Intel Atom Z3740D vs Intel Core 2 Quad Q9400
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CPU comparison with benchmarks
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| Intel Atom Z3740D | Intel Core 2 Quad Q9400 | |
CPU comparisonIn this CPU comparison, we compare the Intel Atom Z3740D and the Intel Core 2 Quad Q9400 and use benchmarks to check which processor is faster.
We compare the Intel Atom Z3740D 4 core processor released in Q3/2013 with the Intel Core 2 Quad Q9400 which has 4 CPU cores and was introduced in Q3/2008. |
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| Intel Atom (108) | Family | Intel Core2 Quad (19) |
| Intel Atom Z3700 (16) | CPU group | Intel Core 2 Quad Q8000/Q9000 (16) |
| 4 | Generation | 2 |
| Bay Trail | Architecture | Yorkfield (Penryn) |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom Z3740D is a 4 core processor with a clock frequency of 1.33 GHz (1.83 GHz). The processor can compute 4 threads at the same time. The Intel Core 2 Quad Q9400 clocks with 2.66 GHz, has 4 CPU cores and can calculate 4 threads in parallel. |
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| Intel Atom Z3740D | Characteristic | Intel Core 2 Quad Q9400 |
| 4 | Cores | 4 |
| 4 | Threads | 4 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 1.33 GHz | Frequency | 2.66 GHz |
| 1.83 GHz | Turbo Frequency (1 Core) | -- |
| -- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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| Intel HD Graphics (Bay Trail GT1) | GPU | no iGPU |
| 0.31 GHz | GPU frequency | -- |
| 0.69 GHz | GPU (Turbo) | -- |
| 7 | GPU Generation | -- |
| 22 nm | Technology | |
| 2 | Max. displays | |
| 4 | Compute units | -- |
| 32 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 2 GB | Max. GPU Memory | -- |
| 11.2 | DirectX Version | -- |
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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| Intel HD Graphics (Bay Trail GT1) | GPU | no iGPU |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| Decode / Encode | Codec h264 | No |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| Decode / Encode | Codec AVC | No |
| Decode | Codec VC-1 | No |
| Decode | Codec JPEG | No |
Memory & PCIeUp to 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom Z3740D, while the Intel Core 2 Quad Q9400 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled. |
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| Intel Atom Z3740D | Characteristic | Intel Core 2 Quad Q9400 |
| DDR3L-1333 | Memory | DDR3-1066, DDR2-800 |
| 2 GB | Max. Memory | 16 GB |
| 1 (Single Channel) | Memory channels | 2 (Dual Channel) |
| 10.6 GB/s | Max. Bandwidth | 17.1 GB/s |
| No | ECC | No |
| -- | L2 Cache | 6.00 MB |
| 2.00 MB | L3 Cache | -- |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe Intel Atom Z3740D has a TDP of 4 W. The TDP of the Intel Core 2 Quad Q9400 is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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| Intel Atom Z3740D | Characteristic | Intel Core 2 Quad Q9400 |
| 4 W | TDP (PL1 / PBP) | 95 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 90 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom Z3740D has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Core 2 Quad Q9400 is at 6.00 MB. The processor is manufactured in 45 nm. |
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| Intel Atom Z3740D | Characteristic | Intel Core 2 Quad Q9400 |
| 22 nm | Technology | 45 nm |
| Monolithic | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2 | ISA extensions | MMX, SSE2, SSE3, SSE4.1 |
| BGA 592 | Socket | LGA 775 |
| VT-x, VT-x EPT | Virtualization | VT-x, VT-d |
| Yes | AES-NI | No |
| Operating systems | Windows 10, Linux | |
| Q3/2013 | Release date | Q3/2008 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Atom Z3740D
4C 4T @ 1.83 GHz |
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Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Atom Z3740D
4C 4T @ 1.33 GHz |
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Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Atom Z3740D
4C 4T @ 1.33 GHz |
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Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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Intel Atom Z3740D
Intel HD Graphics (Bay Trail GT1) @ 0.69 GHz |
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Intel Core 2 Quad Q9400
@ 0.00 GHz |
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CPU-Z Benchmark 17 (Single-Core)
The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
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Intel Atom Z3740D
4C 4T @ 1.83 GHz |
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Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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CPU-Z Benchmark 17 (Multi-Core)
The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
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Intel Atom Z3740D
4C 4T @ 1.33 GHz |
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Intel Core 2 Quad Q9400
4C 4T @ 2.66 GHz |
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Devices using this processor |
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| Intel Atom Z3740D | Intel Core 2 Quad Q9400 |
| Unknown | Unknown |
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