Core i3-12100F vs Core 2 Duo P8400

Aggregate performance score

Core 2 Duo P8400
2008
2 cores / 2 threads, 25 Watt
0.53
Core i3-12100F
2022
4 cores / 8 threads, 58 Watt
8.88
+1575%

Core i3-12100F outperforms Core 2 Duo P8400 by a whopping 1575% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo P8400 and Core i3-12100F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2843859
Place by popularitynot in top-1005
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Duono data
Power efficiency2.0114.49
Architecture codenamePenryn (2008−2011)Alder Lake-S (2022)
Release date15 July 2008 (16 years ago)January 2022 (2 years ago)
Launch price (MSRP)$209no data

Detailed specifications

Core 2 Duo P8400 and Core i3-12100F 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)4 (Quad-Core)
Threads28
Base clock speed2.26 GHz3.3 GHz
Boost clock speed2.26 GHz4.3 GHz
Bus rate1066 MHzno data
L1 cache128 KB80K (per core)
L2 cache3 MB1.25 MB (per core)
L3 cache3 MB L2 Cache12 MB (shared)
Chip lithography45 nmIntel 7 nm
Die size107 mm2163 mm2
Maximum core temperature105 °C100 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility-+
VID voltage range1.05V-1.15Vno data

Compatibility

Information on Core 2 Duo P8400 and Core i3-12100F 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,PBGA479,PGA478FCLGA1700
Power consumption (TDP)25 Watt58 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Core i3-12100F. 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-+
AVX-+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle States++
Thermal Monitoring-+
Demand Based Switching-no data
Turbo Boost Max 3.0no data-
FSB parity-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo P8400 and Core i3-12100F technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo P8400 and Core i3-12100F 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 P8400 and Core i3-12100F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-4800, DDR4-3200
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data76.8 GB/s

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo P8400 and Core i3-12100F.

PCIe versionno data5.0 and 4.0
PCI Express lanesno data20

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.

Core 2 Duo P8400 0.53
i3-12100F 8.88
+1575%

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 Duo P8400 849
i3-12100F 14110
+1562%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Core 2 Duo P8400 280
i3-12100F 2240
+700%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Core 2 Duo P8400 468
i3-12100F 7470
+1496%

Gaming performance

Pros & cons summary


Performance score 0.53 8.88
Physical cores 2 4
Threads 2 8
Power consumption (TDP) 25 Watt 58 Watt

Core 2 Duo P8400 has 132% lower power consumption.

i3-12100F, on the other hand, has a 1575.5% higher aggregate performance score, and 100% more physical cores and 300% more threads.

The Core i3-12100F is our recommended choice as it beats the Core 2 Duo P8400 in performance tests.

Be aware that Core 2 Duo P8400 is a notebook processor while Core i3-12100F is a desktop one.


Should you still have questions on choice between Core 2 Duo P8400 and Core i3-12100F, 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 Duo P8400
Core 2 Duo P8400
Intel Core i3-12100F
Core i3-12100F

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Community ratings

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Questions & comments

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