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Intel

Core2 Quad Q9400

▲ 54409 ▼

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

Average Bench: 46.1% (902nd of 1442)

Based on 24,176 user benchmarks.  Devices: BFEBFBFF0001067A, 0FABFBFF0001067A Model: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Poor: 34%Average: 46.1% Great: 53%
Gaming
Gaming 46%
Yacht
Desktop
Desktop 48%
Yacht
Workstation
Workstation 32%
Sail boat

Popular builds with this CPU

Below average average bench

The Intel Core2 Quad Q9400 averaged 53.9% 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 67Pts
Avg. Dual Core Speed 80.5Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Quad Q9400 is just 19.2%. 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 Speed 152Pts
Avg. Octa Core Speed 150Pts
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Average Bench

(Based on 24,176 samples)
Rank 90246.1%
Min Avg Max
48.3 Memory 67 77.3
30.2 1-Core 40.3 45.6
60.6 2-Core 80.5 93.7
40.6% 62.6 Pts
Min Avg Max
86.9 4-Core 147 172
92.5 8-Core 150 173
19.9% 149 Pts
Min Avg Max
97.1 64-Core 152 173
9.4% 152 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
LGA775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
53.6% Above average
Memory 77.7
1-Core 45.1
2-Core 87.5
46% 70.1 Pts
4-Core 173
8-Core 174
23% 174 Pts
64-Core 173
11% 173 Pts
LGA775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
51.1% Above average
Memory 74.8
1-Core 41.6
2-Core 84.2
44% 66.9 Pts
4-Core 160
8-Core 167
22% 163 Pts
64-Core 164
10% 164 Pts
Socket775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
50.2% Above average
Memory 75.1
1-Core 42
2-Core 83.9
44% 67 Pts
4-Core 148
8-Core 154
20% 151 Pts
64-Core 156
10% 156 Pts
LGA775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
50.1% Above average
Memory 72.5
1-Core 42.4
2-Core 84
43% 66.3 Pts
4-Core 162
8-Core 162
22% 162 Pts
64-Core 162
10% 162 Pts
CPU, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.45 GHz (avg)
45.7% Average
Memory 64.9
1-Core 41.9
2-Core 83.3
41% 63.4 Pts
4-Core 156
8-Core 154
21% 155 Pts
64-Core 150
9% 150 Pts
XU1 PROCESSOR, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
42.9% Average
Memory 58.9
1-Core 41.9
2-Core 83.5
39% 61.4 Pts
4-Core 157
8-Core 159
21% 158 Pts
64-Core 157
10% 157 Pts
LGA775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.45 GHz (avg)
42.8% Average
Memory 67.1
1-Core 40.3
2-Core 81.1
41% 62.8 Pts
4-Core 105
8-Core 139
16% 122 Pts
64-Core 122
8% 122 Pts
CPU 1, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
41.8% Average
Memory 57.2
1-Core 41
2-Core 82.3
38% 60.2 Pts
4-Core 153
8-Core 157
21% 155 Pts
64-Core 156
10% 156 Pts
24,176 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,716,656 CPUs tested

 Prices

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AmazonUS $1703 years
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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 951 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 4%
Tree trunk
Desktop
Desktop 42%
Speed boat
Workstation
Workstation 4%
Tree trunk

Motherboard: Dell OptiPlex 780

CPU
Core2 Quad Q9400Intel  $170Bench 46%, 24,176 samples1x
GPU
Q45/Q43 Express ChipsetIntelBench 0%, 16,152 samples142x
GeForce GT 710NvidiaBench 3%, 187,161 samples97x
GeForce GT 730NvidiaBench 5%, 164,888 samples74x
SSD
A400 240GBKingston  $28Bench 66%, 424,288 samples40x
WDS500G2B0A-00SM50 500GBWDCBench 93%, 97,462 samples16x
A400 480GBKingston  $38Bench 74%, 237,487 samples13x
RAM
4x2GBUnknownBench 25%, 183,252 samples275x
2x2GBUnknownBench 20%, 446,702 samples168x
4x4GBUnknownBench 43%, 106,178 samples100x
EDIT WITH CUSTOM PC BUILDER Value: 48% - Average Total price: $198

Popular Core2 Quad Q9400 compatible motherboards:

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Welcome to our 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 value for money upgrades.

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  • - CPU tests include: integer, floating and string
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  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
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  • - Reports are generated and presented on userbenchmark.com
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Processor Rankings (Price vs Performance) April 2024 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
9,834

Excellent (edit your comment) Add link

1 month ago.

CAN-User
Avatar level
4,956

Poor

2 years ago.

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

Video Review  www.youtube.com/...

FRA-User
Avatar level
4,573

Good

2 years ago.

it is very good too play lite video game

MEX-User
Avatar level
3,724

Poor

13 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
2,784

Excellent

3 years ago.

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

LTU-User
Avatar level
2,308

Excellent

5 years ago.

Good old times when intel actually was making good cpus

LBY-User
Avatar level
522

Excellent

3 years ago.

cheaper then core I 3 in my contrary

tAnK
Avatar level
8

Good

6 years ago.

Considering its age, it performs quite well in recent games

laserad
Avatar level
4

Good

4 years ago.

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

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

 Frequently Asked Questions

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
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