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AMD Phenom II X640 Dual- vs Phenom II X2 B59

The AMD Phenom II X640 Dual-Core is newer than AMD Phenom II X2 B59, while AMD Phenom II X2 B59 is around 17% faster in multi-threaded (CPU Mark) testing, it is around 17% faster in single-thread testing. However, AMD Phenom II X640 Dual-Core uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 57 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 X640 Dual-Core×AMD Phenom II X2 B59+ ADD
Price Search Online Search Online
Socket TypeS1AM2+/AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.4 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 2.0MB, L1: 256KB, L2: 1.0MB, L3: 6MB
TDP45W80W
Yearly Running Cost$8.21$14.60
Other
First Seen on ChartQ2 2012Q1 2012
# of Samples354
CPU Value0.029.1
Single Thread Rating(% diff. to max in group)1142(-16.5%)1368(0.0%)
CPU Mark(% diff. to max in group)1165(-16.6%)1396(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Phenom II X640 Dual-Core
1,165
AMD Phenom II X2 B59
1,396
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
AMD Phenom II X640 Dual-Core
NA
AMD Phenom II X2 B59
29.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Phenom II X640 Dual-Core
1,142
AMD Phenom II X2 B59
1,368
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 X640 Dual-Core AMD Phenom II X2 B59
Max TDP45W80W
Power consumption per day (kWh)0.090.16
Running cost per day$0.022$0.040
Power consumption per year (kWh)32.958.4
Running cost per year$8.21$14.60
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.