AMD EPYC 7773X vs AMD Ryzen Threadripper 3990X

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 7773X or AMD EPYC 7773X – 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 EPYC 7773X features 64 processor cores and has the capability to manage 128 threads concurrently.
It was released in Q2/2022 and belongs to the 3 generation of the AMD EPYC series.
To use the AMD EPYC 7773X, you'll need a motherboard with a SP3 socket.
The AMD Ryzen Threadripper 3990X features 64 processor cores and has the capability to manage 128 threads concurrently.
It was released in Q1/2020 and belongs to the 3 generation of the AMD Ryzen Threadripper series.
To use the AMD Ryzen Threadripper 3990X, you'll need a motherboard with a TRX4 (sTRX4) socket.
Desktop / Server Segment Desktop / Server
AMD EPYC 7773X Name AMD Ryzen Threadripper 3990X
AMD EPYC Family AMD Ryzen Threadripper
3 Generation 3
AMD EPYC 7003 Group AMD Ryzen Threadripper 3000
 
 

CPU Cores and Base Frequency

The AMD EPYC 7773X has 64 CPU cores and can calculate 128 threads in parallel.
The clock frequency of the AMD EPYC 7773X is 2.2 GHz
and turbo frequency for one core is 3.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen Threadripper 3990X has 64 CPU cores and can calculate 128 threads in parallel.
The clock frequency of the AMD Ryzen Threadripper 3990X is 2.9 GHz
and turbo frequency for one core is 4.3 GHz.
3.5 GHz Turbo Frequency (1 core) 4.3 GHz
No Overclocking Yes
normal Core architecture normal
2.2 GHz Frequency 2.9 GHz
128 Threads 128
Yes Hyperthreading Yes
64 CPU Cores 64
64x Zen 3 Cores 64x
 
 

Internal Graphics

The AMD EPYC 7773X does not have integrated graphics.
The AMD Ryzen Threadripper 3990X 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 4.0 TB distributed across 8 memory channels. It offers a peak memory bandwidth of 204.8 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 2.0 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 102.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
8 Memory channels 4
4.0 TB Max. Memory 2.0 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
204.8 GB/s Bandwidth 102.4 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 280 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.
-- Tjunction max 95 °C
280 W TDP (PL1 / PBP) 280 W
225 W TDP down None
 
 

Technical details

The AMD EPYC 7773X 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 768.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen Threadripper 3990X is manufactured using a 7 nm process.
In total, this processor boasts a generous 256.0 MB cache.
Q2/2022 Release date Q1/2020
-- Part Number --
32.0 MB L2-Cache 32.0 MB
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Chiplet Chip design Chiplet
Milan (Zen 3) Architecture Castle Peak (Zen 2)
7 nm Technology 7 nm
SP3 Socket TRX4 (sTRX4)
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
8800 $ Release price 3990 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
768.0 MB L3-Cache 256.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD EPYC 7773X
64C 128T @ 2.2 GHz
90782
90782
AMD Ryzen Threadripper 3990X
64C 128T @ 2.9 GHz
81100
81100

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 7773X
64C 128T @ 2.2 GHz
45899
45899
AMD Ryzen Threadripper 3990X
64C 128T @ 2.9 GHz
34670
34670

Geekbench 5, 64bit (Single-Core)

AMD EPYC 7773X
64C 128T @ 2.2 GHz
1341
1341
AMD Ryzen Threadripper 3990X
64C 128T @ 2.9 GHz
1219
1219

Cinebench R23 (Single-Core)

AMD EPYC 7773X
64C 128T @ 2.2 GHz
1298
1298
AMD Ryzen Threadripper 3990X
64C 128T @ 2.9 GHz
1284
1284