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Intel Core 2 Quad Q9400 vs Intel Core i3-12100

Last updated: 2026-06-06

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 2 - 22 %

Intel Core 2 Quad Q9400

Rank 1 - 100 %

Intel Core i3-12100

Multi-core performance

Rank 2 - 16 %

Intel Core 2 Quad Q9400

Rank 1 - 100 %

Intel Core i3-12100

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

4C / 4T · 2.66 GHz

378

4C / 8T · 4.30 GHz

1,716

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

4C / 4T · 2.66 GHz

1,163

4C / 8T · 4.00 GHz

6,422

More benchmarks

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

3DMark Timespy (iGPU)
534 entries

PassMark CPU-Mark
2,504 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Specifications

At a glance

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
Family	Intel Core2 Quad (19)	Intel Core i3 (205)
CPU group	Intel Core 2 Quad Q8000/Q9000 (16)	Intel Core i 12000 (34)
Architecture	Yorkfield (Penryn)	Alder Lake S
Technology	45 nm	10 nm
Segment	Desktop	Desktop
Socket	LGA 775	LGA 1700
Predecessor		Intel Core i3-11100B
Successor		Intel Core i3-13100

CPU Cores and Base Frequency

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
CPU Cores / Threads	4 / 4	4 / 8
Hyperthreading / SMT	✗	✓
Core architecture	normal	normal
Cores:	4x	4x Golden Cove
Frequency:	2.66 GHz	3.30 GHz
Turbo (1 Core):		4.30 GHz
Turbo (All Cores):		4.00 GHz
L2-Cache	6.00 MB	5.00 MB
L3-Cache		12.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
GPU name	no iGPU	Intel UHD Graphics 730
GPU frequency		0.30 - 1.40 GHz
CUs / Shader	/	24 / 192
Raytracing	✗	✗
Max. displays		3
Max. GPU Memory		64 GB
Technology		14 nm
Release date		Q1/2021

NPU AI performance

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
Memory	DDR3-1066 (17.1 GB/s) DDR2-800 (12.8 GB/s)	DDR5-4800 (76.8 GB/s) DDR4-3200 (51.2 GB/s)
Max. Memory	16 GB	128 GB
Memory channels	2	2
ECC	No	No
PCIe		5.0 x 20
PCIe Bandwidth		78.8 GB/s

Thermal Management

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
TDP	95 W	60 W
TDP (PL2)		89 W
TDP up
TDP down
T. junction max.		100 °C

Technical details

Wischen	Intel Core 2 Quad Q9400	Intel Core i3-12100
Chip design	Monolithic	Monolithic
AES-NI	✗	✓
Operating systems	Windows 10, Linux	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	MMX, SSE2, SSE3, SSE4.1	SSE4.1, SSE4.2, AVX2, AVX2+
Release date	Q3/2008	Q1/2022
Release price		122 $
Documents		Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core 2 Quad Q9400 is 4.0 stars (24 ratings), while Intel Core i3-12100 has received 4.4 stars (127 ratings).

Click on the stars to rate one or both processors.

Intel Core 2 Quad Q9400
4C / 4T · 2.66 GHz

★★★★★

Intel Core i3-12100
4C / 8T · 3.30 - 4.30 GHz

★★★★★