Intel Core 2 Quad Q8400 | Intel Atom C5115 | |
CPU comparisonIn this CPU comparison, we compare the Intel Core 2 Quad Q8400 and the Intel Atom C5115 and use benchmarks to check which processor is faster.
We compare the Intel Core 2 Quad Q8400 4 core processor released in Q2/2009 with the Intel Atom C5115 which has 4 CPU cores and was introduced in Q2/2022. |
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Intel Core2 Quad (19) | Family | Intel Atom (108) |
Intel Core 2 Quad Q8000/Q9000 (16) | CPU group | Intel Atom C5000 (5) |
2 | Generation | 6 |
Yorkfield (Penryn) | Architecture | Parker Ridge |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Quad Q8400 is a 4 core processor with a clock frequency of 2.66 GHz. The processor can compute 4 threads at the same time. The Intel Atom C5115 clocks with 2.80 GHz, has 4 CPU cores and can calculate 4 threads in parallel. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Atom C5115 |
4 | Cores | 4 |
4 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.66 GHz | Frequency | 2.80 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core 2 Quad Q8400, while the Intel Atom C5115 supports a maximum of 256 GB of memory with a maximum memory bandwidth of 46.9 GB/s enabled. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Atom C5115 |
DDR3-1066, DDR2-800 | Memory | DDR4-2933 |
16 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.1 GB/s | Max. Bandwidth | 46.9 GB/s |
No | ECC | Yes |
4.00 MB | L2 Cache | 9.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 32 |
-- | PCIe Bandwidth | 31.5 GB/s |
Thermal ManagementThe Intel Core 2 Quad Q8400 has a TDP of 95 W. The TDP of the Intel Atom C5115 is 43 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Atom C5115 |
95 W | TDP (PL1 / PBP) | 43 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core 2 Quad Q8400 has 4.00 MB cache and is manufactured in 45 nm. The cache of Intel Atom C5115 is at 9.00 MB. The processor is manufactured in 10 nm. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Atom C5115 |
45 nm | Technology | 10 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE2, SSE3, SSE4.1 | ISA extensions | SSE4.1, SSE4.2, Intel QAT |
LGA 775 | Socket | BGA 2106 |
VT-x, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2009 | Release date | Q2/2022 |
-- | Release price | -- |
show more data | show more data | |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Atom C5115
4C 4T @ 2.80 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Atom C5115
4C 4T @ 2.80 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Atom C5115
4C 4T @ 2.80 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Atom C5115
4C 4T @ 2.80 GHz |
Devices using this processor |
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Intel Core 2 Quad Q8400 | Intel Atom C5115 |
Unknown | Unknown |