Intel Core 2 Quad Q9400 | Intel Core i5-12400 | |
CPU comparisonIntel Core 2 Quad Q9400 or Intel Core i5-12400 - 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 Q9400 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 Q9400 was released in Q3/2008. The Intel Core i5-12400 has 6 cores with 12 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Core i5-12400 was released in Q1/2022. |
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Intel Core2 Quad (19) | Family | Intel Core i5 (331) |
Intel Core 2 Quad Q8000/Q9000 (16) | CPU group | Intel Core i 12000 (34) |
2 | Generation | 12 |
Yorkfield (Penryn) | Architecture | Alder Lake S |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | Intel Core i5-11400 |
-- | Successor | Intel Core i5-13400 |
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CPU Cores and Base FrequencyThe Intel Core 2 Quad Q9400 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core 2 Quad Q9400 is 2.66 GHz while the Intel Core i5-12400 has 6 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the Intel Core i5-12400 is at 2.50 GHz (4.40 GHz). |
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Intel Core 2 Quad Q9400 | Characteristic | Intel Core i5-12400 |
4 | Cores | 6 |
4 | Threads | 12 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.66 GHz | Frequency | 2.50 GHz |
-- | Turbo Frequency (1 Core) | 4.40 GHz |
-- | Turbo Frequency (All Cores) | 4.00 GHz |
Integrated graphics (iGPU)The Intel Core 2 Quad Q9400 or Intel Core i5-12400 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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no iGPU | GPU | Intel UHD Graphics 730 |
GPU frequency | 0.30 GHz | |
-- | GPU (Turbo) | 1.45 GHz |
-- | GPU Generation | 12 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 24 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 GB |
-- | DirectX Version | 12 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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no iGPU | GPU | Intel UHD Graphics 730 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | Decode |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core 2 Quad Q9400 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The Intel Core i5-12400 supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 76.8 GB/s. |
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Intel Core 2 Quad Q9400 | Characteristic | Intel Core i5-12400 |
DDR3-1066, DDR2-800 | Memory | DDR5-4800, DDR4-3200 |
16 GB | Max. Memory | 128 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.1 GB/s | Max. Bandwidth | 76.8 GB/s |
No | ECC | No |
6.00 MB | L2 Cache | 7.50 MB |
-- | L3 Cache | 18.00 MB |
-- | PCIe version | 5.0 |
-- | PCIe lanes | 20 |
-- | PCIe Bandwidth | 78.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core 2 Quad Q9400 is 95 W, while the Intel Core i5-12400 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core 2 Quad Q9400 | Characteristic | Intel Core i5-12400 |
95 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | 117 W |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core 2 Quad Q9400 is manufactured in 45 nm and has 6.00 MB cache. The Intel Core i5-12400 is manufactured in 10 nm and has a 25.50 MB cache. |
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Intel Core 2 Quad Q9400 | Characteristic | Intel Core i5-12400 |
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, AVX2, AVX2+ |
LGA 775 | Socket | LGA 1700 |
VT-x, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2008 | Release date | Q1/2022 |
-- | Release price | 192 $ |
show more data | show more data | |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 2.50 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
@ 0.00 GHz |
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Intel Core i5-12400
Intel UHD Graphics 730 @ 1.45 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.00 GHz |
Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Intel Core i5-12400
6C 12T @ 4.40 GHz |
Intel Core 2 Quad Q9400
2.66 GHz |
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Intel Core i5-12400
12,454 CB R23 MC @ 82 W |
Devices using this processor |
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Intel Core 2 Quad Q9400 | Intel Core i5-12400 |
Unknown | Unknown |