 630

Package

14 nm
Manufacturing Process
14 nm
112 W
Power Consumption
95 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
8
8
Performance Core Threads
16
4.3 GHz
Performance Core Base Frequency
3.6 GHz
4.5 GHz
Performance Core Turbo Frequency
5 GHz
4
Total Core Count
8
8
Total Thread Count
16
-
Bus Frequency
100 MHz
43x
Multiplier
36x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
16 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2666
Memory Types
DDR4-2666
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
42.7 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

-
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1200 MHz
-
Shader Units
192
-
Texture Units
24
-
Raster Operation Units
3
-
Execution Units
24
-
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Graphics Performance
0.38 TFLOPS

Miscellaneous

Intel Core i7 7740X
Official Website
Intel Core i9 9900K
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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