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Intel Celeron B820 vs Pentium T4500

The Intel Celeron B820 @ 1.70GHz is newer than Intel Pentium T4500 @ 2.30GHz however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. 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 1406 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 B820 @ 1.70GHz×Intel Pentium T4500 @ 2.30GHz+ ADD
Price Search Online Search Online
Socket TypePGA988BPGA478
CPU ClassLaptopLaptop
Clockspeed1.7 GHz2.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 2MBL1: 128KB, L2: 1.0MB, L3: 0MB
TDP35W35W
Yearly Running Cost$6.39$6.39
Other
First Seen on ChartQ3 2012Q1 2010
# of Samples3231083
CPU Value27.828.1
Single Thread Rating(% diff. to max in group)753(-16.2%)8993(0.0%)
CPU Mark(% diff. to max in group)815(-3.3%)843(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 10th of November 2025 - Higher results represent better performance
Intel Celeron B820 @ 1.70GHz
815
Intel Pentium T4500 @ 2.30GHz
843
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of November 2025 - Higher results represent better value
Intel Celeron B820 @ 1.70GHz
27.8
Intel Pentium T4500 @ 2.30GHz
28.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of November 2025 - Higher results represent better performance
Intel Celeron B820 @ 1.70GHz
753
Intel Pentium T4500 @ 2.30GHz
899
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 B820 @ 1.70GHz Intel Pentium T4500 @ 2.30GHz
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.