Xeon D-1844NT vs Core 2 Duo T6400

Primary details

Comparing Core 2 Duo T6400 and Xeon D-1844NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2940not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
SeriesIntel Core 2 Duono data
Power efficiency1.24no data
Architecture codenamePenryn (2008−2011)no data
Release date1 January 2009 (15 years ago)1 October 2023 (1 year ago)

Detailed specifications

Core 2 Duo T6400 and Xeon D-1844NT 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)10 (Deca-Core)
Threads220
Base clock speed2 GHz2 GHz
Boost clock speed2 GHz3.1 GHz
Bus rate800 MHzno data
L2 cache2 MBno data
L3 cache2 MB L2 Cache15360 KB
Chip lithography45 nmno data
Maximum core temperature105 °Cno data
64 bit support++
Windows 11 compatibility-no data
VID voltage range1V-1.25Vno data

Compatibility

Information on Core 2 Duo T6400 and Xeon D-1844NT 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.

SocketPGA478FCBGA2227
Power consumption (TDP)35 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6400 and Xeon D-1844NT. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX-512
AES-NI-+
Enhanced SpeedStep (EIST)++
QuickAssistno data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
Thermal Monitoring-+
Demand Based Switching-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo T6400 and Xeon D-1844NT technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++
SGXno dataYes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T6400 and Xeon D-1844NT are enumerated here.

VT-dno data+
VT-x-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T6400 and Xeon D-1844NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4
Maximum memory sizeno data256 GB
Max memory channelsno data2
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6400 and Xeon D-1844NT.

PCIe versionno data4.0
PCI Express lanesno data16
USB revisionno data3.0
Max number of SATA 6 Gb/s Portsno data24
Number of USB portsno data4
Integrated LANno data+

Pros & cons summary


Recency 1 January 2009 1 October 2023
Physical cores 2 10
Threads 2 20
Power consumption (TDP) 35 Watt 55 Watt

Core 2 Duo T6400 has 57.1% lower power consumption.

Xeon D-1844NT, on the other hand, has an age advantage of 14 years, and 400% more physical cores and 900% more threads.

We couldn't decide between Core 2 Duo T6400 and Xeon D-1844NT. We've got no test results to judge.

Be aware that Core 2 Duo T6400 is a notebook processor while Xeon D-1844NT is a server/workstation one.


Should you still have questions on choice between Core 2 Duo T6400 and Xeon D-1844NT, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo T6400
Core 2 Duo T6400
Intel Xeon D-1844NT
Xeon D-1844NT

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