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Intel Atom Z3740D vs Atom Z3775

The Intel Atom Z3775 @ 1.46GHz is newer than Intel Atom Z3740D @ 1.33GHz and is around 14% faster in multi-threaded (CPU Mark) testing. The Intel Atom Z3775 @ 1.46GHz is around 17% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 317 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 Z3740D @ 1.33GHz×Intel Atom Z3775 @ 1.46GHz+ ADD
Price Search Online Search Online
Socket TypeUTFCBGA1380UTFCBGA1380
CPU ClassLaptopLaptop
Clockspeed1.3 GHz1.5 GHz
Turbo SpeedUp to 1.9 GHzUp to 2.4 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 448KB, L2: 2.0MB, L3: 0MBL1: 448KB, L2: 2.0MB, L3: 0MB
TDP4.4W4W
Yearly Running Cost$0.73$0.73
Other
First Seen on ChartQ3 2013Q3 2014
# of Samples111206
CPU Rank49694861
CPU Value0.01.4
Single Thread Rating(% diff. to max in group)434(-14.3%)506(0.0%)
CPU Mark(% diff. to max in group)618(-12.0%)702(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 17th of March 2026 - Higher results represent better performance
Intel Atom Z3740D @ 1.33GHz
618
Intel Atom Z3775 @ 1.46GHz
702
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 17th of March 2026 - Higher results represent better value
Intel Atom Z3740D @ 1.33GHz
NA
Intel Atom Z3775 @ 1.46GHz
1.4
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 17th of March 2026 - Higher results represent better performance
Intel Atom Z3740D @ 1.33GHz
434
Intel Atom Z3775 @ 1.46GHz
506
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.
Intel Atom Z3740D @ 1.33GHz Intel Atom Z3775 @ 1.46GHz
Max TDP4.4W4W
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.