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Intel

Core2 Quad Q9400

▲ 54329 ▼

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

Average Bench: 49% (786th of 1323)

Based on 21,360 user benchmarks.  Devices: BFEBFBFF0001067A, 0FABFBFF0001067A Model: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Poor: 39%Average: 49% Great: 55%
Gaming
Gaming 49%
Yacht
Desktop
Desktop 51%
Yacht
Workstation
Workstation 35%
Sail boat

Popular builds with this CPU

Below average average bench

The Intel Core2 Quad Q9400 averaged 50.9% 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. Memory Latency 67.8Pts
Avg. Single Core Mixed Speed 47.2Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Quad Q9400 is just 16.7%. 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
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Average Bench

(Based on 21,360 samples)
Rank 78649%
Min Avg Max
52.6 Memory 67.8 77.3
36.8 1-Core 47.2 54.6
71.4 2-Core 93.5 109
44.7% 69.5 Pts
Min Avg Max
116 4-Core 177 208
119 8-Core 178 209
24.2% 178 Pts
Min Avg Max
126 64-Core 180 210
12.1% 180 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz
55.2% Above average
Memory 75.2
1-Core 52.6
2-Core 103
50% 76.9 Pts
4-Core 206
8-Core 200
28% 203 Pts
64-Core 204
14% 204 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
54.7% Above average
Memory 74.2
1-Core 51.4
2-Core 105
49% 76.9 Pts
4-Core 205
8-Core 208
28% 206 Pts
64-Core 207
14% 207 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
52.7% Above average
Memory 70
1-Core 52.7
2-Core 103
48% 75.3 Pts
4-Core 207
8-Core 207
28% 207 Pts
64-Core 207
14% 207 Pts
CPU1, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
52.3% Above average
Memory 68.8
1-Core 53
2-Core 105
48% 75.7 Pts
4-Core 210
8-Core 207
28% 208 Pts
64-Core 212
14% 212 Pts
CPU, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
52.3% Above average
Memory 73.5
1-Core 50.9
2-Core 99.4
48% 74.6 Pts
4-Core 180
8-Core 197
25% 188 Pts
64-Core 197
13% 197 Pts
CPU, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
52.2% Above average
Memory 71.7
1-Core 49.2
2-Core 103
48% 74.6 Pts
4-Core 198
8-Core 156
25% 177 Pts
64-Core 181
12% 181 Pts
CPU 1, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
50.9% Above average
Memory 70.3
1-Core 47.6
2-Core 94.2
46% 70.7 Pts
4-Core 184
8-Core 186
25% 185 Pts
64-Core 179
12% 179 Pts
XU1 PROCESSOR, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
50.7% Above average
Memory 65.9
1-Core 52.7
2-Core 105
47% 74.7 Pts
4-Core 207
8-Core 205
28% 206 Pts
64-Core 209
14% 209 Pts
J1PR, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz
47.3% Average
Memory 68.8
1-Core 39.3
2-Core 78.1
41% 62.1 Pts
4-Core 152
8-Core 151
21% 152 Pts
64-Core 154
10% 154 Pts
21,360 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 48,390,008 CPUs tested.

 Prices

AmazonUS $17018 months
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CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Core2 Quad Q9400 Builds (Compare 3,844 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 4%
Tree trunk
Desktop
Desktop 44%
Speed boat
Workstation
Workstation 4%
Tree trunk

Motherboard: Dell OptiPlex 780

CPU
Core2 Quad Q9400Intel  $170Bench 49%, 21,360 samples293x
GPU
Q45/Q43 Express ChipsetIntelBench 1%, 15,011 samples1,400x
GeForce GT 710NvidiaBench 3%, 143,546 samples307x
4 Series Internal ChipsetIntelBench 1%, 1,138 samples146x
SSD
A400 240GBKingston  $28Bench 66%, 375,672 samples89x
A400 120GBKingston  $23Bench 60%, 142,711 samples55x
SSDNow V300 120GBKingston  $69Bench 54%, 271,120 samples26x
RAM
4x2GBUnknownBench 24%, 186,007 samples1,025x
2x2GBUnknownBench 20%, 412,543 samples950x
4x4GBUnknownBench 43%, 104,623 samples204x
EDIT WITH CUSTOM PC BUILDER Value: 51% - Above average Total price: $198

Popular Core2 Quad Q9400 compatible motherboards:

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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.

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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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Processor Rankings (Price vs Performance) December 2021 CPU Rankings.

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. 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]

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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
8,264

Good (edit your comment) Add link

1 month 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
4,266

Poor

1 month ago.

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

Video Review  www.youtube.com/...

MEX-User
Avatar level
3,318

Poor

8 months ago.

Un procesador impresionante que rinde de buena manera, una verdadera máquina de su tiempo, es verdad que está rebasado, sin embargo, la edad no se le ve tanto, cumple y siempre es grato trabajar con él.

ZAF-User
Avatar level
2,372

Excellent

17 months ago.

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

LTU-User
Avatar level
1,948

Excellent

2 years ago.

Good old times when intel actually was making good cpus

LBY-User
Avatar level
348

Excellent

11 months ago.

cheaper then core I 3 in my contrary

tAnK
Avatar level
8

Good

3 years ago.

Considering its age, it performs quite well in recent games

laserad
Avatar level
4

Good

2 years ago.

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

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 Frequently Asked Questions

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Intel Core i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
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