Core 2 Quad Q8400 vs Pentium 4 630

Aggregate performance score

Pentium 4 630
1 core / 2 threads, 84 Watt
0.17
Core 2 Quad Q8400
2009
4 cores / 4 threads, 95 Watt
1.30
+665%

Core 2 Quad Q8400 outperforms Pentium 4 630 by a whopping 665% based on our aggregate benchmark results.

Primary details

Comparing Pentium 4 630 and Core 2 Quad Q8400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking32772281
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
SeriesPentium 4no data
Power efficiency0.171.30
Architecture codenamePrescott 2MYorkfield (2007−2009)
Release dateno data19 April 2009 (15 years ago)

Detailed specifications

Pentium 4 630 and Core 2 Quad Q8400 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 cores1 (Single-Core)4 (Quad-Core)
Threads24
Base clock speed3 GHz2.66 GHz
Boost clock speed3 GHz0.67 GHz
Bus rate800 MHz1333 MHz
L1 cacheno data64 KB (per core)
L2 cacheno data4 MB (shared)
L3 cache2 MB L2 Cache0 KB
Chip lithography90 nm45 nm
Die sizeno data2x 82 mm2
Maximum core temperature67 °Cno data
Maximum case temperature (TCase)no data71 °C
Number of transistorsno data456 million
64 bit support++
Windows 11 compatibility--
VID voltage range1.2V-1.4V0.85V-1.3625V

Compatibility

Information on Pentium 4 630 and Core 2 Quad Q8400 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
SocketPLGA775FCLGA775,LGA775
Power consumption (TDP)84 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4 630 and Core 2 Quad Q8400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology+-
Idle States-+
Thermal Monitoring-+
Demand Based Switching--
FSB parity--

Security technologies

Pentium 4 630 and Core 2 Quad Q8400 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 4 630 and Core 2 Quad Q8400 are enumerated here.

VT-x-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 4 630 and Core 2 Quad Q8400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Pentium 4 630 and Core 2 Quad Q8400.

PCIe versionno data2.0

Synthetic benchmark performance

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


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.

Pentium 4 630 0.17
Core 2 Quad Q8400 1.30
+665%

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.

Pentium 4 630 272
Core 2 Quad Q8400 2068
+660%

Gaming performance

Pros & cons summary


Performance score 0.17 1.30
Physical cores 1 4
Threads 2 4
Chip lithography 90 nm 45 nm
Power consumption (TDP) 84 Watt 95 Watt

Pentium 4 630 has 13.1% lower power consumption.

Core 2 Quad Q8400, on the other hand, has a 664.7% higher aggregate performance score, 300% more physical cores and 100% more threads, and a 100% more advanced lithography process.

The Core 2 Quad Q8400 is our recommended choice as it beats the Pentium 4 630 in performance tests.


Should you still have questions on choice between Pentium 4 630 and Core 2 Quad Q8400, ask them in Comments section, and we shall answer.

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Intel Pentium 4 630
Pentium 4 630
Intel Core 2 Quad Q8400
Core 2 Quad Q8400

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Community ratings

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


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Questions & comments

Here you can ask a question about Pentium 4 630 or Core 2 Quad Q8400, agree or disagree with our judgements, or report an error or mismatch.