Celeron J1800 vs Core 2 Duo P8400

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Aggregate performance score

Core 2 Duo P8400
2008
2 cores / 2 threads, 25 Watt
0.53
+47.2%
Celeron J1800
2013
2 cores / 2 threads, 10 Watt
0.36

Core 2 Duo P8400 outperforms Celeron J1800 by a considerable 47% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo P8400 and Celeron J1800 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28603051
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Celeron
Power efficiency2.013.41
Architecture codenamePenryn (2008−2011)Bay Trail-D (2013)
Release date15 July 2008 (16 years ago)1 November 2013 (11 years ago)
Launch price (MSRP)$209$72

Detailed specifications

Core 2 Duo P8400 and Celeron J1800 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)2 (Dual-core)
Threads22
Base clock speed2.26 GHz2.41 GHz
Boost clock speed2.26 GHz2.58 GHz
Bus rate1066 MHzno data
L1 cache128 KB112 KB
L2 cache3 MB1 MB
L3 cache3 MB L2 Cache1 MB L2 Cache
Chip lithography45 nm22 nm
Die size107 mm2no data
Maximum core temperature105 °C105 °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 Celeron J1800 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,PGA478FCBGA1170
Power consumption (TDP)25 Watt10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Celeron J1800. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States+no data
Demand Based Switching-no data
PAEno data36 Bit
FDIno data-
FSB parity-no data
RSTno data-

Security technologies

Core 2 Duo P8400 and Celeron J1800 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB++
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo P8400 and Celeron J1800 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 Celeron J1800. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3
Maximum memory sizeno data8 GB
Max memory channelsno data2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics for Intel Atom Processor Z3700 Series
Quick Sync Video-+
Graphics max frequencyno data792 MHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo P8400 and Celeron J1800 integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo P8400 and Celeron J1800.

PCIe versionno data2.0
PCI Express lanesno data4

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
+47.2%
Celeron J1800 0.36

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
+48.2%
Celeron J1800 573

Gaming performance

Pros & cons summary


Performance score 0.53 0.36
Recency 15 July 2008 1 November 2013
Chip lithography 45 nm 22 nm
Power consumption (TDP) 25 Watt 10 Watt

Core 2 Duo P8400 has a 47.2% higher aggregate performance score.

Celeron J1800, on the other hand, has an age advantage of 5 years, a 104.5% more advanced lithography process, and 150% lower power consumption.

The Core 2 Duo P8400 is our recommended choice as it beats the Celeron J1800 in performance tests.


Should you still have questions on choice between Core 2 Duo P8400 and Celeron J1800, ask them in Comments section, and we shall answer.

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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 Celeron J1800
Celeron J1800

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.7 84 votes

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2.8 539 votes

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Questions & comments

Here you can ask a question about Core 2 Duo P8400 or Celeron J1800, agree or disagree with our judgements, or report an error or mismatch.