Pentium Dual-Core E2140 vs Core 2 Quad Q9550

VS

Aggregate performance score

Core 2 Quad Q9550
2008
4 cores / 4 threads, 95 Watt
1.47
+332%
Pentium Dual-Core E2140
2007
2 cores / 2 threads, 65 Watt
0.34

Core 2 Quad Q9550 outperforms Pentium Dual-Core E2140 by a whopping 332% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Quad (Desktop) Q9550 and Pentium Dual-Core E2140 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21703073
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
SeriesCore 2 Quad (Desktop)no data
Power efficiency1.460.49
Architecture codenameYorkfield (2007−2009)Allendale (2006−2009)
Release dateno dataJune 2007 (17 years ago)

Detailed specifications

Core 2 Quad (Desktop) Q9550 and Pentium Dual-Core E2140 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
Boost clock speed2.83 GHz1.6 GHz
Bus rate1333 MHzno data
L1 cache64K (per core)64 KB (per core)
L2 cache12288 KB1 MB (shared)
L3 cache0 KB0 KB
Chip lithography45 nm65 nm
Die size2x 107 mm277 mm2
Maximum case temperature (TCase)71 °Cno data
Number of transistors820 million105 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Quad (Desktop) Q9550 and Pentium Dual-Core E2140 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
SocketLGA775775
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad (Desktop) Q9550 and Pentium Dual-Core E2140. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad (Desktop) Q9550 and Pentium Dual-Core E2140. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1,DDR2,DDR3DDR1, 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.


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 Q9550 1.47
+332%
Pentium Dual-Core E2140 0.34

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 Q9550 2338
+334%
Pentium Dual-Core E2140 539

Gaming performance

Pros & cons summary


Performance score 1.47 0.34
Physical cores 4 2
Threads 4 2
Chip lithography 45 nm 65 nm
Power consumption (TDP) 95 Watt 65 Watt

Core 2 Quad Q9550 has a 332.4% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 44.4% more advanced lithography process.

Pentium Dual-Core E2140, on the other hand, has 46.2% lower power consumption.

The Core 2 Quad Q9550 is our recommended choice as it beats the Pentium Dual-Core E2140 in performance tests.


Should you still have questions on choice between Core 2 Quad Q9550 and Pentium Dual-Core E2140, ask them in Comments section, and we shall answer.

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Intel Core 2 Quad Q9550
Core 2 Quad Q9550
Intel Pentium Dual-Core E2140
Pentium Dual-Core E2140

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Community ratings

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


4.1 1877 votes

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Questions & comments

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