Duo T2300 vs i5-2500K

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Aggregate performance score

Core i5-2500K
2011
4 cores / 4 threads, 95 Watt
2.60
+1200%
Core Duo T2300
2006
2 cores / 2 threads, 31 Watt
0.20

Core i5-2500K outperforms Core Duo T2300 by a whopping 1200% based on our aggregate benchmark results.

Primary details

Comparing Core i5-2500K and Core Duo T2300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking17343229
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.39no data
Market segmentDesktop processorLaptop
SeriesCore i5 (Desktop)Core Duo
Power efficiency2.590.61
Architecture codenameSandy Bridge (2011−2013)Yonah (2005−2006)
Release date9 January 2011 (13 years ago)January 2006 (18 years ago)
Launch price (MSRP)$216no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-2500K and Core Duo T2300 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 speed3.3 GHz1.66 GHz
Boost clock speed3.7 GHz1.66 GHz
Bus rate5 GT/s667 MHz
L1 cache64 KB (per core)0 KB
L2 cache256K (per core)2 MB
L3 cache6 MB (shared)0 KB
Chip lithography32 nm65 nm
Die size216 mm290 mm2
Maximum core temperature73 °C100 °C
Number of transistors1,160 million151 million
64 bit support+-
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data1.1625V - 1.3V

Compatibility

Information on Core i5-2500K and Core Duo T2300 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
SocketLGA1155PPGA478, PBGA479
Power consumption (TDP)95 Watt31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2500K and Core Duo T2300. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXno data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0-
Hyper-Threading Technology--
Idle States+-
Thermal Monitoring+-
Flex Memory Access+no data
Demand Based Switchingno data-
PAEno data32 Bit
FDI+no data
Fast Memory Access+no data
FSB parityno data-

Security technologies

Core i5-2500K and Core Duo T2300 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++
Identity Protection+-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2500K and Core Duo T2300 are enumerated here.

VT-d-no data
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2500K and Core Duo T2300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000no data
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.1 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-2500K and Core Duo T2300 integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i5-2500K and Core Duo T2300.

PCIe version2.0no data
PCI Express lanes16no 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.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-2500K 2.60
+1200%
Duo T2300 0.20

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.

i5-2500K 4123
+1169%
Duo T2300 325

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i5-2500K 5853
+324%
Duo T2300 1380

Gaming performance

Pros & cons summary


Performance score 2.60 0.20
Physical cores 4 2
Threads 4 2
Chip lithography 32 nm 65 nm
Power consumption (TDP) 95 Watt 31 Watt

i5-2500K has a 1200% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.

Duo T2300, on the other hand, has 206.5% lower power consumption.

The Core i5-2500K is our recommended choice as it beats the Core Duo T2300 in performance tests.

Note that Core i5-2500K is a desktop processor while Core Duo T2300 is a notebook one.


Should you still have questions on choice between Core i5-2500K and Core Duo T2300, 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 i5-2500K
Core i5-2500K
Intel Core Duo T2300
Core Duo T2300

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Community ratings

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


3.9 1808 votes

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3.9 21 vote

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Questions & comments

Here you can ask a question about Core i5-2500K or Core Duo T2300, agree or disagree with our judgements, or report an error or mismatch.