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Intel Celeron 3965Y vs Core2 Duo T9500

The Intel Celeron 3965Y @ 1.50GHz is newer than Intel Core2 Duo T9500 @ 2.60GHz and is around 18% faster in multi-threaded (CPU Mark) testing. The Intel Celeron 3965Y @ 1.50GHz is around -15% slower in single-thread testing. Also, Intel Celeron 3965Y @ 1.50GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 286 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 Celeron 3965Y @ 1.50GHz×Intel Core2 Duo T9500 @ 2.60GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1515BGA479
CPU ClassLaptopLaptop
Clockspeed1.5 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 2MBL1: 128KB, L2: 6.0MB, L3: 0MB
TDP6W35W
Yearly Running Cost$1.10$6.39
OtherIntel HD Graphics 615
First Seen on ChartQ2 2018Q1 2009
# of Samples12274
CPU Value11.29.5
Single Thread Rating(% diff. to max in group)888(-14.9%)10443(0.0%)
CPU Mark(% diff. to max in group)1201(0.0%)1022(-14.9%)
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 13th of November 2025 - Higher results represent better performance
Intel Celeron 3965Y @ 1.50GHz
1,201
Intel Core2 Duo T9500 @ 2.60GHz
1,022
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of November 2025 - Higher results represent better value
Intel Celeron 3965Y @ 1.50GHz
11.2
Intel Core2 Duo T9500 @ 2.60GHz
9.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of November 2025 - Higher results represent better performance
Intel Celeron 3965Y @ 1.50GHz
888
Intel Core2 Duo T9500 @ 2.60GHz
1,044
PassMark Software © 2008-2025
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 Celeron 3965Y @ 1.50GHz Intel Core2 Duo T9500 @ 2.60GHz
Max TDP6W35W
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.