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AMD TurionX2 Ultra DualCore Mobile ZM-85 vs Intel Celeron 2957U

The Intel Celeron 2957U @ 1.40GHz is newer than AMD TurionX2 Ultra DualCore Mobile ZM-85 is around 12% faster in single-thread testing. Also, Intel Celeron 2957U @ 1.40GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 331 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 TurionX2 Ultra DualCore Mobile ZM-85×Intel Celeron 2957U @ 1.40GHz+ ADD
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Socket TypeS1FCBGA1168
CPU ClassLaptopLaptop
Clockspeed2.3 GHz1.4 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 2014Q2 2014
# of Samples1330
CPU Rank46484640
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)686(-10.4%)765(0.0%)
CPU Mark(% diff. to max in group)841(-0.7%)847(0.0%)

CPU Mark Rating
As of 13th of February 2026 - Higher results represent better performance
AMD TurionX2 Ultra DualCore Mobile ZM-85
841
Intel Celeron 2957U @ 1.40GHz
847
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 13th of February 2026 - Higher results represent better performance
AMD TurionX2 Ultra DualCore Mobile ZM-85
686
Intel Celeron 2957U @ 1.40GHz
765
PassMark Software © 2008-2026
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 TurionX2 Ultra DualCore Mobile ZM-85 Intel Celeron 2957U @ 1.40GHz
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.