Core 2 Quad Q8400 vs Xeon L5430

VS

Aggregate performance score

Xeon L5430
2008
50 Watt
1.42
+9.2%
Core 2 Quad Q8400
2009
4 cores / 4 threads, 95 Watt
1.30

Xeon L5430 outperforms Core 2 Quad Q8400 by a small 9% based on our aggregate benchmark results.

Primary details

Comparing Xeon L5430 and Core 2 Quad Q8400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22042281
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
Power efficiency2.691.30
Architecture codenameno dataYorkfield (2007−2009)
Release date1 July 2008 (16 years ago)19 April 2009 (15 years ago)

Detailed specifications

Xeon L5430 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 coresno data4 (Quad-Core)
Threadsno data4
Base clock speed2.66 GHz2.66 GHz
Boost clock speedno data0.67 GHz
Bus rateno data1333 MHz
L1 cacheno data64 KB (per core)
L2 cacheno data4 MB (shared)
L3 cache12 MB L2 Cache0 KB
Chip lithography45 nm45 nm
Die sizeno data2x 82 mm2
Maximum core temperature57 °Cno data
Maximum case temperature (TCase)no data71 °C
Number of transistorsno data456 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.35V0.85V-1.3625V

Compatibility

Information on Xeon L5430 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
SocketLGA771FCLGA775,LGA775
Power consumption (TDP)50 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon L5430 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

Xeon L5430 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 Xeon L5430 and Core 2 Quad Q8400 are enumerated here.

VT-x++
EPT-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon L5430 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 Xeon L5430 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.

Xeon L5430 1.42
+9.2%
Core 2 Quad Q8400 1.30

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.

Xeon L5430 2260
+9.3%
Core 2 Quad Q8400 2068

Gaming performance

Pros & cons summary


Performance score 1.42 1.30
Recency 1 July 2008 19 April 2009
Power consumption (TDP) 50 Watt 95 Watt

Xeon L5430 has a 9.2% higher aggregate performance score, and 90% lower power consumption.

Core 2 Quad Q8400, on the other hand, has an age advantage of 9 months.

Given the minimal performance differences, no clear winner can be declared between Xeon L5430 and Core 2 Quad Q8400.

Be aware that Xeon L5430 is a server/workstation processor while Core 2 Quad Q8400 is a desktop one.


Should you still have questions on choice between Xeon L5430 and Core 2 Quad Q8400, ask them in Comments section, and we shall answer.

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Intel Xeon L5430
Xeon L5430
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

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