Core 2 Extreme QX9770 vs Core 2 Duo E6300

Primary details

Comparing Core 2 Duo E6300 and Core 2 Extreme QX9770 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	1572
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.72
Market segment	Desktop processor	Desktop processor
Architecture codename	Conroe (2006−2007)	Yorkfield (2007−2009)
Release date	July 2006 (18 years ago)	March 2008 (16 years ago)
Current price	$60	$485

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Duo E6300 and Core 2 Extreme QX9770 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 cores	2 (Dual-core)	4 (Quad-Core)
Threads	2	4
Base clock speed	1.86 GHz	3.2 GHz
Boost clock speed	1.87 GHz	3.2 GHz
L1 cache	64 KB	64K (per core)
L2 cache	2 MB	12 MB (shared)
L3 cache	0 KB	0 KB
Chip lithography	65 nm	45 nm
Die size	143 mm2	2x 107 mm2
Maximum core temperature	61 °C	56 °C
Maximum case temperature (TCase)	no data	55 °C
Number of transistors	291 million	820 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	Yes
VID voltage range	0.85V-1.5V	0.85V-1.3625V

Compatibility

Information on Core 2 Duo E6300 and Core 2 Extreme QX9770 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 configuration	1	1
Socket	LGA775,PLGA775	LGA775
Power consumption (TDP)	65 Watt	136 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6300 and Core 2 Extreme QX9770. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Duo E6300 and Core 2 Extreme QX9770 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E6300 and Core 2 Extreme QX9770 are enumerated here.

VT-x

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6300 and Core 2 Extreme QX9770. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

DDR1, DDR2, DDR3

Synthetic benchmark performance

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

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Pros & cons summary

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Physical cores	2	4
Threads	2	4
Chip lithography	65 nm	45 nm
Power consumption (TDP)	65 Watt	136 Watt

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Should you still have questions on choice between Core 2 Duo E6300 and Core 2 Extreme QX9770, ask them in Comments section, and we shall answer.

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