Core 2 Quad Q9300 vs Core 2 Extreme QX6800

Primary details

Comparing Core 2 Extreme QX6800 and Core 2 Quad Q9300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2310
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiencyno data1.24
Architecture codenameKentsfield (2007)Yorkfield (2007−2009)
Release dateApril 2007 (17 years ago)March 2008 (16 years ago)

Detailed specifications

Core 2 Extreme QX6800 and Core 2 Quad Q9300 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 cores4 (Quad-Core)4 (Quad-Core)
Threads44
Base clock speed2.93 GHz2.5 GHz
Boost clock speed2.93 GHz2.5 GHz
Bus rate1066 MHz1333 MHz
L1 cache64K (per core)64K (per core)
L2 cache8 MB (shared)6 MB (shared)
L3 cache0 KB0 KB
Chip lithography65 nm45 nm
Die size2x 143 mm22x 81 mm2
Maximum core temperature65 °Cno data
Maximum case temperature (TCase)no data71 °C
Number of transistors582 million456 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage range0.85V-1.5V0.85V-1.3625V

Compatibility

Information on Core 2 Extreme QX6800 and Core 2 Quad Q9300 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 configuration11
SocketLGA775LGA775
Power consumption (TDP)130 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX6800 and Core 2 Quad Q9300. 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

Core 2 Extreme QX6800 and Core 2 Quad Q9300 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX6800 and Core 2 Quad Q9300 are enumerated here.

VT-dno data+
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX6800 and Core 2 Quad Q9300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR1, DDR2, DDR3

Pros & cons summary


Chip lithography 65 nm 45 nm
Power consumption (TDP) 130 Watt 95 Watt

Core 2 Quad Q9300 has a 44.4% more advanced lithography process, and 36.8% lower power consumption.

We couldn't decide between Core 2 Extreme QX6800 and Core 2 Quad Q9300. We've got no test results to judge.


Should you still have questions on choice between Core 2 Extreme QX6800 and Core 2 Quad Q9300, ask them in Comments section, and we shall answer.

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Intel Core 2 Extreme QX6800
Core 2 Extreme QX6800
Intel Core 2 Quad Q9300
Core 2 Quad Q9300

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Community ratings

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3.6 10 votes

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4.4 772 votes

Rate Core 2 Quad Q9300 on a scale of 1 to 5:

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