Phenom X4 9450e vs Phenom X4 9550

Aggregate performance score

Phenom X4 9550
2008
4 cores / 4 threads, 95 Watt
1.04
+13%
Phenom X4 9450e
2008
4 cores / 4 threads, 65 Watt
0.92

Phenom X4 9550 outperforms Phenom X4 9450e by a moderate 13% based on our aggregate benchmark results.

Primary details

Comparing Phenom X4 9550 and Phenom X4 9450e processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24322519
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.041.34
Architecture codenameAgena (2007−2008)Agena (2007−2008)
Release dateMarch 2008 (16 years ago)October 2008 (16 years ago)

Detailed specifications

Phenom X4 9550 and Phenom X4 9450e 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 speed2.2 GHz2.1 GHz
L1 cache128 KB (per core)128 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache2 MB (shared)2 MB (shared)
Chip lithography65 nm65 nm
Die size285 mm2285 mm2
Number of transistors450 million450 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Phenom X4 9550 and Phenom X4 9450e 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
SocketAM2+AM2+
Power consumption (TDP)95 Watt65 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom X4 9550 and Phenom X4 9450e are enumerated here.

AMD-V++

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.

Phenom X4 9550 1.04
+13%
Phenom X4 9450e 0.92

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.

Phenom X4 9550 1656
+13.8%
Phenom X4 9450e 1455

Gaming performance

Pros & cons summary


Performance score 1.04 0.92
Power consumption (TDP) 95 Watt 65 Watt

Phenom X4 9550 has a 13% higher aggregate performance score.

Phenom X4 9450e, on the other hand, has 46.2% lower power consumption.

The Phenom X4 9550 is our recommended choice as it beats the Phenom X4 9450e in performance tests.


Should you still have questions on choice between Phenom X4 9550 and Phenom X4 9450e, ask them in Comments section, and we shall answer.

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AMD Phenom X4 9550
Phenom X4 9550
AMD Phenom X4 9450e
Phenom X4 9450e

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Community ratings

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3.8 4 votes

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Questions & comments

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