Core Ultra 5 225H vs Core 2 Duo T8300

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Aggregate performance score

Core 2 Duo T8300
2008
2 cores / 2 threads, 35 Watt
0.92
Core Ultra 5 225H
2025
14 cores / 14 threads, 28 Watt
18.37
+1897%

Core Ultra 5 225H outperforms Core 2 Duo T8300 by a whopping 1897% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2702385
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 Duono data
Power efficiency1.0225.37
DesignerIntelIntel
Architecture codenamePenryn (2008−2011)Arrow Lake-H (2024−2025)
Release date10 January 2008 (17 years ago)1 January 2025 (less than a year ago)
Launch price (MSRP)$241$385

Detailed specifications

Core 2 Duo T8300 and Core Ultra 5 225H 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 cores2 (Dual-core)14 (Tetradeca-Core)
Performance-coresno data4
Efficient-coresno data8
Low Power Efficient-coresno data2
Threads214
Base clock speed2.4 GHz4.3 GHz
Boost clock speed2.4 GHz4.9 GHz
Bus rate800 MHzno data
L2 cache3 MBno data
L3 cache3 MB L2 Cache18 MB
Chip lithography45 nm5 nm
Die size107 mm2no data
Maximum core temperature105 °C110 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility-no data
VID voltage range1V-1.25Vno data

Compatibility

Information on Core 2 Duo T8300 and Core Ultra 5 225H 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 configurationno data1
SocketBGA479,PGA478FCBGA2049
Power consumption (TDP)35 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T8300 and Core Ultra 5 225H. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
Enhanced SpeedStep (EIST)+no data
Speed Shiftno data+
Turbo Boost Technology-no data
Hyper-Threading Technology--
Idle States+no data
Thermal Monitoring-+
Demand Based Switching-no data
Turbo Boost Max 3.0no data+
FSB parity-no data
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, ONNX RT, DirectML, WebNN

Security technologies

Core 2 Duo T8300 and Core Ultra 5 225H technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T8300 and Core Ultra 5 225H are enumerated here.

VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T8300 and Core Ultra 5 225H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-6400
Maximum memory sizeno data128 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® Arc™ 130T GPU
Quick Sync Video-+
Graphics max frequencyno data2.2 GHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo T8300 and Core Ultra 5 225H integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core 2 Duo T8300 and Core Ultra 5 225H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDPno data3840x2400 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core 2 Duo T8300 and Core Ultra 5 225H integrated GPUs, sometimes API versions are included.

DirectXno data12.2
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T8300 and Core Ultra 5 225H.

PCI Express lanesno data28
PCI supportno data5.0 and 4.0

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.

Core 2 Duo T8300 0.92
Ultra 5 225H 18.37
+1897%

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. Other than that, Passmark measures multi-core performance.

Core 2 Duo T8300 1472
Ultra 5 225H 29528
+1906%

Gaming performance

Pros & cons summary


Performance score 0.92 18.37
Recency 10 January 2008 1 January 2025
Physical cores 2 14
Threads 2 14
Chip lithography 45 nm 5 nm
Power consumption (TDP) 35 Watt 28 Watt

Ultra 5 225H has a 1896.7% higher aggregate performance score, an age advantage of 16 years, 600% more physical cores and 600% more threads, a 800% more advanced lithography process, and 25% lower power consumption.

The Intel Core Ultra 5 225H is our recommended choice as it beats the Intel Core 2 Duo T8300 in performance tests.

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Intel Core 2 Duo T8300
Core 2 Duo T8300
Intel Core Ultra 5 225H
Core Ultra 5 225H

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Community ratings

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