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Intel i3-550 vs AMD Phenom 8450 Triple-

The Intel Core i3-550 @ 3.20GHz is newer than AMD Phenom 8450 Triple-Core and is around 33% faster in multi-threaded (CPU Mark) testing. It is also significantly faster in single-thread testing. Also, AMD Phenom 8450 Triple-Core uses around 26% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 1632 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.

×Intel Core i3-550 @ 3.20GHz×AMD Phenom 8450 Triple-Core+ ADD
Price Search Online $149.95 - BUY
Socket TypeLGA1156AM2+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 4)3 (Threads: 3)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 384KB, L2: 1.5MB, L3: 2MB
TDP73W95W
Yearly Running Cost$13.32$17.34
Other
First Seen on ChartQ2 2010Q4 2008
# of Samples1375257
CPU Value9.68.1
Single Thread Rating(% diff. to max in group)1343(0.0%)836(-37.7%)
CPU Mark(% diff. to max in group)1625(0.0%)1221(-24.8%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 24th of April 2025 - Higher results represent better performance
Intel Core i3-550 @ 3.20GHz
1,625
AMD Phenom 8450 Triple-Core
1,221
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 24th of April 2025 - Higher results represent better value
Intel Core i3-550 @ 3.20GHz
9.6
AMD Phenom 8450 Triple-Core
8.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 24th of April 2025 - Higher results represent better performance
Intel Core i3-550 @ 3.20GHz
1,343
AMD Phenom 8450 Triple-Core
836
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.
Intel Core i3-550 @ 3.20GHz AMD Phenom 8450 Triple-Core
Max TDP73W95W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.