MediaTek MT8392 | AMD RX-421BD | |
CPU comparisonMediaTek MT8392 or AMD RX-421BD - 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 MediaTek MT8392 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. Up to GB of memory is supported in 0 memory channels. The MediaTek MT8392 was released in Q1/2014. The AMD RX-421BD has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD RX-421BD was released in Q4/2015. |
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Mediatek MT-Serie (72) | Family | AMD R (6) |
MediaTek MT83xx A7 (6) | CPU group | AMD RX 1st Gen. (6) |
1 | Generation | 1 |
Cortex-A7 | Architecture | Merlin Falcon (Excavator) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe MediaTek MT8392 is a 8 core processor with a clock frequency of 2.00 GHz. The AMD RX-421BD has 4 CPU cores with a clock frequency of 2.10 GHz (3.40 GHz). |
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MediaTek MT8392 | Characteristic | AMD RX-421BD |
8 | Cores | 4 |
8 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.00 GHz | Frequency | 2.10 GHz |
-- | Turbo Frequency (1 Core) | 3.40 GHz |
-- | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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ARM Mali-450 MP4 | GPU | AMD Radeon R7 - 512 (Merlin Falcon) |
0.70 GHz | GPU frequency | 0.80 GHz |
0.70 GHz | GPU (Turbo) | -- |
Utgard | GPU Generation | 3 |
28nm | Technology | 28 |
1 | Max. displays | 3 |
4 | Compute units | 8 |
64 | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
0 | 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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ARM Mali-450 MP4 | GPU | AMD Radeon R7 - 512 (Merlin Falcon) |
No | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | No |
No | Codec VC-1 | No |
No | Codec JPEG | Decode |
Memory & PCIeThe MediaTek MT8392 supports a maximum of GB of memory in 0 memory channels. The AMD RX-421BD can connect up to GB of memory in 2 memory channels. |
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MediaTek MT8392 | Characteristic | AMD RX-421BD |
Memory | DDR4-2400, DDR3-2133 | |
Max. Memory | ||
0 | Memory channels | 2 (Dual Channel) |
-- | Max. Bandwidth | 38.4 GB/s |
No | ECC | Yes |
-- | L2 Cache | 2.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 12 |
-- | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The MediaTek MT8392 has a TDP of --, that of the AMD RX-421BD is 35 W. |
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MediaTek MT8392 | Characteristic | AMD RX-421BD |
-- | TDP (PL1 / PBP) | 35 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 12 W |
-- | Tjunction max. | 90 °C |
Technical detailsThe MediaTek MT8392 has a 0.00 MB cache, while the AMD RX-421BD cache has a total of 2.00 MB. |
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MediaTek MT8392 | Characteristic | AMD RX-421BD |
28 nm | Technology | 28 nm |
Chiplet | Chip design | Unknown |
Armv7-A (32 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
-- | Socket | FP4 |
None | Virtualization | AMD-V, AMD-Vt |
No | AES-NI | Yes |
Android | Operating systems | |
Q1/2014 | Release date | Q4/2015 |
-- | Release price | -- |
show more data | show more data | |
MediaTek MT8392
ARM Mali-450 MP4 @ 0.70 GHz |
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AMD RX-421BD
AMD Radeon R7 - 512 (Merlin Falcon) @ 0.80 GHz |
MediaTek MT8392
8C 8T @ 2.00 GHz |
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AMD RX-421BD
4C 4T @ 3.40 GHz |
MediaTek MT8392
8C 8T @ 2.00 GHz |
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AMD RX-421BD
4C 4T @ 2.10 GHz |
Devices using this processor |
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MediaTek MT8392 | AMD RX-421BD |
Unknown | Unknown |