AMD RX-421BD | Qualcomm Snapdragon 750G | |
CPU comparisonAMD RX-421BD or Qualcomm Snapdragon 750G - 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 AMD RX-421BD has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. Up to GB of memory is supported in 2 memory channels. The AMD RX-421BD was released in Q4/2015. The Qualcomm Snapdragon 750G has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 12 GB of memory in 2 memory channels. The Qualcomm Snapdragon 750G was released in Q4/2020. |
||
AMD R (6) | Family | Qualcomm Snapdragon (102) |
AMD RX 1st Gen. (6) | CPU group | Qualcomm Snapdragon 750 (1) |
1 | Generation | 3 |
Merlin Falcon (Excavator) | Architecture | Kryo 570 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
|
||
CPU Cores and Base FrequencyThe AMD RX-421BD has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD RX-421BD is 2.10 GHz (3.40 GHz) while the Qualcomm Snapdragon 750G has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 750G is at 2.20 GHz. |
||
AMD RX-421BD | Characteristic | Qualcomm Snapdragon 750G |
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 | 2.20 GHz 2x Kryo 570 Gold |
-- | B-Core | 1.80 GHz 6x Kryo 570 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. |
||
AMD RX-421BD | Characteristic | Qualcomm Snapdragon 750G |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 692 @ 5 TOPS |
Internal GraphicsThe AMD RX-421BD or Qualcomm Snapdragon 750G 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. |
||
AMD Radeon R7 - 512 (Merlin Falcon) | GPU | Qualcomm Adreno 619 |
0.80 GHz | GPU frequency | 0.95 GHz |
-- | GPU (Turbo) | -- |
3 | GPU Generation | 6 |
28 | Technology | 8 nm |
3 | Max. displays | 2 |
8 | Compute units | -- |
512 | Shader | 128 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | 4 GB |
12 | 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. |
||
AMD Radeon R7 - 512 (Merlin Falcon) | GPU | Qualcomm Adreno 619 |
Decode | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | 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 |
Decode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD RX-421BD can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Qualcomm Snapdragon 750G supports up to 12 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s. |
||
AMD RX-421BD | Characteristic | Qualcomm Snapdragon 750G |
DDR4-2400, DDR3-2133 | Memory | LPDDR4X-4266 |
Max. Memory | 12 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
38.4 GB/s | Max. Bandwidth | 17.1 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 thermal design power (TDP for short) of the AMD RX-421BD is 35 W, while the Qualcomm Snapdragon 750G has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
||
AMD RX-421BD | Characteristic | Qualcomm Snapdragon 750G |
35 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
12 W | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe AMD RX-421BD is manufactured in 28 nm and has 2.00 MB cache. The Qualcomm Snapdragon 750G is manufactured in 8 nm and has a 0.00 MB cache. |
||
AMD RX-421BD | Characteristic | Qualcomm Snapdragon 750G |
28 nm | Technology | 8 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 | Q4/2020 |
-- | Release price | 500 $ |
show more data | show more data | |
AMD RX-421BD
AMD Radeon R7 - 512 (Merlin Falcon) @ 0.80 GHz |
|||
Qualcomm Snapdragon 750G
Qualcomm Adreno 619 @ 0.95 GHz |
AMD RX-421BD
4C 4T @ 3.40 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 3.40 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
AMD RX-421BD
4C 4T @ 2.10 GHz |
|||
Qualcomm Snapdragon 750G
8C 8T @ 2.20 GHz |
Devices using this processor |
|
AMD RX-421BD | Qualcomm Snapdragon 750G |
Unknown | TCL 20 Pro 5G |