Over 1,000,000 CPUs benchmarked
The Intel Core i7-6500U @ 2.50GHz is newer than Intel Core i7-4578U @ 3.00GHz also around 6% faster in multi-threaded (CPU Mark) testing, but Intel Core i7-4578U @ 3.00GHz is around 12% faster in single-thread testing. However, Intel Core i7-6500U @ 2.50GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 6239 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
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×Intel Core i7-4578U @ 3.00GHz | ×Intel Core i7-6500U @ 2.50GHz | + ADD | |
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Socket Type | FCBGA1168 | FCBGA1356 | |
CPU Class | Laptop | Laptop | |
Clockspeed | 3.0 GHz | 2.5 GHz | |
Turbo Speed | Up to 3.5 GHz | Up to 3.1 GHz | |
# of Physical Cores | 2 (Threads: 4) | 2 (Threads: 4) | |
Cache | L1: 128KB, L2: 0.5MB, L3: 4MB | L1: 128KB, L2: 0.5MB, L3: 4MB | |
TDP | 28W | 15W | |
Yearly Running Cost | $5.11 | $2.74 | |
Other | Intel HD Graphics 520 | ||
First Seen on Chart | Q3 2014 | Q3 2015 | |
# of Samples | 147 | 6092 | |
CPU Value | 0.0 | 8.3 | |
Single Thread Rating(% diff. to max in group) | 1930(0.0%) | 1691(-12.4%) | |
CPU Mark(% diff. to max in group) | 3086(-5.9%) | 3278(0.0%) |
Intel Core i7-4578U @ 3.00GHz | 3,086 | |
Intel Core i7-6500U @ 2.50GHz | 3,278 | |
PassMark Software © 2008-2025 |
Intel Core i7-4578U @ 3.00GHz | NA | |
Intel Core i7-6500U @ 2.50GHz | 8.3 | |
PassMark Software © 2008-2025 |
Intel Core i7-4578U @ 3.00GHz | 1,930 | |
Intel Core i7-6500U @ 2.50GHz | 1,691 | |
PassMark Software © 2008-2025 |
Intel Core i7-4578U @ 3.00GHz | Intel Core i7-6500U @ 2.50GHz | |
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Max TDP | 28W | 15W |
Power consumption per day (kWh) | NA | NA |
Running cost per day | NA | NA |
Power consumption per year (kWh) | NA | NA |
Running cost per year | NA | NA |