Core Duo T2350 vs Core 2 Quad Q8400

Primary details

Comparing Core 2 Quad Q8400 and Core Duo T2350 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2264not 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)no data (2024 years ago)

Detailed specifications

Core 2 Quad Q8400 and Core Duo T2350 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 GHz1.86 GHz
Boost clock speed0.67 GHz1.86 GHz
Bus rate1333 MHz533 MHz
L1 cache64 KB (per core)no data
L2 cache4 MB (shared)no data
L3 cache0 KB2 MB L2 KB
Chip lithography45 nm65 nm
Die size2x 82 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 millionno data
64 bit support+-
Windows 11 compatibility--
VID voltage range0.85V-1.3625V0.95V-1.262V

Compatibility

Information on Core 2 Quad Q8400 and Core Duo T2350 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 configuration1no data
SocketFCLGA775,LGA775PPGA478
Power consumption (TDP)95 Watt31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400 and Core Duo T2350. 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 T2350 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 T2350 are enumerated here.

VT-x+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8400 and Core Duo T2350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3no data

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 T2350.

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
+437%
Duo T2350 385

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 T2350, on the other hand, has 206.5% lower power consumption.

We couldn't decide between Core 2 Quad Q8400 and Core Duo T2350. We've got no test results to judge.

Note that Core 2 Quad Q8400 is a desktop processor while Core Duo T2350 is a notebook one.


Should you still have questions on choice between Core 2 Quad Q8400 and Core Duo T2350, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Quad Q8400
Core 2 Quad Q8400
Intel Core Duo T2350
Core Duo T2350

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


4 1337 votes

Rate Core 2 Quad Q8400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 9 votes

Rate Core Duo T2350 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Quad Q8400 or Core Duo T2350, agree or disagree with our judgements, or report an error or mismatch.