Intel Atom Z3460 | Qualcomm QCM6490 | |
CPU comparisonIntel Atom Z3460 or Qualcomm QCM6490 - 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 Atom Z3460 has 2 cores with 2 threads and clocks with a maximum frequency of 1.60 GHz. Up to 4 GB of memory is supported in 2 memory channels. The Intel Atom Z3460 was released in Q1/2014. The Qualcomm QCM6490 has 8 cores with 8 threads and clocks with a maximum frequency of 2.71 GHz. The CPU supports up to GB of memory in 2 memory channels. The Qualcomm QCM6490 was released in Q4/2021. |
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Intel Atom (108) | Family | Qualcomm Snapdragon (104) |
Intel Atom Z3400 (1) | CPU group | Qualcomm QCM6490 (1) |
3 | Generation | 9 |
Merrifield | Architecture | Kryo 670 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom Z3460 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Atom Z3460 is -- (1.60 GHz) while the Qualcomm QCM6490 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm QCM6490 is at 2.71 GHz. |
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Intel Atom Z3460 | Characteristic | Qualcomm QCM6490 |
2 | Cores | 8 |
2 | Threads | 8 |
normal | Core architecture | hybrid (Prime / big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
-- (1.60 GHz) | A-Core | 2.71 GHz 1x Cortex-A78 |
-- | B-Core | 2.40 GHz 3x Cortex-A78 |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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Intel Atom Z3460 | Characteristic | Qualcomm QCM6490 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The Intel Atom Z3460 or Qualcomm QCM6490 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 | Qualcomm Adreno 643L |
GPU frequency | 0.81 GHz | |
-- | GPU (Turbo) | 0.81 GHz |
-- | GPU Generation | -- |
Technology | 6 nm | |
Max. displays | 1 | |
-- | Compute units | -- |
-- | Shader | 768 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
-- | DirectX Version | 12.0 |
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 | Qualcomm Adreno 643L |
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 | No |
No | Codec AVC | Decode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Atom Z3460 can use up to 4 GB of memory in 2 memory channels. The maximum memory bandwidth is 8.5 GB/s. The Qualcomm QCM6490 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 44.0 GB/s. |
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Intel Atom Z3460 | Characteristic | Qualcomm QCM6490 |
DDR3-1066 | Memory | LPDDR5-6400, LPDDR4X-4266 |
4 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
8.5 GB/s | Max. Bandwidth | 44.0 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
1.00 MB | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Atom Z3460 is --, while the Qualcomm QCM6490 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Atom Z3460 | Characteristic | Qualcomm QCM6490 |
-- | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom Z3460 is manufactured in 22 nm and has 1.00 MB cache. The Qualcomm QCM6490 is manufactured in 6 nm and has a 0.00 MB cache. |
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Intel Atom Z3460 | Characteristic | Qualcomm QCM6490 |
22 nm | Technology | 6 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | -- |
-- | Socket | -- |
VT-x, VT-x EPT | Virtualization | None |
Yes | AES-NI | No |
Operating systems | Android | |
Q1/2014 | Release date | Q4/2021 |
-- | Release price | -- |
show more data | show more data | |
Intel Atom Z3460
2C 2T @ 1.60 GHz |
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Qualcomm QCM6490
8C 8T @ 2.71 GHz |
Intel Atom Z3460
2C 2T @ 0.00 GHz |
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Qualcomm QCM6490
8C 8T @ 2.71 GHz |
Intel Atom Z3460
2C 2T @ 1.60 GHz |
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Qualcomm QCM6490
8C 8T @ 2.71 GHz |
Intel Atom Z3460
2C 2T @ 0.00 GHz |
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Qualcomm QCM6490
8C 8T @ 2.71 GHz |
Intel Atom Z3460
@ 0.00 GHz |
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Qualcomm QCM6490
Qualcomm Adreno 643L @ 0.81 GHz |
Intel Atom Z3460
2C 2T @ 0.00 GHz |
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Qualcomm QCM6490
8C 8T @ 2.71 GHz |
Devices using this processor |
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Intel Atom Z3460 | Qualcomm QCM6490 |
Unknown | Fairphone 5 |