Core Ultra 7 164U vs Core 2 Duo T6400

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Primary details

Comparing Core 2 Duo T6400 and Core Ultra 7 164U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated797
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Meteor Lake-U
Power efficiencyno data100.00
Architecture codenamePenryn (2008−2011)Meteor Lake-U (2023)
Release date1 January 2009 (15 years ago)14 December 2023 (less than a year ago)
Launch price (MSRP)no data$448

Detailed specifications

Core 2 Duo T6400 and Core Ultra 7 164U 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)12 (Dodeca-Core)
Threads214
Base clock speed2 GHz1.1 GHz
Boost clock speed2 GHz4.8 GHz
Bus rate800 MHzno data
L1 cacheno data112 KB (per core)
L2 cache2 MB2 MB (per core)
L3 cache2 MB L2 Cache12 MB (shared)
Chip lithography45 nmIntel 4 nm
Maximum core temperature105 °C110 °C
64 bit support++
Windows 11 compatibility-no data
VID voltage range1V-1.25Vno data

Compatibility

Information on Core 2 Duo T6400 and Core Ultra 7 164U 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
SocketPGA478FCBGA2551
Power consumption (TDP)35 Watt9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6400 and Core Ultra 7 164U. 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-+
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology-no data
Hyper-Threading Technology-+
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data+
SIPP-+
Demand Based Switching-no data
Turbo Boost Max 3.0no data-
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, ONNX RT

Security technologies

Core 2 Duo T6400 and Core Ultra 7 164U 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 Ultra 7 164U 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 Ultra 7 164U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5
Maximum memory sizeno data64 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® Graphics
Quick Sync Video-+
Graphics max frequencyno data1.8 GHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo T6400 and Core Ultra 7 164U integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core 2 Duo T6400 and Core Ultra 7 164U 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 T6400 and Core Ultra 7 164U integrated GPUs, sometimes API versions are included.

DirectXno data12.2
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6400 and Core Ultra 7 164U.

PCIe versionno data4.0
PCI Express lanesno data8
PCI supportno data4.0 and 3.0

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.



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
Ultra 7 164U 15106
+1978%

Pros & cons summary


Recency 1 January 2009 14 December 2023
Physical cores 2 12
Threads 2 14
Power consumption (TDP) 35 Watt 9 Watt

Ultra 7 164U has an age advantage of 14 years, 500% more physical cores and 600% more threads, and 288.9% lower power consumption.

We couldn't decide between Core 2 Duo T6400 and Core Ultra 7 164U. We've got no test results to judge.


Should you still have questions on choice between Core 2 Duo T6400 and Core Ultra 7 164U, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo T6400
Core 2 Duo T6400
Intel Core Ultra 7 164U
Core Ultra 7 164U

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Community ratings

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


3 88 votes

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3.1 9 votes

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Questions & comments

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