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Intel Atom x5-Z8300 vs i7-3520M

The Intel Atom x5-Z8300 @ 1.44GHz is newer than Intel Core i7-3520M @ 2.90GHz, while Intel Core i7-3520M @ 2.90GHz is significantly faster in multi-threaded (CPU Mark) testing and is significantly faster in single-thread testing. However, Intel Atom x5-Z8300 @ 1.44GHz uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Mobile/Embedded. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 3081 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.

×Intel Atom x5-Z8300 @ 1.44GHz×Intel Core i7-3520M @ 2.90GHz+ ADD
Price Search Online Search Online
Socket TypeUTFCBGA592BGA1023
CPU ClassLaptop, Mobile/EmbeddedLaptop
Clockspeed1.4 GHz2.9 GHz
Turbo SpeedUp to 1.8 GHzUp to 3.6 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP4W35W
Yearly Running Cost$0.73$6.39
Other
First Seen on ChartQ3 2015Q2 2012
# of Samples6712410
CPU Value6.123.5
Single Thread Rating(% diff. to max in group)456(-73.8%)1739(0.0%)
CPU Mark(% diff. to max in group)817(-71.5%)2865(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of December 2024 - Higher results represent better performance
Intel Atom x5-Z8300 @ 1.44GHz
817
Intel Core i7-3520M @ 2.90GHz
2,865
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 21st of December 2024 - Higher results represent better value
Intel Atom x5-Z8300 @ 1.44GHz
6.1
Intel Core i7-3520M @ 2.90GHz
23.5
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 21st of December 2024 - Higher results represent better performance
Intel Atom x5-Z8300 @ 1.44GHz
456
Intel Core i7-3520M @ 2.90GHz
1,739
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.
Intel Atom x5-Z8300 @ 1.44GHz Intel Core i7-3520M @ 2.90GHz
Max TDP4W35W
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.