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Intel Celeron G1820T vs Core2 Duo E8500

The Intel Celeron G1820T @ 2.40GHz is newer than Intel Core2 Duo E8500 @ 3.16GHz also around 21% faster in multi-threaded (CPU Mark) testing, it is around 5% faster in single-thread testing. However, Intel Celeron G1820T @ 2.40GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2505 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 G1820T @ 2.40GHz×Intel Core2 Duo E8500 @ 3.16GHz+ ADD
Price Search Online Search Online
Socket TypeLGA1150LGA775
CPU ClassDesktopDesktop
Clockspeed2.4 GHz3.2 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
TDP35W65W
Yearly Running Cost$6.39$11.86
Other
First Seen on ChartQ1 2014Q4 2008
# of Samples252480
CPU Value38.844.3
Single Thread Rating(% diff. to max in group)1394(0.0%)13243(-5.0%)
CPU Mark(% diff. to max in group)1631(0.0%)1285(-21.3%)
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 21st of January 2025 - Higher results represent better performance
Intel Celeron G1820T @ 2.40GHz
1,631
Intel Core2 Duo E8500 @ 3.16GHz
1,285
CPU Value (CPU Mark / $Price)
As of 21st of January 2025 - Higher results represent better value
Intel Celeron G1820T @ 2.40GHz
38.8
Intel Core2 Duo E8500 @ 3.16GHz
44.3
CPU Single Thread Rating
As of 21st of January 2025 - Higher results represent better performance
Intel Celeron G1820T @ 2.40GHz
1,394
Intel Core2 Duo E8500 @ 3.16GHz
1,324
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 G1820T @ 2.40GHz Intel Core2 Duo E8500 @ 3.16GHz
Max TDP35W65W
Power consumption per day (kWh)0.070.13
Running cost per day$0.018$0.033
Power consumption per year (kWh)25.647.5
Running cost per year$6.39$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.