Core Duo T2400 vs Core 2 Quad Q8400

Primary details

Comparing Core 2 Quad Q8400 and Core Duo T2400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2268not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataCore Duo
Power efficiency1.30no data
Architecture codenameYorkfield (2007−2009)Yonah (2005−2006)
Release date19 April 2009 (15 years ago)January 2006 (18 years ago)
Launch price (MSRP)no data$16

Detailed specifications

Core 2 Quad Q8400 and Core Duo T2400 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed2.66 GHz1.83 GHz
Boost clock speed0.67 GHz1.83 GHz
Bus rate1333 MHz667 MHz
L1 cache64 KB (per core)0 KB
L2 cache4 MB (shared)2 MB
L3 cache0 KB0 KB
Chip lithography45 nm65 nm
Die size2x 82 mm290 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 million151 million
64 bit support+-
Windows 11 compatibility--
VID voltage range0.85V-1.3625V1.1625V - 1.3V

Compatibility

Information on Core 2 Quad Q8400 and Core Duo T2400 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCLGA775,LGA775PPGA478, PBGA479
Power consumption (TDP)95 Watt31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400 and Core Duo T2400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States+-
Thermal Monitoring+-
Demand Based Switching--
FSB parity--

Security technologies

Core 2 Quad Q8400 and Core Duo T2400 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8400 and Core Duo T2400 are enumerated here.

VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8400 and Core Duo T2400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8400 and Core Duo T2400.

PCIe version2.0no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.



Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Core 2 Quad Q8400 2067
+471%
Duo T2400 362

Pros & cons summary


Physical cores 4 2
Threads 4 2
Chip lithography 45 nm 65 nm
Power consumption (TDP) 95 Watt 31 Watt

Core 2 Quad Q8400 has 100% more physical cores and 100% more threads, and a 44.4% more advanced lithography process.

Duo T2400, on the other hand, has 206.5% lower power consumption.

We couldn't decide between Core 2 Quad Q8400 and Core Duo T2400. We've got no test results to judge.

Note that Core 2 Quad Q8400 is a desktop processor while Core Duo T2400 is a notebook one.


Should you still have questions on choice between Core 2 Quad Q8400 and Core Duo T2400, ask them in Comments section, and we shall answer.

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Intel Core 2 Quad Q8400
Core 2 Quad Q8400
Intel Core Duo T2400
Core Duo T2400

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4 1340 votes

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3.4 25 votes

Rate Core Duo T2400 on a scale of 1 to 5:

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Questions & comments

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