Core 2 Quad Q9400s vs Xeon E5-2650 v2

Primary details

Comparing Xeon E5-2650 v2 and Core 2 Quad Q9400s processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1066not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.41no data
Market segmentServerDesktop processor
Power efficiency6.18no data
Architecture codenameIvy Bridge-EP (2013)Yorkfield (2007−2009)
Release date1 September 2013 (11 years ago)18 January 2009 (15 years ago)
Launch price (MSRP)$650no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5-2650 v2 and Core 2 Quad Q9400s 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 speed3.4 GHz0.67 GHz
Bus rate8 GT/s1333 MHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)6 MB (shared)
L3 cache20 MB (shared)0 KB
Chip lithography22 nm45 nm
Die size160 mm22x 82 mm2
Maximum core temperature75 °Cno data
Maximum case temperature (TCase)no data76 °C
Number of transistors1,400 million456 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Xeon E5-2650 v2 and Core 2 Quad Q9400s 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
SocketFCLGA2011LGA775
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650 v2 and Core 2 Quad Q9400s. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXno data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access-no data
Demand Based Switching+-
PAE46 Bitno data
FSB parityno data-

Security technologies

Xeon E5-2650 v2 and Core 2 Quad Q9400s technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650 v2 and Core 2 Quad Q9400s are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650 v2 and Core 2 Quad Q9400s. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1, DDR2, DDR3
Maximum memory size768 GBno data
Max memory channels4no data
Maximum memory bandwidth59.7 GB/sno data
ECC memory support+-

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 E5-2650 v2 and Core 2 Quad Q9400s.

PCIe version3.02.0
PCI Express lanes40no data

Pros & cons summary


Recency 1 September 2013 18 January 2009
Physical cores 8 4
Threads 16 4
Chip lithography 22 nm 45 nm
Power consumption (TDP) 95 Watt 65 Watt

Xeon E5-2650 v2 has an age advantage of 4 years, 100% more physical cores and 300% more threads, and a 104.5% more advanced lithography process.

Core 2 Quad Q9400s, on the other hand, has 46.2% lower power consumption.

We couldn't decide between Xeon E5-2650 v2 and Core 2 Quad Q9400s. We've got no test results to judge.

Be aware that Xeon E5-2650 v2 is a server/workstation processor while Core 2 Quad Q9400s is a desktop one.


Should you still have questions on choice between Xeon E5-2650 v2 and Core 2 Quad Q9400s, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2650 v2
Xeon E5-2650 v2
Intel Core 2 Quad Q9400s
Core 2 Quad Q9400s

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Community ratings

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4.3 4414 votes

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3.5 23 votes

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