Core 2 Extreme X9000 vs Core 2 Duo E6750

VS

Aggregate performance score

Core 2 Duo E6750
2007
2 cores / 2 threads, 65 Watt
0.66
Core 2 Extreme X9000
2008
2 cores / 2 threads, 44 Watt
0.72
+9.1%

Core 2 Extreme X9000 outperforms Core 2 Duo E6750 by a small 9% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E6750 and Core 2 Extreme X9000 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27522704
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core 2 Extreme
Power efficiency0.931.49
Architecture codenameConroe (2006−2007)Penryn (2008−2011)
Release dateJuly 2007 (17 years ago)10 January 2008 (16 years ago)
Launch price (MSRP)no data$851

Detailed specifications

Core 2 Duo E6750 and Core 2 Extreme X9000 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 cores2 (Dual-core)2 (Dual-core)
Threads22
Base clock speed2.66 GHz2.8 GHz
Boost clock speed2.67 GHz2.8 GHz
Bus rate1333 MHz800 MHz
L1 cache64 KB128 KB
L2 cache4 MB6 MB
L3 cache0 KB6 MB L2 Cache
Chip lithography65 nm45 nm
Die size143 mm2107 mm2
Maximum core temperature72 °C105 °C
Number of transistors291 million410 Million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.5V1V-1.275V

Compatibility

Information on Core 2 Duo E6750 and Core 2 Extreme X9000 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 configuration1no data
SocketPLGA775PGA478
Power consumption (TDP)65 Watt44 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6750 and Core 2 Extreme X9000. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States+no data
Thermal Monitoring+-
Demand Based Switching--
FSB parity--

Security technologies

Core 2 Duo E6750 and Core 2 Extreme X9000 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 E6750 and Core 2 Extreme X9000 are enumerated here.

VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6750 and Core 2 Extreme X9000. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3no data

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.

Core 2 Duo E6750 0.66
Core 2 Extreme X9000 0.72
+9.1%

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.

Core 2 Duo E6750 1012
Core 2 Extreme X9000 1099
+8.6%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Core 2 Duo E6750 302
Core 2 Extreme X9000 421
+39.4%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Core 2 Duo E6750 493
Core 2 Extreme X9000 719
+45.8%

Gaming performance

Pros & cons summary


Performance score 0.66 0.72
Chip lithography 65 nm 45 nm
Power consumption (TDP) 65 Watt 44 Watt

Core 2 Extreme X9000 has a 9.1% higher aggregate performance score, a 44.4% more advanced lithography process, and 47.7% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core 2 Duo E6750 and Core 2 Extreme X9000.

Note that Core 2 Duo E6750 is a desktop processor while Core 2 Extreme X9000 is a notebook one.


Should you still have questions on choice between Core 2 Duo E6750 and Core 2 Extreme X9000, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo E6750
Core 2 Duo E6750
Intel Core 2 Extreme X9000
Core 2 Extreme X9000

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 209 votes

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Questions & comments

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