AMD Athlon II X3 405e vs Qualcomm Snapdragon 778G Plus

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Athlon II X3 405e or AMD Athlon II X3 405e – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Athlon II X3 405e features 3 processor cores and has the capability to manage 3 threads concurrently.
It was released in Q3/2009 and belongs to the 1 generation of the AMD Athlon II series.
To use the AMD Athlon II X3 405e, you'll need a motherboard with a AM3 socket.
The Qualcomm Snapdragon 778G Plus features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2021 and belongs to the 4 generation of the Qualcomm Snapdragon series.
AMD Athlon II X3 (Rana) Group Qualcomm Snapdragon 778
1 Generation 4
AMD Athlon II X3 405e Name Qualcomm Snapdragon 778G Plus
Desktop / Server Segment Mobile
AMD Athlon II Family Qualcomm Snapdragon
 
 

CPU Cores and Base Frequency

The 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 2.3 GHz
The Qualcomm Snapdragon 778G Plus has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
None None 4x Kryo 670 Silver
None None 2.5 GHz
None None 3x Kryo 670 Gold
3 Threads 8
None None 2.2 GHz
normal Core architecture hybrid (Prime / big.LITTLE)
2.3 GHz Frequency None
3 CPU Cores 8
No Overclocking No
None None 1x Kryo 670 Prime
None None 1.9 GHz
No Hyperthreading No
3x Cores None
 
 

Internal Graphics

The AMD Athlon II X3 405e does not have integrated graphics.
The Qualcomm Snapdragon 778G Plus has integrated graphics, called iGPU for short.
Specifically, the Qualcomm Snapdragon 778G Plus uses the Qualcomm Adreno 642L, which has 384 texture shaders
and 4 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU (Turbo) --
-- Technology 6 nm
-- Direct X 12.0
0 bytes Max. GPU Memory 4.0 GB
-- Execution units 4
-- Release date Q2/2021
GPU name Qualcomm Adreno 642L
-- Shaders 384
-- GPU frequency --
-- Generation 5
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A 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.
-- h265 / HEVC (8 bit) Decode / Encode
-- VP9 Decode / Encode
-- VP8 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- h264 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
-- AVC Decode
-- AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 16.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.3 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR3-1333 Memory type LPDDR5-3200
21.3 GB/s Bandwidth --
No AES-NI No
No ECC No
pci PCIe pci
16.0 GB Max. Memory 16.0 GB
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
45 W TDP (PL1 / PBP) None
-- Tjunction max --
 
 

Technical details

The AMD Athlon II X3 405e is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Qualcomm Snapdragon 778G Plus is manufactured using a 6 nm process.
In total, this processor boasts a generous 2.0 MB cache.
AMD-V Virtualization None
45 nm Technology 6 nm
x86-64 (64 bit) Instruction set (ISA) ARMv8-A64 (64 bit)
SSE3, SSE4a, MMX, 3DNow! ISA extensions
-- Part Number SM7325-AE
-- Chip design Chiplet
Q3/2009 Release date Q4/2021
-- Release price --
1.5 MB L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 2.0 MB
AM3 Socket
Windows 10, Linux Operating systems Android
Rana Architecture Kryo 670