Xeon D-1823NT vs Core 2 Duo P8400

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Primary details

Comparing Core 2 Duo P8400 and Xeon D-1823NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2835not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
SeriesIntel Core 2 Duono data
Power efficiency2.01no data
Architecture codenamePenryn (2008−2011)no data
Release date15 July 2008 (16 years ago)1 October 2023 (1 year ago)
Launch price (MSRP)$209no data

Detailed specifications

Core 2 Duo P8400 and Xeon D-1823NT 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)6 (Hexa-Core)
Threads212
Base clock speed2.26 GHz2.8 GHz
Boost clock speed2.26 GHz3.5 GHz
Bus rate1066 MHzno data
L1 cache128 KBno data
L2 cache3 MBno data
L3 cache3 MB L2 Cache10240 KB
Chip lithography45 nmno data
Die size107 mm2no data
Maximum core temperature105 °Cno data
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility-no data
VID voltage range1.05V-1.15Vno data

Compatibility

Information on Core 2 Duo P8400 and Xeon D-1823NT 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.

SocketBGA479,PBGA479,PGA478FCBGA2227
Power consumption (TDP)25 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Xeon D-1823NT. 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-+
Idle States+no data
Thermal Monitoring-+
Demand Based Switching-no data
FSB parity-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo P8400 and Xeon D-1823NT 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 P8400 and Xeon D-1823NT are enumerated here.

VT-dno data+
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo P8400 and Xeon D-1823NT. 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 P8400 and Xeon D-1823NT.

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 15 July 2008 1 October 2023
Physical cores 2 6
Threads 2 12
Power consumption (TDP) 25 Watt 55 Watt

Core 2 Duo P8400 has 120% lower power consumption.

Xeon D-1823NT, on the other hand, has an age advantage of 15 years, and 200% more physical cores and 500% more threads.

We couldn't decide between Core 2 Duo P8400 and Xeon D-1823NT. We've got no test results to judge.

Be aware that Core 2 Duo P8400 is a notebook processor while Xeon D-1823NT is a server/workstation one.


Should you still have questions on choice between Core 2 Duo P8400 and Xeon D-1823NT, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo P8400
Core 2 Duo P8400
Intel Xeon D-1823NT
Xeon D-1823NT

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Community ratings

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