AMD Opteron X3421 vs Intel Core i5-11500B

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Opteron X3421 or AMD Opteron X3421 – 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 Opteron X3421 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2015 and belongs to the 0 generation of the AMD Opteron series.
To use the AMD Opteron X3421, you'll need a motherboard with a FP4 socket.
The Intel Core i5-11500B features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2021 and belongs to the 11 generation of the Intel Core i5 series.
To use the Intel Core i5-11500B, you'll need a motherboard with a LGA 1200 socket.
Desktop / Server Segment Desktop / Server
AMD Opteron X3000 Group Intel Core i 11000
AMD Opteron Family Intel Core i5
0 Generation 11
AMD Opteron X3421 Name Intel Core i5-11500B
 
 

CPU Cores and Base Frequency

The AMD Opteron X3421 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Opteron X3421 is 2.1 GHz
and turbo frequency for one core is 3.4 GHz.
The Intel Core i5-11500B has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i5-11500B is 3.3 GHz
and turbo frequency for one core is 4.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
No Overclocking No
2.1 GHz Frequency 3.3 GHz
4 CPU Cores 6
4x Cores 6x
normal Core architecture normal
No Hyperthreading Yes
4 Threads 12
3.4 GHz Turbo Frequency (1 core) 4.6 GHz
 
 

Internal Graphics

The AMD Opteron X3421 has integrated graphics, called iGPU for short.
Specifically, the AMD Opteron X3421 uses the AMD Radeon R7 - 512 (Toronto), which has 512 texture shaders
and 8 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i5-11500B has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-11500B uses the Intel UHD Graphics 11th Gen (32 EU), which has 256 texture shaders
and 32 execution units.
0 Direct X 12
2.0 GB Max. GPU Memory 64.0 GB
8 Execution units 32
0 Generation 11
-- GPU (Turbo) 1.45 GHz
-- Release date Q2/2021
AMD Radeon R7 - 512 (Toronto) GPU name Intel UHD Graphics 11th Gen (32 EU)
512 Shaders 256
-- Max. displays --
0 nm Technology 10 nm
0.8 GHz GPU frequency 0.35 GHz
 
 

Artificial Intelligence and Machine Learning

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

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

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.
Yes ECC No
0 bytes Max. Memory 128.0 GB
2 Memory channels 2
Yes AES-NI Yes
DDR4-2400 Memory type DDR4-3200
pci PCIe pci
-- Bandwidth 51.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 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 65 W watts.
-- Tjunction max 100 °C
12 W TDP down None
15 W TDP (PL1 / PBP) 65 W
35 W TDP up None
 
 

Technical details

The AMD Opteron X3421 is manufactured using a 28 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 Core i5-11500B is manufactured using a 14 nm process.
In total, this processor boasts a generous 12.0 MB cache.
OX3421AAY43KA Part Number --
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
2.0 MB L2-Cache 3.0 MB
-- Chip design Monolithic
-- Release price --
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
AMD-V, AMD-Vt Virtualization VT-x, VT-x EPT, VT-d
0 bytes L3-Cache 12.0 MB
Q2/2015 Release date Q2/2021
Technical data sheet Documents Technical data sheet
FP4 Socket LGA 1200
Toronto (Excavator) Architecture Rocket Lake S
28 nm Technology 14 nm
SSE4a, SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512