Over 1,000,000 CPUs benchmarked
The Intel Pentium G640T @ 2.40GHz is newer than Intel Core2 Duo E8400 @ 3.00GHz, while Intel Core2 Duo E8400 @ 3.00GHz is around 6% faster in multi-threaded (CPU Mark) testing, it is around 11% faster in single-thread testing. However, Intel Pentium G640T @ 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 7257 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
Compare the performance of up to 5 different CPUs
Compare List | |
1: Intel Pentium G640T @ 2.40GHz | |
2: Intel Core2 Duo E8400 @ 3.00GHz | |
×Intel Pentium G640T @ 2.40GHz | ×Intel Core2 Duo E8400 @ 3.00GHz | + ADD | |
---|---|---|---|
Price | Search Online | $23.03 - BUY | |
Socket Type | LGA1155 | LGA775 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 2.4 GHz | 3.0 GHz | |
Turbo Speed | Not Supported | Not Supported | |
# of Physical Cores | 2 (Threads: 2) | 2 (Threads: 2) | |
Cache | L1: 256KB, L2: 1.0MB, | L1: 128KB, L2: 6.0MB, L3: 0MB | |
TDP | 35W | 65W | |
Yearly Running Cost | $6.39 | $11.86 | |
Other | |||
First Seen on Chart | Q1 2012 | Q4 2008 | |
# of Samples | 14 | 7243 | |
CPU Value | 13.7 | 52.4 | |
Single Thread Rating(% diff. to max in group) | 1102(-10.9%) | 12373(0.0%) | |
CPU Mark(% diff. to max in group) | 1139(-5.6%) | 1207(0.0%) |
Intel Pentium G640T @ 2.40GHz | 1,139 | |
Intel Core2 Duo E8400 @ 3.00GHz | 1,207 | |
PassMark Software © 2008-2025 |
Intel Pentium G640T @ 2.40GHz | 13.7 | |
Intel Core2 Duo E8400 @ 3.00GHz | 52.4 | |
PassMark Software © 2008-2025 |
Intel Pentium G640T @ 2.40GHz | 1,102 | |
Intel Core2 Duo E8400 @ 3.00GHz | 1,237 | |
PassMark Software © 2008-2025 |
Intel Pentium G640T @ 2.40GHz | Intel Core2 Duo E8400 @ 3.00GHz | |
---|---|---|
Max TDP | 35W | 65W |
Power consumption per day (kWh) | 0.07 | 0.13 |
Running cost per day | $0.018 | $0.033 |
Power consumption per year (kWh) | 25.6 | 47.5 |
Running cost per year | $6.39 | $11.86 |