Core i7-940XM vs Core 2 Quad Q8300

Aggregate performance score

Core 2 Quad Q8300
2008
4 cores / 4 threads, 95 Watt
1.19
Core i7-940XM
2010
4 cores / 8 threads, 55 Watt
1.39
+16.8%

Core i7-940XM outperforms Core 2 Quad Q8300 by a moderate 17% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Quad Q8300 and Core i7-940XM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23602228
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i7
Power efficiency1.182.39
Architecture codenameYorkfield (2007−2009)Clarksfield (2009−2010)
Release dateNovember 2008 (16 years ago)20 June 2010 (14 years ago)
Launch price (MSRP)no data$1,096

Detailed specifications

Core 2 Quad Q8300 and Core i7-940XM 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)
Threads48
Base clock speed2.5 GHz2.13 GHz
Boost clock speed2.5 GHz3.33 GHz
Bus rate1333 MHz2500 MHz
L1 cache64K (per core)64 KB (per core)
L2 cache4 MB (shared)256 KB (per core)
L3 cache0 KB8 MB (shared)
Chip lithography45 nm45 nm
Die size2x 81 mm2296 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 million774 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q8300 and Core i7-940XM 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
SocketLGA775FCPGA988,PGA988
Power consumption (TDP)95 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8300 and Core i7-940XM. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-+
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Demand Based Switching--
PAEno data36 Bit
FSB parity-no data

Security technologies

Core 2 Quad Q8300 and Core i7-940XM technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8300 and Core i7-940XM are enumerated here.

VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8300 and Core i7-940XM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3-1066, DDR3-1333
Maximum memory sizeno data8 GB
Max memory channelsno data2
Maximum memory bandwidthno data21 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataNone

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8300 and Core i7-940XM.

PCIe versionno data2
PCI Express lanesno data16

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 Quad Q8300 1.19
i7-940XM 1.39
+16.8%

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 Quad Q8300 1892
i7-940XM 2209
+16.8%

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 Quad Q8300 312
i7-940XM 389
+24.7%

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 Quad Q8300 883
i7-940XM 1073
+21.5%

Gaming performance

Pros & cons summary


Performance score 1.19 1.39
Threads 4 8
Power consumption (TDP) 95 Watt 55 Watt

i7-940XM has a 16.8% higher aggregate performance score, 100% more threads, and 72.7% lower power consumption.

The Core i7-940XM is our recommended choice as it beats the Core 2 Quad Q8300 in performance tests.

Note that Core 2 Quad Q8300 is a desktop processor while Core i7-940XM is a notebook one.


Should you still have questions on choice between Core 2 Quad Q8300 and Core i7-940XM, 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 Quad Q8300
Core 2 Quad Q8300
Intel Core i7-940XM
Core i7-940XM

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Community ratings

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


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Questions & comments

Here you can ask a question about Core 2 Quad Q8300 or Core i7-940XM, agree or disagree with our judgements, or report an error or mismatch.