AMD Phenom II X2 550

Benchmarks for the AMD Phenom II X2 550 can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

Is the AMD Phenom II X2 550 Good for Gaming?

This is a fairly old CPU that is no longer competitive with newer CPUs. [More ...]

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AMD Phenom II X2 550

Description:

Class: Desktop

Socket: AM2+/AM3

Clockspeed: 3.1 GHz

Cores: 2 Threads: 2

Typical TDP: 80 W

Cache per CPU Package:
L1 Instruction Cache: 2 x 64 KB
L1 Data Cache: 2 x 64 KB
L2 Cache: 2 x 512 KB
L3 Cache: 6 MB

Other names: AMD Phenom(tm) II X2 550 Processor

CPU First Seen on Charts: Q2 2009

CPUmark/$Price: 28.88

Overall Rank:
4237th fastest in multithreading out of 5776 CPUs
3296th fastest in single threading out of 5776 CPUs
1224th fastest in out of 1554 Desktop CPUs

Last Price Change: $41.35 USD (2022-07-06)

Average CPU Mark rating

Multithread Rating

1194

Single Thread Rating

1209

^%
Samples: 477*
*Margin for error: Low

PerformanceTest V9
CPU Mark: 1,941
Thread: 1,035

^%Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Test Suite Average Results for AMD Phenom II X2 550

Integer Math	3,263 MOps/Sec
Floating Point Math	2,543 MOps/Sec
Find Prime Numbers	9 Million Primes/Sec
Random String Sorting	3,141 Thousand Strings/Sec
Data Encryption	321.4 MBytes/Sec
Data Compression	25,265 KBytes/Sec
Physics	139 Frames/Sec
Extended Instructions	589 Million Matrices/Sec
Single Thread	1,209 MOps/Sec

From submitted results to PerformanceTest V10 as of 9th of February 2026.

CPU Mark Distribution for AMD Phenom II X2 550

Submitted Baseline Distribution Graph as of 4th of February 2026

From submitted results since PerformanceTest V10 as of 4th of February 2026.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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Pricing History

CPU Mark Relative to Top 10 Common Desktop CPUs
As of 9th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-14900K		58,457
Intel Core i9-13900K		58,302
AMD Ryzen 9 5900X		38,943
Apple M4 10 Core		23,698
AMD Ryzen 5 5600X		21,844
Intel Core i5-12400F		19,576
Intel Core i9-9900K @ 3.60GHz		18,091
AMD Ryzen 5 3600		17,679
Apple M2 8 Core 3500 MHz		15,641
Apple M1 8 Core 3200 MHz		14,133
AMD Phenom II X2 550		1,194

CPU Value (CPU Mark / $Price )
As of 9th of February 2026 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		170.63
AMD Ryzen 5 5600X		159.59
AMD Ryzen 9 5900X		130.24
Intel Core i9-14900K		124.64
Intel Core i5-12400F		122.36
Intel Core i9-13900K		107.97
Intel Core i9-9900K @ 3.60GHz		60.62
AMD Phenom II X2 550		28.88
Apple M1 8 Core 3200 MHz		NA
Apple M2 8 Core 3500 MHz		NA
Apple M4 10 Core		NA

Single Thread Rating
As of 9th of February 2026 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-14900K		4,694
Intel Core i9-13900K		4,600
Apple M4 10 Core		4,516
Apple M2 8 Core 3500 MHz		3,886
Apple M1 8 Core 3200 MHz		3,676
Intel Core i5-12400F		3,489
AMD Ryzen 9 5900X		3,467
AMD Ryzen 5 5600X		3,365
Intel Core i9-9900K @ 3.60GHz		2,914
AMD Ryzen 5 3600		2,560
AMD Phenom II X2 550		1,209

Last 5 Baselines for AMD Phenom II X2 550
Most recent listed first
Baseline	CPU Mark
BL3261984 - Feb 04 2026		1013
BL3197343 - Jan 08 2026		1448
BL3194538 - Jan 07 2026		1461
BL3194427 - Jan 07 2026		1397
BL3194312 - Jan 07 2026		1439

Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.

Popular comparisons for AMD Phenom II X2 550
As of 9th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
AMD Phenom II X2 550		1,194
AMD Athlon II X2 250 vs AMD Phenom II X2 550		1,184 (-0.9%)
Intel Pentium E5400 @ 2.70GHz vs AMD Phenom II X2 550		1,011 (-15.4%)
Intel Pentium E5200 @ 2.50GHz vs AMD Phenom II X2 550		938 (-21.4%)
AMD Athlon II X2 245 vs AMD Phenom II X2 550		1,139 (-4.6%)
Intel Pentium E6500 @ 2.93GHz vs AMD Phenom II X2 550		1,139 (-4.6%)
Intel Core2 Duo E7400 @ 2.80GHz vs AMD Phenom II X2 550		1,051 (-12.0%)
AMD Athlon 64 X2 Dual Core 6000+ vs AMD Phenom II X2 550		942 (-21.1%)
AMD Phenom II X2 545 vs AMD Phenom II X2 550		1,236 (+3.5%)
Intel Core2 Duo E6850 @ 3.00GHz vs AMD Phenom II X2 550		1,164 (-2.5%)
AMD Athlon II X2 240e vs AMD Phenom II X2 550		1,007 (-15.7%)
Intel Core2 Duo E7200 @ 2.53GHz vs AMD Phenom II X2 550		1,002 (-16.1%)
Intel Core2 Duo E7300 @ 2.66GHz vs AMD Phenom II X2 550		988 (-17.2%)

Is the AMD Phenom II X2 550 Good for Gaming?
As of 9th of February 2026 - Higher results represent better performance
Processor	Relative Gaming Score
AMD Ryzen 9 9950X3D2		14,501
AMD Ryzen 9 9900X3D		12,423
AMD Ryzen 7 9800X3D		12,123
AMD Ryzen 9 9950X3D		11,257
AMD Ryzen 9 7900X3D		10,793
Intel Core Ultra 7 270K Plus		10,695
AMD Ryzen 5 7600X3D		10,516
Intel Core Ultra 9 285K		10,385
AMD Ryzen 7 7800X3D		10,259
AMD Ryzen 5 7500X3D		10,181
AMD Ryzen 9 7950X3D		9,778
AMD Ryzen 9 9955HX3D		9,769
AMD Phenom II X2 550		393

CPU Benchmarks

CPU Benchmarks

AMD Phenom II X2 550

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CPU Test Suite Average Results for AMD Phenom II X2 550

CPU Mark Distribution for AMD Phenom II X2 550

Pricing History