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AMD Phenom II X2 550 vs Athlon 64 X2 Dual 6000+

The AMD Phenom II X2 550 is newer than AMD Athlon 64 X2 Dual Core 6000+ and is around 23% faster in multi-threaded (CPU Mark) testing. The AMD Phenom II X2 550 is around 17% faster in single-thread testing. Also, AMD Athlon 64 X2 Dual Core 6000+ uses around 11% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 1527 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×AMD Phenom II X2 550×AMD Athlon 64 X2 Dual Core 6000++ ADD
Price Search Online Search Online
Socket TypeAM2+/AM3AM2
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 256KB, L2: 1.0MB,
TDP80W89W
Yearly Running Cost$14.60$16.24
Other
First Seen on ChartQ2 2009Q4 2008
# of Samples4581069
CPU Value27.924.3
Single Thread Rating(% diff. to max in group)12263(0.0%)10463(-14.7%)
CPU Mark(% diff. to max in group)1155(0.0%)936(-18.9%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 23rd of April 2025 - Higher results represent better performance
AMD Phenom II X2 550
1,155
AMD Athlon 64 X2 Dual Core 6000+
936
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 23rd of April 2025 - Higher results represent better value
AMD Phenom II X2 550
27.9
AMD Athlon 64 X2 Dual Core 6000+
24.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 23rd of April 2025 - Higher results represent better performance
AMD Phenom II X2 550
1,226
AMD Athlon 64 X2 Dual Core 6000+
1,046
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD Phenom II X2 550 AMD Athlon 64 X2 Dual Core 6000+
Max TDP80W89W
Power consumption per day (kWh)0.160.18
Running cost per day$0.040$0.044
Power consumption per year (kWh)58.465.0
Running cost per year$14.60$16.24
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.