Core i7-12700H vs Core 2 Duo T6400

VS

Aggregate performance score

Core 2 Duo T6400
2009
2 cores / 2 threads, 35 Watt
0.46
Core i7-12700H
2022
14 cores / 20 threads, 45 Watt
16.43
+3472%

Core i7-12700H outperforms Core 2 Duo T6400 by a whopping 3472% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T6400 and Core i7-12700H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2940405
Place by popularitynot in top-10066
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoAlder Lake-S
Power efficiency1.2434.55
Architecture codenamePenryn (2008−2011)Alder Lake-H (2022)
Release date1 January 2009 (15 years ago)January 2022 (2 years ago)

Detailed specifications

Core 2 Duo T6400 and Core i7-12700H 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)
Threads220
Base clock speed2 GHz2.3 GHz
Boost clock speed2 GHz4.7 GHz
Bus rate800 MHzno data
L1 cacheno data80K (per core)
L2 cache2 MB1.25 MB (per core)
L3 cache2 MB L2 Cache24 MB (shared)
Chip lithography45 nmIntel 7 nm
Die sizeno data217 mm2
Maximum core temperature105 °C100 °C
64 bit support++
Windows 11 compatibility-+
VID voltage range1V-1.25Vno data

Compatibility

Information on Core 2 Duo T6400 and Core i7-12700H 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
SocketPGA478FCBGA1744
Power consumption (TDP)35 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6400 and Core i7-12700H. 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-no data
Hyper-Threading Technology-+
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switching-no data
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core 2 Duo T6400 and Core i7-12700H 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 T6400 and Core i7-12700H 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 T6400 and Core i7-12700H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4, DDR5
Maximum memory sizeno data64 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® Iris® Xe Graphics eligible
Quick Sync Video-+
Graphics max frequencyno data1.4 GHz
Execution Unitsno data96

Graphics interfaces

Available interfaces and connections of Core 2 Duo T6400 and Core i7-12700H integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core 2 Duo T6400 and Core i7-12700H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz
Max resolution over eDPno data4096 x 2304 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core 2 Duo T6400 and Core i7-12700H integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6400 and Core i7-12700H.

PCIe versionno data4.0
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 T6400 0.46
i7-12700H 16.43
+3472%

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 T6400 727
i7-12700H 26092
+3489%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Core 2 Duo T6400 2115
i7-12700H 8876
+320%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Core 2 Duo T6400 4005
i7-12700H 54647
+1264%

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.

Core 2 Duo T6400 1768
i7-12700H 14044
+695%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Core 2 Duo T6400 39.42
i7-12700H 3.3
+1095%

Gaming performance

Pros & cons summary


Performance score 0.46 16.43
Physical cores 2 14
Threads 2 20
Power consumption (TDP) 35 Watt 45 Watt

Core 2 Duo T6400 has 28.6% lower power consumption.

i7-12700H, on the other hand, has a 3471.7% higher aggregate performance score, and 600% more physical cores and 900% more threads.

The Core i7-12700H is our recommended choice as it beats the Core 2 Duo T6400 in performance tests.


Should you still have questions on choice between Core 2 Duo T6400 and Core i7-12700H, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo T6400
Core 2 Duo T6400
Intel Core i7-12700H
Core i7-12700H

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Community ratings

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Questions & comments

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