TEST
YOUR CPU
ADD TO PC
BUILD

Intel

Core2 Quad Q9400

▲ 61168 ▼

4 Cores, @2.66 GHz, Yorkfield.
Release date ≤ Q4 2013.

VS

Average Bench: 28.1% (610th of 1182)

Based on 12,529 user benchmarks.  Devices: BFEBFBFF0001067A, 0FABFBFF0001067A Model: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Poor: 19%Average: 28.1% Great: 34%
Gaming
Gaming 28%
Raft
Desktop
Desktop 32%
Sail boat
Workstation
Workstation 17%
Surfboard

Popular builds with this CPU

Very poor average bench

The Intel Core2 Quad Q9400 averaged 71.8% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Single Core Mixed Speed 46.9Pts
Avg. Dual Core Mixed Speed 93.2Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Quad Q9400 is just 14.7%. This is a relatively narrow range which indicates that the Intel Core2 Quad Q9400 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 180Pts
Avg. Octa Core Mixed Speed 178Pts
ADVERTISEMENT

Average Bench

(Based on 12,529 samples)
Rank 61028.1%
Min Avg Max
37.1 1-Core 46.9 55
71.9 2-Core 93.2 110
33% 70.1 Pts
Min Avg Max
113 4-Core 175 213
125 8-Core 178 215
24.1% 177 Pts
Min Avg Max
123 64-Core 180 215
12.1% 180 Pts
User Benchmarks Bench Normal Heavy Extreme
The fastest CPU (mainstream) averages a speed of 100%
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
35.5% Below average
1-Core 57
2-Core 113
40% 84.9 Pts
4-Core 223
8-Core 224
30% 224 Pts
64-Core 226
15% 226 Pts
CPU, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
30.4% Below average
1-Core 48.7
2-Core 96
34% 72.3 Pts
4-Core 192
8-Core 191
26% 191 Pts
64-Core 189
13% 189 Pts
XU1 PROCESSOR, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
30% Poor
1-Core 48.2
2-Core 96.2
34% 72.2 Pts
4-Core 189
8-Core 187
26% 188 Pts
64-Core 155
10% 155 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
29.1% Poor
1-Core 48.6
2-Core 96.2
34% 72.4 Pts
4-Core 181
8-Core 183
25% 182 Pts
64-Core 186
12% 186 Pts
12,529 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,432,304 CPUs tested.

 Prices

AmazonUS $1704 mins
Send price feedback
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Core2 Quad Q9400 Builds (Compare 5,949 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 30%
Sail boat
Workstation
Workstation 15%
Tree trunk

Motherboard: Dell OptiPlex 780

CPU
Core2 Quad Q9400Intel  $170Bench 28%, 12,529 samples446x
GPU
Q45/Q43 Express ChipsetIntelBench 1%, 16,432 samples2,515x
4 Series Internal ChipsetIntelBench 1%, 1,072 samples430x
GeForce GT 710NvidiaBench 5%, 50,532 samples286x
SSD
SSDNow V300 120GBKingston  $50Bench 54%, 193,177 samples65x
A400 120GBKingston  $22Bench 60%, 49,841 samples54x
A400 240GBKingston  $30Bench 63%, 74,120 samples51x
RAM
2x2GBUnknownBench 20%, 248,234 samples1,922x
4x2GBUnknownBench 25%, 100,860 samples1,281x
2x4GBUnknownBench 39%, 234,356 samples365x
EDIT WITH CUSTOM PC BUILDER Value: 26% - Poor Total price: $220

Popular Core2 Quad Q9400 compatible motherboards:

How Fast Is Your CPU? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

Gaming Desktop Workstation

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Processor Rankings (Price vs Performance) August 2019 CPU Rankings.

We calculate effective speed which measures real world performance for typical gamers and desktop users. Effective speed is adjusted by current prices to yield a value for money rating which is geared towards gamers. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

ADVERTISEMENT

Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Specifications

Essentials

DescriptionIntel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB)
Code NameYorkfield
Launch DateQ3'08
Processor NumberQ9400
# of Cores4
Cache6 MB L2
Instruction Set64-bit
Embedded Options AvailableYes
Lithography45 nm
VID Voltage Range0.8500V-1.3625V
Recommended Price$180.00 - $200.00
Clock Speed2.66 GHz
Bus Speed1333 MHz FSB
Max TDP95 W
FSB ParityNo

Data Protection

AES New InstructionsNo

Advanced Technologies

Virtualization Tech (VT-x)Yes
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesYes
Turbo Boost TechNo
Hyper-Threading TechNo
Virtualization for Directed I/O (VT-d)Yes
Demand Based SwitchingNo

Package

Package Size37.5mm x 37.5mm
Sockets SupportedLGA775
Processing Die Size164 mm2
# of Processing Die Transistors456 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechYes

 Comments

Added n/a ago.
USA-User
Avatar level
5,500

Good (edit your comment) Add link

4 months ago.

Still use it in a system I built in 2014, and with full RAM and a good GPU still holds up well.

CAN-User
Avatar level
2,996

Good

6 months ago.

https://www.youtube.com/watch?v=IqaVRshEIeA&t=12s 3.76Ghz Overclock benchmarks paired with GTX 660 Ti

ZAF-User
Avatar level
1,602

Good

16 months ago.

Iv used the core 2 qaud q9400 for a good time from 2017 and its still going good

LTU-User
Avatar level
1,466

Excellent

6 months ago.

Good old times when intel actually was making good cpus

tAnK
Avatar level
8

Good

20 months ago.

Considering its age, it performs quite well in recent games

laserad
Avatar level
4

Good

3 months ago.

An overclocked 2008 CPU that could match the performance of a 4th gen Core i3...

Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 5 years

Speed Comparisons

vs Intel Core i5-9400F
vs AMD Ryzen 5 3600
vs Intel Core i5-9600K
vs AMD Ryzen 7 2700X
vs Intel Core i7-9700K
vs AMD Ryzen 7 3700X
vs Intel Core i9-9900K
vs AMD Ryzen 5 1600
vs Intel Core i7-8700K

1182 Processors (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Processors FAQ
How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?
What is multi core mixed speed?
What is multi core integer speed?
What is multi core floating point speed?
What is single core mixed CPU speed?
What is quad core mixed CPU speed?
What is quad core floating point speed?
What is quad core integer speed?
What is single core floating point speed?
What is single core integer speed?
What is the GeekBench single core score?
What is a CPU?
What is the effective CPU speed index?
What is overclocking?
What is thermal design power (TDP)?
What is the GeekBench score?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9400F $143AMD RX 580 $172Samsung 850 Evo 250GB $86
AMD Ryzen 5 3600 $198Nvidia GTX 1660 $220Samsung 850 Evo 500GB $103
Intel Core i5-9600K $230AMD RX 5700 XT $400Samsung 850 Pro 256GB $195
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Test your PC Build a PC
Can You Run It?
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback