Intel Core 2 Quad Q8400s | Intel Core2 Duo U7500 | |
CPU comparisonIntel Core 2 Quad Q8400s or Intel Core2 Duo U7500 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core 2 Quad Q8400s has 4 cores with 4 threads and clocks with a maximum frequency of 2.66 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Quad Q8400s was released in Q2/2009. The Intel Core2 Duo U7500 has 2 cores with 2 threads and clocks with a maximum frequency of 1.06 GHz. The CPU supports up to GB of memory in 0 memory channels. The Intel Core2 Duo U7500 was released in Q3/2006. |
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Intel Core2 Quad (19) | Family | Intel Celeron (165) |
Intel Core 2 Quad Q8000/Q9000 (16) | CPU group | Intel Core 2 Duo L7000/SL7000/T5000/U7000 (18) |
2 | Generation | 1 |
Yorkfield (Penryn) | Architecture | Merom (Core) |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Quad Q8400s is a 4 core processor with a clock frequency of 2.66 GHz. The Intel Core2 Duo U7500 has 2 CPU cores with a clock frequency of 1.06 GHz. |
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Intel Core 2 Quad Q8400s | Characteristic | Intel Core2 Duo U7500 |
4 | Cores | 2 |
4 | Threads | 2 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.66 GHz | Frequency | 1.06 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Core 2 Quad Q8400s supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core2 Duo U7500 can connect up to GB of memory in 0 memory channels. |
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Intel Core 2 Quad Q8400s | Characteristic | Intel Core2 Duo U7500 |
DDR3-1066, DDR2-800 | Memory | |
16 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 0 |
17.1 GB/s | Max. Bandwidth | -- |
No | ECC | No |
4.00 MB | L2 Cache | 2.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core 2 Quad Q8400s has a TDP of 65 W, that of the Intel Core2 Duo U7500 is 10 W. |
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Intel Core 2 Quad Q8400s | Characteristic | Intel Core2 Duo U7500 |
65 W | TDP (PL1 / PBP) | 10 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core 2 Quad Q8400s has a 4.00 MB cache, while the Intel Core2 Duo U7500 cache has a total of 2.00 MB. |
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Intel Core 2 Quad Q8400s | Characteristic | Intel Core2 Duo U7500 |
45 nm | Technology | 65 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE2, SSE3, SSE4.1 | ISA extensions | MMX, SSE, SSE2, SSE3 |
LGA 775 | Socket | BGA 479 |
VT-x, VT-d | Virtualization | VT-x |
No | AES-NI | No |
Windows 10, Linux | Operating systems | |
Q2/2009 | Release date | Q3/2006 |
-- | Release price | -- |
show more data | show more data | |
Devices using this processor |
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Intel Core 2 Quad Q8400s | Intel Core2 Duo U7500 |
Unknown | Unknown |