Average Bench: 49.6% (732nd of 1258)

Based on 18,539 user benchmarks.  Devices: BFEBFBFF0001067A, 0FABFBFF0001067A Model: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Poor: 38%Average: 49.6% Great: 56%
Gaming
Gaming 50%
Yacht
Desktop
Desktop 51%
Yacht
Workstation
Workstation 35%
Jet ski

Below average average bench

The Intel Core2 Quad Q9400 averaged 50.4% 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 69.3Pts
Avg. Single Core Mixed Speed 46.7Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Quad Q9400 is just 17.6%. 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 179Pts
Avg. Octa Core Mixed Speed 178Pts
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Average Bench

(Based on 18,539 samples)
Min Avg Max
52.8 Memory 69.3 77.9
35.6 1-Core 46.7 55.4
70.8 2-Core 92.9 111
45% 69.6 Pts
Min Avg Max
115 4-Core 175 215
124 8-Core 178 217
24% 176 Pts
Min Avg Max
130 64-Core 179 219
12% 179 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
LGA 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
Memory 69.7
1-Core 65.1
2-Core 130
54% 88.3 Pts
4-Core 257
8-Core 259
35% 258 Pts
64-Core 256
17% 256 Pts
CPU 1, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
Memory 72.9
1-Core 48.5
2-Core 95.8
47% 72.4 Pts
4-Core 192
8-Core 192
26% 192 Pts
64-Core 190
13% 190 Pts
Socket775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
Memory 69.8
1-Core 48.1
2-Core 96.2
46% 71.4 Pts
4-Core 189
8-Core 183
26% 186 Pts
64-Core 192
13% 192 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz
Memory 63.7
1-Core 47.3
2-Core 91.1
43% 67.4 Pts
4-Core 188
8-Core 188
26% 188 Pts
64-Core 186
12% 186 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
Memory 62.9
1-Core 46.5
2-Core 94.3
43% 67.9 Pts
4-Core 174
8-Core 185
24% 180 Pts
64-Core 184
12% 184 Pts
18,539 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,797,553 CPUs tested.

 Prices

AmazonUS $1703 months
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Typical Core2 Quad Q9400 Builds (Compare 1,859 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 44%
Speed boat
Workstation
Workstation 2%
Tree trunk

Motherboard: Dell OptiPlex 780

EDIT WITH CUSTOM PC BUILDER Value: 51% - Above average Total price: $202

Popular Core2 Quad Q9400 compatible motherboards:

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Processor Rankings (Price vs Performance) August 2020 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.

Good (edit your comment) Add link

2 months ago.

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


Poor

8 days ago.

niceeee


Good

11 months ago.

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


Excellent

6 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.


Excellent

1 month ago.

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


Excellent

18 months ago.

Good old times when intel actually was making good cpus


Good

2 years ago.

Considering its age, it performs quite well in recent games


Good

15 months ago.

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


Your
opinion?
1258 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

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