Intel Core i5-6400 Intel Core i7-12700
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Intel Core i5-6400 vs Intel Core i7-12700

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 2 - 47 %
Intel Core i5-6400
Rank 1 - 100 %
Intel Core i7-12700
Multi-core performance
Rank 2 - 22 %
Intel Core i5-6400
Rank 1 - 100 %
Intel Core i7-12700
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core i5-6400
4C / 4T · 3.30 GHz
1,134
Intel Core i7-12700
12C / 20T · 4.90 GHz
2,497
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Intel Core i5-6400
4C / 4T · 3.00 GHz
3,086
Intel Core i7-12700
12C / 20T · 4.00 GHz
12,448
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i5-6400
4C / 4T · 3.30 GHz
841
Intel Core i7-12700
12C / 20T · 4.90 GHz
1,712
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i5-6400
4C / 4T · 3.00 GHz
2,706
Intel Core i7-12700
12C / 20T · 4.00 GHz
11,650
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i5-6400
Intel HD Graphics 530
365
Intel Core i7-12700
Intel UHD Graphics 770
768
Cinebench R15 (Single-Core)

Cinebench R15 (Single-Core)
Single-core performance

Intel Core i5-6400
4C / 4T · 3.30 GHz
140 cb
Intel Core i7-12700
12C / 20T · 4.90 GHz
259 cb
Cinebench R15 (Multi-Core)

Cinebench R15 (Multi-Core)
Multi-core performance

Intel Core i5-6400
4C / 4T · 3.00 GHz
497 cb
Intel Core i7-12700
12C / 20T · 4.00 GHz
3,140 cb

More benchmarks

At a glance

Wischen
Intel Core i5-6400Intel Core i7-12700
FamilyIntel Core i5 (336)Intel Core i7 (300)
CPU groupIntel Core i 6000 (24)Intel Core i 12000 (34)
ArchitectureSkylake SAlder Lake S
Technology14 nm10 nm
SegmentDesktopDesktop
SocketLGA 1151LGA 1700
PredecessorIntel Core i7-11700
SuccessorIntel Core i5-7400Intel Core i7-13700

CPU Cores and Base Frequency

Wischen
Intel Core i5-6400Intel Core i7-12700
CPU Cores / Threads4 / 412 / 20
Hyperthreading / SMT
Core architecturenormalhybrid (big.LITTLE)
Core Cluster 1: 4x
2.70 - 3.30 GHz
8x Golden Cove
2.10 - 4.90 GHz
Core Cluster 2: 4x Gracemont
1.60 - 3.60 GHz
L2-Cache12.00 MB
L3-Cache6.00 MB25.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i5-6400Intel Core i7-12700
GPU nameIntel HD Graphics 530Intel UHD Graphics 770
GPU frequency0.35 - 0.95 GHz0.30 - 1.50 GHz
CUs / Shader24 / 19232 / 256
Raytracing
Max. displays33
Max. GPU Memory32 GB64 GB
Technology14 nm10 nm
Release dateQ3/2015Q4/2021

NPU AI performance

Wischen
Intel Core i5-6400Intel Core i7-12700
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i5-6400Intel Core i7-12700
MemoryDDR4-2133 (34.1 GB/s)
DDR3-1600 (25.6 GB/s)
DDR5-4800 (76.8 GB/s)
DDR4-3200 (51.2 GB/s)
Max. Memory64 GB128 GB
Memory channels22
ECCNoYes
PCIe3.0 x 165.0 x 20
PCIe Bandwidth15.8 GB/s78.8 GB/s

Thermal Management

Wischen
Intel Core i5-6400Intel Core i7-12700
TDP65 W65 W
TDP (PL2)180 W
TDP up
TDP down
T. junction max.100 °C

Technical details

Wischen
Intel Core i5-6400Intel Core i7-12700
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Windows 11, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2SSE4.1, SSE4.2, AVX2, AVX2+
Release dateQ3/2015Q1/2022
Release price339 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-6400 is 3.9 stars (32 ratings), while Intel Core i7-12700 has received 4.4 stars (93 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-6400
Intel Core i5-6400
4C / 4T · 2.70 - 3.30 GHz
Intel Core i7-12700
Intel Core i7-12700
12C / 20T · 2.10 - 4.90 GHz

Most popular CPUs in both categories

Intel Core i5-6400
Intel Core i5-6400
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