iconcharts
0

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X4 B40 vs Intel i5-661

The AMD Phenom II X4 B40 is newer than Intel Core i5-661 @ 3.33GHz and is around -6% slower in multi-threaded (CPU Mark) testing. The AMD Phenom II X4 B40 is around -11% slower in single-thread testing. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 280 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 X4 B40×Intel Core i5-661 @ 3.33GHz+ ADD
Price Search Online Search Online
Socket TypeNA2LGA1156
CPU ClassDesktopDesktop
Clockspeed3.0 GHz3.3 GHz
Turbo SpeedNot SupportedUp to 3.6 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
CacheL1: 512KB, L2: 2.0MB, L1: 256KB, L2: 1.0MB, L3: 4MB
TDPNA287W
Yearly Running CostNA$15.88
Other
First Seen on ChartQ1 2010Q1 2010
# of Samples70210
CPU Value0.029.8
Single Thread Rating(% diff. to max in group)1231(-10.9%)1382(0.0%)
CPU Mark(% diff. to max in group)2238(-6.1%)2385(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 13th of November 2025 - Higher results represent better performance
AMD Phenom II X4 B40
2,238
Intel Core i5-661 @ 3.33GHz
2,385
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of November 2025 - Higher results represent better value
AMD Phenom II X4 B40
NA
Intel Core i5-661 @ 3.33GHz
29.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of November 2025 - Higher results represent better performance
AMD Phenom II X4 B40
1,231
Intel Core i5-661 @ 3.33GHz
1,382
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 X4 B40 Intel Core i5-661 @ 3.33GHz
Max TDPNA87W
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.