Core 2 Extreme QX9770 vs Core i7-740QM

VS

Aggregate performance score

Core i7-740QM
2010
4 cores / 8 threads, 45 Watt
1.15
Core 2 Extreme QX9770
2008
4 cores / 4 threads, 136 Watt
2.90
+152%

Core 2 Extreme QX9770 outperforms Core i7-740QM by a whopping 152% based on our aggregate benchmark results.

Primary details

Comparing Core i7-740QM and Core 2 Extreme QX9770 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23851666
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency2.422.02
Architecture codenameClarksfield (2009−2010)Yorkfield (2007−2009)
Release date20 June 2010 (14 years ago)March 2008 (16 years ago)
Launch price (MSRP)$546no data

Detailed specifications

Core i7-740QM 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 cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed1.73 GHz3.2 GHz
Boost clock speed2.93 GHz3.2 GHz
Bus typeDMI 1.0no data
Bus rate2.5 GT/s1600 MHz
Multiplier13no data
L1 cache64 KB (per core)64K (per core)
L2 cache256 KB (per core)12 MB (shared)
L3 cache6 MB (shared)0 KB
Chip lithography45 nm45 nm
Die size296 mm22x 107 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data55 °C
Number of transistors774 million820 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Core i7-740QM 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 configuration1 (Uniprocessor)1
SocketFCPGA988,PGA988LGA775
Power consumption (TDP)45 Watt136 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-740QM and Core 2 Extreme QX9770. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology+-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Demand Based Switchingno data-
PAE36 Bitno data
FSB parityno data-

Security technologies

Core i7-740QM 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 i7-740QM and Core 2 Extreme QX9770 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-740QM and Core 2 Extreme QX9770. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1066, DDR3-1333DDR1, DDR2, DDR3
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth21.335 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardNoneno data

Peripherals

Specifications and connection of peripherals supported by Core i7-740QM and Core 2 Extreme QX9770.

PCIe version2no data
PCI Express lanes16no 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.

i7-740QM 1.15
Core 2 Extreme QX9770 2.90
+152%

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.

i7-740QM 1831
Core 2 Extreme QX9770 4611
+152%

Gaming performance

Pros & cons summary


Performance score 1.15 2.90
Threads 8 4
Power consumption (TDP) 45 Watt 136 Watt

i7-740QM has 100% more threads, and 202.2% lower power consumption.

Core 2 Extreme QX9770, on the other hand, has a 152.2% higher aggregate performance score.

The Core 2 Extreme QX9770 is our recommended choice as it beats the Core i7-740QM in performance tests.

Be aware that Core i7-740QM is a notebook processor while Core 2 Extreme QX9770 is a desktop one.


Should you still have questions on choice between Core i7-740QM and Core 2 Extreme QX9770, 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 i7-740QM
Core i7-740QM
Intel Core 2 Extreme QX9770
Core 2 Extreme QX9770

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


4.2 158 votes

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Questions & comments

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