AMD Athlon II X3 405e | Qualcomm Snapdragon 778G+ | |
CPU comparisonAMD Athlon II X3 405e or Qualcomm Snapdragon 778G+ - 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 Athlon II X3 405e has 3 cores with 3 threads and clocks with a maximum frequency of 2.30 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X3 405e was released in Q3/2009. The Qualcomm Snapdragon 778G+ has 8 cores with 8 threads and clocks with a maximum frequency of 2.50 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Qualcomm Snapdragon 778G+ was released in Q4/2021. |
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AMD Athlon II (52) | Family | Qualcomm Snapdragon (103) |
AMD Athlon II X3 (Rana) (12) | CPU group | Qualcomm Snapdragon 778 (2) |
1 | Generation | 4 |
Rana | Architecture | Kryo 670 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Athlon II X3 405e has 3 CPU cores and can calculate 3 threads in parallel. The clock frequency of the AMD Athlon II X3 405e is 2.30 GHz while the Qualcomm Snapdragon 778G+ has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 778G+ is at 2.50 GHz. |
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AMD Athlon II X3 405e | Characteristic | Qualcomm Snapdragon 778G+ |
3 | Cores | 8 |
3 | Threads | 8 |
normal | Core architecture | hybrid (Prime / big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.30 GHz | A-Core | 2.50 GHz 1x Kryo 670 Prime |
-- | B-Core | 2.20 GHz 3x Kryo 670 Gold |
-- | C-Core | 1.90 GHz 4x Kryo 670 Silver |
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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AMD Athlon II X3 405e | Characteristic | Qualcomm Snapdragon 778G+ |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 770 @ 12 TOPS |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The AMD Athlon II X3 405e or Qualcomm Snapdragon 778G+ 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 642L |
GPU frequency | -- | |
-- | GPU (Turbo) | -- |
-- | GPU Generation | 5 |
Technology | 6 nm | |
Max. displays | 1 | |
-- | Compute units | 4 |
-- | Shader | 384 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 4 GB |
-- | 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 642L |
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 & PCIeThe AMD Athlon II X3 405e can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Qualcomm Snapdragon 778G+ supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s. |
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AMD Athlon II X3 405e | Characteristic | Qualcomm Snapdragon 778G+ |
DDR3-1333 | Memory | LPDDR5-6400 |
16 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 25.6 GB/s |
No | ECC | No |
1.50 MB | L2 Cache | -- |
-- | L3 Cache | 2.00 MB |
2.0 | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Athlon II X3 405e is 45 W, while the Qualcomm Snapdragon 778G+ has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Athlon II X3 405e | Characteristic | Qualcomm Snapdragon 778G+ |
45 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD Athlon II X3 405e is manufactured in 45 nm and has 1.50 MB cache. The Qualcomm Snapdragon 778G+ is manufactured in 6 nm and has a 2.00 MB cache. |
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AMD Athlon II X3 405e | Characteristic | Qualcomm Snapdragon 778G+ |
45 nm | Technology | 6 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
MMX, 3DNow!, SSE3, SSE4a | ISA extensions | -- |
AM3 | Socket | -- |
AMD-V | Virtualization | None |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Android |
Q3/2009 | Release date | Q4/2021 |
-- | Release price | -- |
show more data | show more data | |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
AMD Athlon II X3 405e
3C 3T @ 2.30 GHz |
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Qualcomm Snapdragon 778G+
8C 8T @ 2.50 GHz |
Devices using this processor |
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AMD Athlon II X3 405e | Qualcomm Snapdragon 778G+ |
Unknown | Unknown |