Average Bench: 36.1% (1052nd of 1272)

Based on 3,959 user benchmarks.  Device: BFEBFBFF0001067A Model: Intel(R) Core(TM)2 Duo CPU T6400 @ 2.00GHz
Poor: 24%Average: 36.1% Great: 41%
Gaming 36%
Jet ski
Desktop 41%
Speed boat
Workstation 24%

Poor average bench

The Intel Core2 Duo T6400 averaged 63.8% 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.


Avg. Memory Latency 62.1Pts
Avg. Single Core Mixed Speed 32.2Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core2 Duo T6400 is just 17.2%. This is a relatively narrow range which indicates that the Intel Core2 Duo T6400 performs reasonably consistently under varying real world conditions.


Avg. Multi Core Mixed Speed 62.7Pts
Avg. Octa Core Mixed Speed 62.4Pts

Average Bench

(Based on 3,959 samples)
Min Avg Max
37.9 Memory 62.1 70.9
20.1 1-Core 32.2 36.1
30.3 2-Core 60.7 71.7
35.4% 51.6 Pts
Min Avg Max
31.8 4-Core 61.6 71.9
34.4 8-Core 62.4 71.9
8.5% 62 Pts
Min Avg Max
33.8 64-Core 62.7 71.8
4.2% 62.7 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
CPU, 1 CPU, 2 cores, 2 threads
Base clock 2 GHz, turbo 1.85 GHz (avg)
Memory 70.8
1-Core 35.7
2-Core 70.5
40% 59 Pts
4-Core 71.8
8-Core 70.6
10% 71.2 Pts
64-Core 71.9
5% 71.9 Pts
Microprocessor, 1 CPU, 2 cores, 2 threads
Base clock 2 GHz, turbo 1.85 GHz (avg)
Memory 69.3
1-Core 36.2
2-Core 70.9
40% 58.8 Pts
4-Core 70.1
8-Core 70
10% 70.1 Pts
64-Core 69.1
5% 69.1 Pts
CPU, 1 CPU, 2 cores, 2 threads
Base clock 2 GHz, turbo 1.85 GHz (avg)
Memory 67.8
1-Core 36.4
2-Core 69.4
39% 57.9 Pts
4-Core 67.7
8-Core 71
9% 69.3 Pts
64-Core 68.7
5% 68.7 Pts
Microprocessor, 1 CPU, 2 cores, 2 threads
Base clock 2 GHz, turbo 1.85 GHz (avg)
Memory 65.8
1-Core 35.4
2-Core 65.9
38% 55.7 Pts
4-Core 70.2
8-Core 60.2
9% 65.2 Pts
64-Core 58.3
4% 58.3 Pts
uPGA 479M, 1 CPU, 2 cores, 2 threads
Base clock 2 GHz
Memory 51.9
1-Core 36.2
2-Core 51.5
32% 46.5 Pts
4-Core 59
8-Core 72.2
9% 65.6 Pts
64-Core 71.5
5% 71.5 Pts
3,959 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 34,646,601 CPUs tested.


AmazonUS $9920 mins
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Typical Core2 Duo T6400 Builds (Compare 652 builds) See popular component choices, score breakdowns and rankings.
Gaming 2%
Tree trunk
Desktop 36%
Jet ski
Workstation 2%
Tree trunk

System: Dell Inspiron 1545

EDIT WITH CUSTOM PC BUILDER Value: 42% - Average Total price: $127

Popular Core2 Duo T6400 systems:

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Processor Rankings (Price vs Performance) October 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]


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.



DescriptionIntel® Core™2 Duo Processor T6400 (2M Cache, 2.00 GHz, 800 MHz FSB)
Code NamePenryn
Launch DateQ1'09
Processor NumberT6400
# of Cores2
Cache2 MB L2
Instruction Set64-bit
Embedded Options AvailableNo
Lithography45 nm
VID Voltage Range1.000V-1.250V
Recommended PriceN/A
Clock Speed2 GHz
Bus Speed800 MHz FSB
Max TDP35 W

Advanced Technologies

Virtualization Tech (VT-x)No
Intel 64Yes
Enhanced Intel SpeedStep® TechYes
Turbo Boost TechNo
Hyper-Threading TechNo
Demand Based SwitchingNo


Package Size35mm x 35mm
Sockets SupportedPGA478
Processing Die Size107 mm2
# of Processing Die Transistors410 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechNo


Added n/a ago.


22 months ago.

it is great at normal tasks, and even supports much older hardware like ddr3 ram

1272 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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