Intel Core i5 1240P vs Intel Core i5 6400
CPU · Specs Compare
General Parameters
Release Date
Feb 2022
Sep 2015
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake-P
Skylake
Processor Number
i5-1240P
i5-6400
Integrated Graphics
Iris Xe Graphics (80EU)
HD Graphics 530
Package
Manufacturing Process
10 nm
14 nm
Socket
BGA-1744
LGA-1151
Power Consumption
28 W
65 W
Peak Operating Temperature
100 °C
—
CPU Performance
Performance Cores
4
4
Performance Core Base Frequency
1.7 GHz
2.7 GHz
Performance Core Turbo Frequency
4.4 GHz
3.3 GHz
Efficiency Cores
8
—
Total Core Count
12
4
Total Thread Count
16
4
Bus Frequency
100 MHz
100 MHz
Multiplier
17x
27x
L1 Cache
80 K per core
64 K per core
L2 Cache
1280 K per core
256 K per core
L3 Cache
12 MB shared
6 MB shared
Unlocked Multiplier
No
No
Performance Core Threads
—
4
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR4-2133, DDR3L-1600
Max Memory Size
64 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
34.1 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
—
GPU Max Dynamic Frequency
1300 MHz
950 MHz
Shader Units
640
—
Texture Units
40
—
Raster Operation Units
20
—
Execution Units
80
—
Power Consumption
15 W
—
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
20
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
1,594
898
Cinebench R23
9,235
3,214
Geekbench 6
2,079
1,143
Geekbench 5
1,583
853
Geekbench 6
8,155
3,312
Geekbench 5
7,859
2,805
Cinebench 2024
98
—
Blender
122
49
Passmark CPU
3,247
1,961
Passmark CPU
17,267
5,151
▲ Specs Compare
Data sourced from official specifications and benchmark tests.