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AMD Phenom II N660 Dual- vs Intel Celeron 3855U

The Intel Celeron 3855U @ 1.60GHz is newer than AMD Phenom II N660 Dual-Core also around 11% faster in multi-threaded (CPU Mark) testing, but AMD Phenom II N660 Dual-Core is around 18% faster in single-thread testing. However, Intel Celeron 3855U @ 1.60GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 192 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 N660 Dual-Core×Intel Celeron 3855U @ 1.60GHz+ ADD
Price Search Online $89.28 - BUY
Socket TypeS1FCBGA1356
CPU ClassLaptopLaptop
Clockspeed3.0 GHz1.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 2.0MB, L1: 128KB, L2: 0.5MB, L3: 2MB
TDP35W15W
Yearly Running Cost$6.39$2.74
Other
First Seen on ChartQ1 2011Q1 2016
# of Samples12963
CPU Value12.213.7
Single Thread Rating(% diff. to max in group)10933(0.0%)900(-17.6%)
CPU Mark(% diff. to max in group)1083(-11.2%)1219(0.0%)
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 22nd of December 2024 - Higher results represent better performance
AMD Phenom II N660 Dual-Core
1,083
Intel Celeron 3855U @ 1.60GHz
1,219
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD Phenom II N660 Dual-Core
12.2
Intel Celeron 3855U @ 1.60GHz
13.7
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Phenom II N660 Dual-Core
1,093
Intel Celeron 3855U @ 1.60GHz
900
PassMark Software © 2008-2024
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 N660 Dual-Core Intel Celeron 3855U @ 1.60GHz
Max TDP35W15W
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.