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AMD A8-3850 APU vs Athlon II X4 645

The AMD A8-3850 APU is newer than AMD Athlon II X4 645 and has comparable multi-threaded (CPU Mark) and single-thread rating. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 1112 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 A8-3850 APU×AMD Athlon II X4 645+ ADD
Price Search Online $64.04 - BUY
Socket TypeFM1AM3
CPU ClassDesktopDesktop
Clockspeed2.9 GHz3.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 512KB, L2: 4.0MB, L1: 512KB, L2: 2.0MB,
TDP100W95W
Yearly Running Cost$18.25$17.34
Other
First Seen on ChartQ2 2011Q4 2010
# of Samples502610
CPU Value34.936.7
Single Thread Rating(% diff. to max in group)1214(-3.4%)1256(0.0%)
CPU Mark(% diff. to max in group)2374(0.0%)2348(-1.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of October 2024 - Higher results represent better performance
AMD A8-3850 APU
2,374
AMD Athlon II X4 645
2,348
CPU Value (CPU Mark / $Price)
As of 16th of October 2024 - Higher results represent better value
AMD A8-3850 APU
34.9
AMD Athlon II X4 645
36.7
CPU Single Thread Rating
As of 16th of October 2024 - Higher results represent better performance
AMD A8-3850 APU
1,214
AMD Athlon II X4 645
1,256
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 A8-3850 APU AMD Athlon II X4 645
Max TDP100W95W
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.