Home Comparison Intel Core i7 7740X vs Intel Core i7 6800K

Intel Core i7 7740X vs Intel Core i7 6800K

Intel Core i7 7740X
VS
Intel Core i7 6800K
Intel Core i7 7740X
Intel Core i7 6800K
We compared two desktop CPUs: Intel Core i7 7740X with 4 cores 4.3GHz and Intel Core i7 6800K with 6 cores 3.4GHz . 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
Released 1 years late
Higher specification of memory (2666 vs 2133)
Higher base frequency (4.3GHz vs 3.4GHz)
Lower TDP (112W vs 140W)
Intel Core i7 6800K 's Advantages
Larger memory bandwidth (76.8GB/s vs 42.7GB/s)
Larger L3 cache size (15MB vs 8MB)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i7 7740X +13%
1553
Intel Core i7 6800K
1363
Geekbench 6 Multi Core
Intel Core i7 7740X
5516
Intel Core i7 6800K +17%
6495
Geekbench 5 Single Core
Intel Core i7 7740X +40%
1291
Intel Core i7 6800K
922
Geekbench 5 Multi Core
Intel Core i7 7740X
5001
Intel Core i7 6800K +10%
5537
Passmark CPU Single Core
Intel Core i7 7740X +21%
2759
Intel Core i7 6800K
2269
Passmark CPU Multi Core
Intel Core i7 7740X
9824
Intel Core i7 6800K +9%
10740
Intel Core i7 7740X
VS
Intel Core i7 6800K

General Parameters

May 2017
Release Date
May 2016
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Kaby Lake
Core Architecture
Broadwell E
i7-7740X
Processor Number
i7-6800K
LGA-2066
Socket
LGA-2011-3
N/A
Integrated Graphics
N/A

Package

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

CPU Performance

4
Performance Cores
6
8
Performance Core Threads
12
4.3 GHz
Performance Core Base Frequency
3.4 GHz
4.5 GHz
Performance Core Turbo Frequency
3.6 GHz
4
Total Core Count
6
8
Total Thread Count
12
-
Bus Frequency
100 MHz
43x
Multiplier
34x
64 K per core
L1 Cache
32 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
15 MB shared
Yes
Unlocked Multiplier
No

Memory Parameters

DDR4-2666
Memory Types
DDR4-2133
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
42.7 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i7 7740X
Official Website
Intel Core i7 6800K
3.0
PCIe Version
3.0
16
PCIe Lanes
28
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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