Core 2 Duo T5600 vs Core 2 Extreme QX6700

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Aggregate performance score

Core 2 Extreme QX6700
2006
4 cores / 4 threads, 130 Watt
1.33
+224%
Core 2 Duo T5600
2006
2 cores / 2 threads, 34 Watt
0.41

Core 2 Extreme QX6700 outperforms Core 2 Duo T5600 by a whopping 224% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22602992
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesCore 2 Extreme (Desktop)Intel Core 2 Duo
Power efficiency0.971.14
Architecture codenameKentsfield (2007)Merom (2006−2008)
Release dateno data28 July 2006 (18 years ago)
Launch price (MSRP)no data$241

Detailed specifications

Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600 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)2 (Dual-core)
Threads42
Base clock speedno data1.83 GHz
Boost clock speed2.67 GHz1.83 GHz
Bus rate1066 MHz667 MHz
L1 cache64K (per core)64 KB
L2 cache8 MB (shared)2 MB
L3 cache0 KB0 KB
Chip lithography65 nm65 nm
Die size2x 143 mm2143 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)64 °Cno data
Number of transistors582 million291 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data1.0375V-1.3V

Compatibility

Information on Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600 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
Socket775PPGA478, PBGA479
Power consumption (TDP)130 Watt34 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data-
Demand Based Switchingno data-
FSB parityno data-

Security technologies

Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600 are enumerated here.

VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme (Desktop) QX6700 and Core 2 Duo T5600. 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 Extreme QX6700 1.33
+224%
Core 2 Duo T5600 0.41

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 Extreme QX6700 2118
+222%
Core 2 Duo T5600 658

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Core 2 Extreme QX6700 4022
+158%
Core 2 Duo T5600 1560

Gaming performance

Pros & cons summary


Performance score 1.33 0.41
Physical cores 4 2
Threads 4 2
Power consumption (TDP) 130 Watt 34 Watt

Core 2 Extreme QX6700 has a 224.4% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Core 2 Duo T5600, on the other hand, has 282.4% lower power consumption.

The Core 2 Extreme QX6700 is our recommended choice as it beats the Core 2 Duo T5600 in performance tests.

Note that Core 2 Extreme QX6700 is a desktop processor while Core 2 Duo T5600 is a notebook one.


Should you still have questions on choice between Core 2 Extreme QX6700 and Core 2 Duo T5600, ask them in Comments section, and we shall answer.

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


Intel Core 2 Extreme QX6700
Core 2 Extreme QX6700
Intel Core 2 Duo T5600
Core 2 Duo T5600

Similar processor comparisons

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Community ratings

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


4.3 46 votes

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3 25 votes

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Questions & comments

Here you can ask a question about Core 2 Extreme QX6700 or Core 2 Duo T5600, agree or disagree with our judgements, or report an error or mismatch.