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Intel Pentium G645T vs AMD Athlon 64 X2 Dual 6400+

The Intel Pentium G645T @ 2.50GHz is newer than AMD Athlon 64 X2 Dual Core 6400+ also around 19% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Pentium G645T @ 2.50GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 285 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 Pentium G645T @ 2.50GHz×AMD Athlon 64 X2 Dual Core 6400++ ADD
Price Search Online Search Online
Socket TypeLGA1155AM2
CPU ClassDesktopDesktop
Clockspeed2.5 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 3MBL1: 256KB, L2: 2.0MB,
TDP35W125W
Yearly Running Cost$6.39$22.81
Other
First Seen on ChartQ1 2012Q4 2008
# of Samples47238
CPU Value5.54.0
Single Thread Rating(% diff. to max in group)1131(-0.9%)11413(0.0%)
CPU Mark(% diff. to max in group)1228(0.0%)998(-18.7%)
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 3rd of January 2025 - Higher results represent better performance
Intel Pentium G645T @ 2.50GHz
1,228
AMD Athlon 64 X2 Dual Core 6400+
998
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of January 2025 - Higher results represent better value
Intel Pentium G645T @ 2.50GHz
5.5
AMD Athlon 64 X2 Dual Core 6400+
4.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of January 2025 - Higher results represent better performance
Intel Pentium G645T @ 2.50GHz
1,131
AMD Athlon 64 X2 Dual Core 6400+
1,141
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 Pentium G645T @ 2.50GHz AMD Athlon 64 X2 Dual Core 6400+
Max TDP35W125W
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.