Phenom II 42 TWKR Black Edition vs Core 2 Quad Q9550

Aggregate performance score

Core 2 Quad Q9550
4 cores / 4 threads, 95 Watt
1.53
Phenom II 42 TWKR Black Edition
2009
4 cores / 4 threads, 125 Watt
2.28
+49%

Phenom II 42 TWKR Black Edition outperforms Core 2 Quad Q9550 by a considerable 49% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21501831
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
SeriesCore 2 Quad (Desktop)no data
Power efficiency1.471.66
Architecture codenameYorkfield (2007−2009)Deneb (2009−2011)
Release dateno data (2024 years ago)1 June 2009 (15 years ago)

Detailed specifications

Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition 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)
Threads44
Boost clock speed2.83 GHz2 GHz
Bus rate1333 MHzno data
L1 cacheno data128 KB (per core)
L2 cache12288 KB512 KB (per core)
L3 cacheno data6 MB (shared)
Chip lithography45 nm45 nm
Die sizeno data258 mm2
Number of transistorsno data758 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition 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 configurationno data1
SocketLGA775AM3
Power consumption (TDP)95 Watt125 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1,DDR2,DDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad (Desktop) Q9550 and Phenom II 42 TWKR Black Edition.

PCIe versionno data2.0

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 1.53
Phenom II 42 TWKR Black Edition 2.28
+49%

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 2346
Phenom II 42 TWKR Black Edition 3489
+48.7%

Gaming performance

Pros & cons summary


Performance score 1.53 2.28
Power consumption (TDP) 95 Watt 125 Watt

Core 2 Quad Q9550 has 31.6% lower power consumption.

Phenom II 42 TWKR Black Edition, on the other hand, has a 49% higher aggregate performance score.

The Phenom II 42 TWKR Black Edition is our recommended choice as it beats the Core 2 Quad Q9550 in performance tests.


Should you still have questions on choice between Core 2 Quad Q9550 and Phenom II 42 TWKR Black Edition, ask them in Comments section, and we shall answer.

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Intel Core 2 Quad Q9550
Core 2 Quad Q9550
AMD Phenom II 42 TWKR Black Edition
Phenom II 42 TWKR Black Edition

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Community ratings

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


4.1 1861 vote

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5 2 votes

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Questions & comments

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