AMD Ryzen 9 3900XT vs Intel Pentium 2129Y

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 3900XT or AMD Ryzen 9 3900XT – 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 Ryzen 9 3900XT features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q2/2020 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 3900XT, you'll need a motherboard with a AM4 (PGA 1331) socket.
The Intel Pentium 2129Y features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q1/2013 and belongs to the 4 generation of the Intel Pentium series.
To use the Intel Pentium 2129Y, you'll need a motherboard with a BGA 1023 socket.
AMD Ryzen 3000 Group Intel Pentium 2000
3 Generation 4
AMD Ryzen 9 3900XT Name Intel Pentium 2129Y
Desktop / Server Segment Mobile
AMD Ryzen 9 Family Intel Pentium
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 3900XT has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 3900XT is 4.1 GHz
and turbo frequency for one core is 4.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Pentium 2129Y has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Pentium 2129Y is 1.1 GHz
4.7 GHz Turbo Frequency (1 core) None
normal Core architecture normal
4.1 GHz Frequency 1.1 GHz
12 CPU Cores 2
Yes Overclocking No
Yes Hyperthreading No
12x Cores 2x
24 Threads 2
 
 

Internal Graphics

The AMD Ryzen 9 3900XT does not have integrated graphics.
The Intel Pentium 2129Y has integrated graphics, called iGPU for short.
Specifically, the Intel Pentium 2129Y uses the Intel HD Graphics (Ivy Bridge GT1), which has 48 texture shaders
and 6 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU (Turbo) 0.85 GHz
-- Technology 22 nm
-- Direct X 11.0
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 6
-- Release date Q4/2012
GPU name Intel HD Graphics (Ivy Bridge GT1)
-- Shaders 48
-- GPU frequency 0.35 GHz
-- Generation 7
-- 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) No
-- VP9 No
-- VP8 No
-- VC-1 Decode
-- JPEG Decode
-- h264 Decode / Encode
-- h265 / HEVC (10 bit) No
-- AVC Decode / Encode
-- AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 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 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR4-3200 Memory type DDR3L-1600, DDR3L-1333, DDR3-1333, DDR3-1600
51.2 GB/s Bandwidth 25.6 GB/s
Yes AES-NI Yes
Yes ECC No
pci PCIe pci
128.0 GB Max. Memory 32.0 GB
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 105 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 10 W watts.
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 10 W
95 °C Tjunction max 90 °C
 
 

Technical details

The AMD Ryzen 9 3900XT is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Pentium 2129Y is manufactured using a 22 nm process.
In total, this processor boasts a generous 2.0 MB cache.
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
7 nm Technology 22 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.1, SSE4.2
-- Part Number --
Chiplet Chip design Monolithic
Q2/2020 Release date Q1/2013
-- Release price --
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
64.0 MB L3-Cache 2.0 MB
AM4 (PGA 1331) Socket BGA 1023
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
Matisse (Zen 2) Architecture Ivy Bridge U