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Intel Core2 Duo T8100 vs Core2 Duo T7800

The Intel Core2 Duo T7800 @ 2.60GHz is newer than Intel Core2 Duo T8100 @ 2.10GHz and is around 15% faster in multi-threaded (CPU Mark) testing. The Intel Core2 Duo T7800 @ 2.60GHz is around 13% 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 674 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 Core2 Duo T8100 @ 2.10GHz×Intel Core2 Duo T7800 @ 2.60GHz+ ADD
Price Search Online Search Online
Socket TypeBGA479BGA479
CPU ClassLaptopLaptop
Clockspeed2.1 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 3.0MB, L3: 0MBL1: 128KB, L2: 4.0MB, L3: 0MB
TDP35W35W
Yearly Running Cost$6.39$6.39
Other
First Seen on ChartQ4 2008Q1 2009
# of Samples61163
CPU Rank47084567
CPU Value10.11.5
Single Thread Rating(% diff. to max in group)8413(-11.4%)9493(0.0%)
CPU Mark(% diff. to max in group)789(-13.2%)909(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 16th of February 2026 - Higher results represent better performance
Intel Core2 Duo T8100 @ 2.10GHz
789
Intel Core2 Duo T7800 @ 2.60GHz
909
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 16th of February 2026 - Higher results represent better value
Intel Core2 Duo T8100 @ 2.10GHz
10.1
Intel Core2 Duo T7800 @ 2.60GHz
1.5
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 16th of February 2026 - Higher results represent better performance
Intel Core2 Duo T8100 @ 2.10GHz
841
Intel Core2 Duo T7800 @ 2.60GHz
949
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 Core2 Duo T8100 @ 2.10GHz Intel Core2 Duo T7800 @ 2.60GHz
Max TDP35W35W
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.