Home Comparison Intel Core i7 6700 vs Intel Core i5 8400T

Intel Core i7 6700 vs Intel Core i5 8400T

We compared two desktop CPUs: Intel Core i7 6700 with 4 cores 3.4GHz and Intel Core i5 8400T with 6 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6700 's Advantages
Higher base frequency (3.4GHz vs 1.7GHz)
Intel Core i5 8400T 's Advantages
Released 2 years and 7 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (41.6GB/s vs 34.1GB/s)
Larger L3 cache size (9MB vs 8MB)
Lower TDP (35W vs 65W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 6700 +37%
1063
Intel Core i5 8400T
774
Cinebench R23 Multi Core
Intel Core i7 6700 +33%
4841
Intel Core i5 8400T
3638
Geekbench 6 Single Core
Intel Core i7 6700 +23%
1388
Intel Core i5 8400T
1120
Geekbench 6 Multi Core
Intel Core i7 6700 +25%
4622
Intel Core i5 8400T
3670
Blender
Intel Core i7 6700 +151%
88
Intel Core i5 8400T
35
Geekbench 5 Single Core
Intel Core i7 6700 +13%
1002
Intel Core i5 8400T
886
Geekbench 5 Multi Core
Intel Core i7 6700
3915
Intel Core i5 8400T +2%
4000
Passmark CPU Single Core
Intel Core i7 6700 +19%
2288
Intel Core i5 8400T
1917
Passmark CPU Multi Core
Intel Core i7 6700 +8%
8087
Intel Core i5 8400T
7447
VS

General Parameters

Sep 2015
Release Date
Apr 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Coffee Lake
i7-6700
Processor Number
i5-8400T
LGA-1151
Socket
LGA-1151
HD Graphics 530
Integrated Graphics
UHD Graphics 630

Package

14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
35 W
-
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
6
8
Performance Core Threads
6
3.4 GHz
Performance Core Base Frequency
1.7 GHz
4 GHz
Performance Core Turbo Frequency
3.3 GHz
4
Total Core Count
6
8
Total Thread Count
6
100 MHz
Bus Frequency
100 MHz
34
Multiplier
17x
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
9 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR4-2133,DDR3L-1600
Memory Types
DDR4-2666
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
1150 MHz
GPU Max Dynamic Frequency
1050 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

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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