Home Comparison Intel Core i5 6400 vs Intel Core i7 12700F

Intel Core i5 6400 vs Intel Core i7 12700F

Intel Core i5 6400
VS
Intel Core i7 12700F
Intel Core i5 6400
Intel Core i7 12700F
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Intel Core i7 12700F with 12 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6400 's Advantages
Integrated graphics card
Higher base frequency (2.7GHz vs 2.1GHz)
Intel Core i7 12700F 's Advantages
Released 6 years and 4 months late
Higher specification of memory (4800 vs 2133)
Larger memory bandwidth (76.8GB/s vs 34.1GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (25MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 6400
898
Intel Core i7 12700F +109%
1885
Cinebench R23 Multi Core
Intel Core i5 6400
3214
Intel Core i7 12700F +515%
19795
Geekbench 6 Single Core
Intel Core i5 6400
1143
Intel Core i7 12700F +113%
2446
Geekbench 6 Multi Core
Intel Core i5 6400
3312
Intel Core i7 12700F +285%
12755
Blender
Intel Core i5 6400
49
Intel Core i7 12700F +569%
328
Geekbench 5 Single Core
Intel Core i5 6400
853
Intel Core i7 12700F +99%
1703
Geekbench 5 Multi Core
Intel Core i5 6400
2805
Intel Core i7 12700F +341%
12395
Passmark CPU Single Core
Intel Core i5 6400
1961
Intel Core i7 12700F +97%
3882
Passmark CPU Multi Core
Intel Core i5 6400
5151
Intel Core i7 12700F +495%
30652
Intel Core i5 6400
VS
Intel Core i7 12700F

General Parameters

Sep 2015
Release Date
Jan 2022
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Alder Lake
i5-6400
Processor Number
i7-12700F
LGA-1151
Socket
LGA-1700
HD Graphics 530
Integrated Graphics
No

Package

14 nm
Manufacturing Process
10 nm
65 W
Power Consumption
65 W
-
Max Turbo Power Consumption
180 W
-
Peak Operating Temperature
100°C

CPU Performance

4
Performance Cores
8
4
Performance Core Threads
16
2.7 GHz
Performance Core Base Frequency
2.1 GHz
3.3 GHz
Performance Core Turbo Frequency
4.8 GHz
-
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
1.6 GHz
-
Efficiency Core Turbo Frequency
3.6 GHz
4
Total Core Count
12
4
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
27x
Multiplier
21x
64 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
12 MB shared
6 MB shared
L3 Cache
25 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR4-2133, DDR3L-1600
Memory Types
DDR5-4800, DDR4-3200
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
-
950 MHz
GPU Max Dynamic Frequency
-

Miscellaneous

Intel Core i5 6400
Official Website
Intel Core i7 12700F
3.0
PCIe Version
5.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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