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Intel

Core2 Quad Q8400

▲ 58175 ▼

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

Average Bench: 30.9% (701st of 1206)

Based on 9,319 user benchmarks.  Devices: BFEBFBFF0001067A, , 0000000000000000, 00050400000607D0, 1FABFBFF0001067A Model: Intel(R) Core(TM)2 Quad CPU Q8400 @ 2.66GHz
Poor: 23%Average: 30.9% Great: 37%
Gaming
Gaming 31%
Sail boat
Desktop
Desktop 32%
Sail boat
Workstation
Workstation 17%
Surfboard

Popular builds with this CPU

Poor average bench

The Intel Core2 Quad Q8400 averaged 69.0% 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 46.7Pts
Avg. Dual Core Mixed Speed 92.3Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Quad Q8400 is just 14.1%. This is a relatively narrow range which indicates that the Intel Core2 Quad Q8400 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 178Pts
Avg. Octa Core Mixed Speed 177Pts
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Average Bench

(Based on 9,319 samples)
Rank 70130.9%
Min Avg Max
35.6 1-Core 46.7 55
68.9 2-Core 92.3 110
32.8% 69.5 Pts
Min Avg Max
106 4-Core 174 215
121 8-Core 177 210
23.9% 175 Pts
Min Avg Max
118 64-Core 178 212
11.9% 178 Pts
User Benchmarks Bench Normal Heavy Extreme
The fastest CPU (mainstream) averages a speed of 100%
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.05 GHz (avg)
39.5% Below average
1-Core 56.5
2-Core 115
40% 85.7 Pts
4-Core 231
8-Core 231
32% 231 Pts
64-Core 230
15% 230 Pts
CPU 1, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
32.8% Below average
1-Core 48.1
2-Core 94.5
34% 71.3 Pts
4-Core 189
8-Core 190
26% 190 Pts
64-Core 187
13% 187 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
32.2% Below average
1-Core 48.8
2-Core 96.2
34% 72.5 Pts
4-Core 180
8-Core 186
25% 183 Pts
64-Core 184
12% 184 Pts
Socket 775, 1 CPU, 4 cores, 4 threads
Base clock 2.65 GHz, turbo 2.5 GHz (avg)
31.7% Below average
1-Core 47.7
2-Core 94.6
34% 71.2 Pts
4-Core 178
8-Core 176
24% 177 Pts
64-Core 184
12% 184 Pts
9,319 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 24,130,765 CPUs tested.

 Prices

AmazonUS $23012 mins
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Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

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Typical Core2 Quad Q8400 Builds (Compare 7,320 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 31%
Sail boat
Workstation
Workstation 15%
Tree trunk

Motherboard: Dell OptiPlex 780

CPU
Core2 Quad Q8400Intel  $230Bench 31%, 9,319 samples1x
GPU
Q45/Q43 Express ChipsetIntelBench 0%, 19,883 samples3,152x
4 Series Internal ChipsetIntelBench 0%, 1,165 samples494x
GeForce GT 710NvidiaBench 3%, 58,927 samples364x
SSD
A400 240GBKingston  $32Bench 62%, 121,626 samples84x
SSDNow V300 120GBKingston  $74Bench 54%, 226,067 samples74x
A400 120GBKingston  $25Bench 59%, 69,150 samples71x
RAM
2x2GBUnknownBench 19%, 275,905 samples2,320x
4x2GBUnknownBench 24%, 120,256 samples1,609x
2x4GBUnknownBench 39%, 248,634 samples465x
EDIT WITH CUSTOM PC BUILDER Value: 31% - Below average Total price: $262

Popular Core2 Quad Q8400 compatible motherboards:

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Processor Rankings (Price vs Performance) January 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 Q8400 (4M Cache, 2.66 GHz, 1333 MHz FSB)
Code NameYorkfield
Launch DateQ2'09
Processor NumberQ8400
# of Cores4
Cache4 MB L2
Instruction Set64-bit
Embedded Options AvailableNo
Lithography45 nm
VID Voltage Range0.8500V-1.3625V
Recommended Price$179.00
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
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 TechNo

 Comments

Added n/a ago.
USA-User
Avatar level
6,138

Excellent (edit your comment) Add link

3 months ago.

runs all my games fine. It's probably the best LGA 775 processor.

TUR-User
Avatar level
3,616

Excellent

2 months ago.

80TRL And Overclocking performance's best. I Running 3.2GHZ 1.27V to overtake the I3 6100 etc. :)

RUS-User
Avatar level
3,614

Excellent

9 months ago.

11 years of perfect working. Now playing even MAFIA III with it on low. Really fond of it. All my tasks and games runs quite good. In 2019 and so many years of stable working I like it. It was the my best choice in them days.

ITA-User
Avatar level
2,809

Excellent

12 months ago.

I have it. After several years i can still work very smoothly

ARG-User
Avatar level
2,268

Good

8 months ago.

Cheaper and more effective than some mobile or low power processors from today.

PRT-User
Avatar level
1,798

Excellent

1 month ago.

Very nice for a cheap processor (10 eur). Works really nice.

Antimat
Avatar level
40

Excellent

4 months ago.

Very old CPU but still working ..... And in this time we'll get him very cheap Only 4mb L2 cache slows him down

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 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 »

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