AMD Ryzen 9 3950X vs Intel Xeon Platinum 8276L

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 3950X or AMD Ryzen 9 3950X – 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 3950X features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q3/2019 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 3950X, you'll need a motherboard with a AM4 (PGA 1331) socket.
The Intel Xeon Platinum 8276L features 28 processor cores and has the capability to manage 56 threads concurrently.
It was released in Q3/2019 and belongs to the 2 generation of the Intel Xeon Platinum series.
To use the Intel Xeon Platinum 8276L, you'll need a motherboard with a LGA 3647 socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 3950X Name Intel Xeon Platinum 8276L
AMD Ryzen 9 Family Intel Xeon Platinum
3 Generation 2
AMD Ryzen 3000 Group Intel Xeon Platinum 8200/9200
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 3950X has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD Ryzen 9 3950X is 3.5 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 Xeon Platinum 8276L has 28 CPU cores and can calculate 56 threads in parallel.
The clock frequency of the Intel Xeon Platinum 8276L is 2.2 GHz
and turbo frequency for one core is 4.0 GHz.
4.7 GHz Turbo Frequency (1 core) 4.0 GHz
Yes Overclocking No
normal Core architecture normal
3.5 GHz Frequency 2.2 GHz
32 Threads 56
Yes Hyperthreading Yes
16 CPU Cores 28
16x Cores 28x
 
 

Internal Graphics

The AMD Ryzen 9 3950X does not have integrated graphics.
The Intel Xeon Platinum 8276L does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

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.
-- AVC --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

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 4.5 TB distributed across 6 memory channels. It offers a peak memory bandwidth of 140.7 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 6
128.0 GB Max. Memory 4.5 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
51.2 GB/s Bandwidth 140.7 GB/s
DDR4-3200 Memory type DDR4-2933
 
 

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 165 W watts.
95 °C Tjunction max --
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 165 W
 
 

Technical details

The AMD Ryzen 9 3950X 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 Xeon Platinum 8276L is manufactured using a 14 nm process.
In total, this processor boasts a generous 38.5 MB cache.
Q3/2019 Release date Q3/2019
-- Part Number --
0 bytes L2-Cache 0 bytes
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
Chiplet Chip design Monolithic
Matisse (Zen 2) Architecture Cascade Lake
7 nm Technology 14 nm
AM4 (PGA 1331) Socket LGA 3647
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
650 $ Release price 16616 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 38.5 MB
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

Intel Xeon Platinum 8276L
28C 56T @ 2.2 GHz
22237
22237
AMD Ryzen 9 3950X
16C 32T @ 3.5 GHz
14322
14322

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 3950X
16C 32T @ 3.5 GHz
1408
1408
Intel Xeon Platinum 8276L
28C 56T @ 2.2 GHz
1163
1163

Cinebench R20 (Single-Core)

AMD Ryzen 9 3950X
16C 32T @ 3.5 GHz
531
531
Intel Xeon Platinum 8276L
28C 56T @ 2.2 GHz
378
378

AMD Ryzen 9 3950X and Intel Xeon Platinum 8276L in leaderboards