AMD Athlon II X4 651K vs Intel Pentium Gold 5405U

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Athlon II X4 651K or AMD Athlon II X4 651K – 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 X4 651K features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q4/2011 and belongs to the 2 generation of the AMD Athlon II series.
To use the AMD Athlon II X4 651K, you'll need a motherboard with a FM1 socket.
The Intel Pentium Gold 5405U features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2019 and belongs to the 8 generation of the Intel Pentium series.
To use the Intel Pentium Gold 5405U, you'll need a motherboard with a BGA 1528 socket.
AMD Athlon II X4 (Llano) Group Intel Pentium 5000
2 Generation 8
Desktop / Server Segment Mobile
AMD Athlon II X4 651K Name Intel Pentium Gold 5405U
AMD Athlon II Family Intel Pentium
 
 

CPU Cores and Base Frequency

The AMD Athlon II X4 651K has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Athlon II X4 651K is 3.0 GHz
The Intel Pentium Gold 5405U has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Pentium Gold 5405U is 2.3 GHz
No Hyperthreading Yes
4x Cores 2x
Yes Overclocking No
4 Threads 4
4 CPU Cores 2
normal Core architecture normal
3.0 GHz Frequency 2.3 GHz
 
 

Internal Graphics

The AMD Athlon II X4 651K does not have integrated graphics.
The Intel Pentium Gold 5405U has integrated graphics, called iGPU for short.
Specifically, the Intel Pentium Gold 5405U uses the Intel UHD Graphics 610, which has 96 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 96
-- Release date Q4/2017
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 32.0 GB
-- Max. displays --
-- Execution units 12
-- GPU frequency 0.3 GHz
-- Generation 9.5
-- GPU (Turbo) 0.95 GHz
GPU name Intel UHD Graphics 610
 
 

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

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.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
No AES-NI Yes
DDR3-1333 Memory type DDR4-2133, LPDDR3-1866
No ECC No
16.0 GB Max. Memory 64.0 GB
2 Memory channels 2
21.3 GB/s Bandwidth 34.1 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 100 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.
The processor has a thermal design power (TDP) of 15 W watts.
None TDP down 12.5 W
100 W TDP (PL1 / PBP) 15 W
-- Tjunction max 100 °C
 
 

Technical details

The AMD Athlon II X4 651K is manufactured using a 32 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 Intel Pentium Gold 5405U is manufactured using a 14 nm process.
In total, this processor boasts a generous 2.0 MB cache.
Q4/2011 Release date Q1/2019
AMD-V Virtualization VT-x, VT-x EPT, VT-d
SSE3, SSE4a, MMX, 3DNow! ISA extensions SSE4.1, SSE4.2, AVX2
32 nm Technology 14 nm
-- Chip design Monolithic
-- Release price 161 $
Llano Architecture Whiskey Lake U
0 bytes L3-Cache 2.0 MB
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
FM1 Socket BGA 1528
4.0 MB L2-Cache 0 bytes