Intel Core i5 7400 vs i3 6100

We compared two desktop CPUs: the 3.0 GHz Intel Core i5 7400 with 4-cores against the 3.7 GHz i3 6100 with 2-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 6100 and 7400
Advantages of Intel Core i5 7400
  • Has 2 more physical cores
  • Has 3 MB larger L3 cache size
  • Newer - released 1-year and 4-months later
  • Around 1.66 GB/s (5%) higher theoretical memory bandwidth
Advantages of Intel Core i3 6100
  • Consumes up to 22% less energy than the Core i5 7400 – 51 vs 65 Watt


Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
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Full technical specification of Intel Core i5 7400 and i3 6100


Vendor Intel Intel
Released January 3, 2017 September 1, 2015
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Kaby Lake Skylake
Model number i5-7400 i3-6100
Socket LGA-1151 LGA-1151
Integrated GPU HD Graphics 630 HD Graphics 530


Cores 4 2
Threads 4 4
Base Frequency 3.0 GHz 3.7 GHz
Turbo Boost Frequency 3.5 GHz -
Bus frequency 100 MHz 100 MHz
Multiplier 30x 37x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 6MB (shared) 3MB (shared)
Unlocked Multiplier No No


Fabrication process 14 nm 14 nm
TDP 65 W 51 W
Max. temperature 100°C -


Integrated Graphics Intel HD Graphics 630 Intel HD Graphics 530
GPU Base Clock 350 MHz -
GPU Boost Clock 1000 MHz 1050 MHz
Shading Units 192 -
TMUs 24 -
ROPs 3 -
Execution Units 24 -
TGP 15 W -
Max. Resolution 4096x2304 - 60 Hz -

Memory support

Memory types DDR4-2400, DDR3L-1600 DDR4-2133, DDR3L-1600
Memory Size 64 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 35.76 GB/s 34.1 GB/s
ECC Support No Yes


Official site Intel Core i5 7400 official page Intel Core i3 6100 official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Extended instructions SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

Cast your vote

Choose between two processors
6 (46.2%)
7 (53.8%)
Total votes: 13


So which CPU will you choose: Intel Core i3 6100 or i5 7400?