AMD RX-421ND | Qualcomm Snapdragon 662 | |
CPU comparisonIn this CPU comparison, we compare the AMD RX-421ND and the Qualcomm Snapdragon 662 and use benchmarks to check which processor is faster.
We compare the AMD RX-421ND 4 core processor released in Q4/2015 with the Qualcomm Snapdragon 662 which has 8 CPU cores and was introduced in Q1/2020. |
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AMD R (6) | Family | Qualcomm Snapdragon (102) |
AMD RX 1st Gen. (6) | CPU group | Qualcomm Snapdragon 662/665 (2) |
1 | Generation | 7 |
Merlin Falcon (Excavator) | Architecture | Kryo 260 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD RX-421ND is a 4 core processor with a clock frequency of 2.10 GHz (3.40 GHz). The processor can compute 4 threads at the same time. The Qualcomm Snapdragon 662 clocks with 2.00 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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AMD RX-421ND | Characteristic | Qualcomm Snapdragon 662 |
4 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.10 GHz (3.40 GHz) | A-Core | 2.00 GHz 4x Kryo 260 Gold |
-- | B-Core | 1.80 GHz 4x Kryo 260 Silver |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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AMD RX-421ND | Characteristic | Qualcomm Snapdragon 662 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 683 |
Internal GraphicsGraphics (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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no iGPU | GPU | Qualcomm Adreno 610 |
GPU frequency | -- | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | 6 |
Technology | 11 nm | |
Max. displays | 0 | |
-- | Compute units | -- |
-- | Shader | 128 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 4 GB |
-- | DirectX Version | 12.1 |
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 610 |
No | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | Decode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode |
No | Codec AV1 | No |
No | Codec AVC | Decode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeUp to GB of memory in a maximum of 2 memory channels is supported by the AMD RX-421ND, while the Qualcomm Snapdragon 662 supports a maximum of 8 GB of memory with a maximum memory bandwidth of 29.8 GB/s enabled. |
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AMD RX-421ND | Characteristic | Qualcomm Snapdragon 662 |
DDR4-2400, DDR3-2133 | Memory | LPDDR4X-3733, LPDDR3-1866 |
Max. Memory | 8 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
38.4 GB/s | Max. Bandwidth | 29.8 GB/s |
Yes | ECC | No |
2.00 MB | L2 Cache | -- |
-- | L3 Cache | -- |
3.0 | PCIe version | -- |
12 | PCIe lanes | -- |
11.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe AMD RX-421ND has a TDP of 35 W. The TDP of the Qualcomm Snapdragon 662 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD RX-421ND | Characteristic | Qualcomm Snapdragon 662 |
35 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
12 W | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe AMD RX-421ND has 2.00 MB cache and is manufactured in 28 nm. The cache of Qualcomm Snapdragon 662 is at 0.00 MB. The processor is manufactured in 11 nm. |
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AMD RX-421ND | Characteristic | Qualcomm Snapdragon 662 |
28 nm | Technology | 11 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | -- |
FP4 | Socket | -- |
AMD-V, AMD-Vt | Virtualization | None |
Yes | AES-NI | No |
Operating systems | Android | |
Q4/2015 | Release date | Q1/2020 |
-- | Release price | -- |
show more data | show more data | |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
4C 4T @ 3.40 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
@ 0.00 GHz |
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Qualcomm Snapdragon 662
Qualcomm Adreno 610 @ 0.00 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
AMD RX-421ND
4C 4T @ 2.10 GHz |
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Qualcomm Snapdragon 662
8C 8T @ 2.00 GHz |
Devices using this processor |
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AMD RX-421ND | Qualcomm Snapdragon 662 |
Unknown | Unknown |