Intel Core2 Duo L7400 | Intel Core 2 Extreme QX9650 | |
CPU comparisonIntel Core2 Duo L7400 or Intel Core 2 Extreme QX9650 - 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 Core2 Duo L7400 has 2 cores with 2 threads and clocks with a maximum frequency of 1.50 GHz. Up to GB of memory is supported in 0 memory channels. The Intel Core2 Duo L7400 was released in Q3/2006. The Intel Core 2 Extreme QX9650 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core 2 Extreme QX9650 was released in Q4/2007. |
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Intel Celeron (165) | Family | Intel Core2 Extreme (7) |
Intel Core 2 Duo L7000/SL7000/T5000/U7000 (18) | CPU group | Intel Core 2 Extreme QX9000 (3) |
1 | Generation | 2 |
Merom (Core) | Architecture | Yorkfield (Penryn) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core2 Duo L7400 is a 2 core processor with a clock frequency of 1.50 GHz. The Intel Core 2 Extreme QX9650 has 4 CPU cores with a clock frequency of 3.00 GHz. |
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Intel Core2 Duo L7400 | Characteristic | Intel Core 2 Extreme QX9650 |
2 | Cores | 4 |
2 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | Yes |
1.50 GHz | Frequency | 3.00 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Core2 Duo L7400 supports a maximum of GB of memory in 0 memory channels. The Intel Core 2 Extreme QX9650 can connect up to 16 GB of memory in 2 memory channels. |
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Intel Core2 Duo L7400 | Characteristic | Intel Core 2 Extreme QX9650 |
Memory | DDR3-1066, DDR2-800 | |
Max. Memory | 16 GB | |
0 | Memory channels | 2 (Dual Channel) |
-- | Max. Bandwidth | 17.1 GB/s |
No | ECC | No |
4.00 MB | L2 Cache | 12.00 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 Core2 Duo L7400 has a TDP of 17 W, that of the Intel Core 2 Extreme QX9650 is 130 W. |
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Intel Core2 Duo L7400 | Characteristic | Intel Core 2 Extreme QX9650 |
17 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe Intel Core2 Duo L7400 has a 4.00 MB cache, while the Intel Core 2 Extreme QX9650 cache has a total of 12.00 MB. |
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Intel Core2 Duo L7400 | Characteristic | Intel Core 2 Extreme QX9650 |
65 nm | Technology | 45 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE, SSE2, SSE3 | ISA extensions | MMX, SSE2, SSE3, SSE4.1 |
-- | Socket | LGA 775 |
VT-x | Virtualization | VT-x, VT-d |
No | AES-NI | No |
Operating systems | Windows 10, Linux | |
Q3/2006 | Release date | Q4/2007 |
-- | Release price | -- |
show more data | show more data | |
Intel Core2 Duo L7400
2C 2T @ 1.50 GHz |
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Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz |
Intel Core2 Duo L7400
2C 2T @ 1.50 GHz |
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Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz |
Intel Core2 Duo L7400
2C 2T @ 1.50 GHz |
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Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz |
Intel Core2 Duo L7400
2C 2T @ 1.50 GHz |
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Intel Core 2 Extreme QX9650
4C 4T @ 3.00 GHz |
Devices using this processor |
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Intel Core2 Duo L7400 | Intel Core 2 Extreme QX9650 |
Unknown | Unknown |