Core 2 Quad Q8400s vs Xeon E5-2689

Primary details

Comparing Xeon E5-2689 and Core 2 Quad Q8400s processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1072not rated
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
SeriesXeonno data
Power efficiency5.14no data
Architecture codenameSandy Bridge-EP (2012)Yorkfield (2007−2009)
Release date6 March 2012 (12 years ago)19 April 2009 (15 years ago)

Detailed specifications

Xeon E5-2689 and Core 2 Quad Q8400s 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 cores8 (Octa-Core)4 (Quad-Core)
Threads164
Base clock speed2.6 GHz2.66 GHz
Boost clock speed3.6 GHz0.67 GHz
Bus rateno data1333 MHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)4 MB (shared)
L3 cache20 MB (shared)0 KB
Chip lithography32 nm45 nm
Die size435 mm22x 82 mm2
Maximum case temperature (TCase)no data76 °C
Number of transistors2,270 million456 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Xeon E5-2689 and Core 2 Quad Q8400s 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 configuration21
Socket2011FCLGA775,LGA775
Power consumption (TDP)115 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2689 and Core 2 Quad Q8400s. You'll probably need this information if you require some particular technology.

AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data-

Security technologies

Xeon E5-2689 and Core 2 Quad Q8400s technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2689 and Core 2 Quad Q8400s are enumerated here.

VT-d+no data
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2689 and Core 2 Quad Q8400s. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2689 and Core 2 Quad Q8400s.

PCIe version3.02.0
PCI Express lanes40no data

Pros & cons summary


Recency 6 March 2012 19 April 2009
Physical cores 8 4
Threads 16 4
Chip lithography 32 nm 45 nm
Power consumption (TDP) 115 Watt 65 Watt

Xeon E5-2689 has an age advantage of 2 years, 100% more physical cores and 300% more threads, and a 40.6% more advanced lithography process.

Core 2 Quad Q8400s, on the other hand, has 76.9% lower power consumption.

We couldn't decide between Xeon E5-2689 and Core 2 Quad Q8400s. We've got no test results to judge.

Be aware that Xeon E5-2689 is a server/workstation processor while Core 2 Quad Q8400s is a desktop one.


Should you still have questions on choice between Xeon E5-2689 and Core 2 Quad Q8400s, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2689
Xeon E5-2689
Intel Core 2 Quad Q8400s
Core 2 Quad Q8400s

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Community ratings

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4.3 3031 vote

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3.3 45 votes

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Questions & comments

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