AMD EPYC 7742 vs AMD EPYC 7702

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 7742 or AMD EPYC 7742 – 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 7742 features 64 processor cores and has the capability to manage 128 threads concurrently.
It was released in Q3/2019 and belongs to the 2 generation of the AMD EPYC series.
To use the AMD EPYC 7742, you'll need a motherboard with a SP3 socket.
The AMD EPYC 7702 features 64 processor cores and has the capability to manage 128 threads concurrently.
To use the AMD EPYC 7702, you'll need a motherboard with a SP3 socket.
Desktop / Server Segment Desktop / Server
AMD EPYC 7742 Name AMD EPYC 7702
AMD EPYC Family AMD EPYC
2 Generation 2
AMD EPYC 7002 Group AMD EPYC 7002
 
 

CPU Cores and Base Frequency

The AMD EPYC 7742 has 64 CPU cores and can calculate 128 threads in parallel.
The clock frequency of the AMD EPYC 7742 is 2.25 GHz
and turbo frequency for one core is 3.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD EPYC 7702 has 64 CPU cores and can calculate 128 threads in parallel.
The clock frequency of the AMD EPYC 7702 is 2.0 GHz
and turbo frequency for one core is 3.35 GHz.
3.4 GHz Turbo Frequency (1 core) 3.35 GHz
No Overclocking No
normal Core architecture normal
2.25 GHz Frequency 2.0 GHz
128 Threads 128
Yes Hyperthreading Yes
64 CPU Cores 64
64x Cores 64x
 
 

Internal Graphics

The AMD EPYC 7742 does not have integrated graphics.
The AMD EPYC 7702 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

8 Memory channels 8
0 bytes Max. Memory 0 bytes
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
204.8 GB/s Bandwidth 204.8 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 225 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 200 W watts.
-- Tjunction max --
225 W TDP (PL1 / PBP) 200 W
 
 

Technical details

The AMD EPYC 7742 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 256.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD EPYC 7702 is manufactured using a 7 nm process.
Q3/2019 Release date Q3/2019
-- Part Number --
0 bytes L2-Cache 0 bytes
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
Rome (Zen 2) Architecture Rome (Zen 2)
7 nm Technology 7 nm
SP3 Socket SP3
Windows 10, Linux Operating systems Windows 10, Linux
9000 $ Release price 8000 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
256.0 MB L3-Cache 256.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD EPYC 7702
64C 128T @ 2.0 GHz
70617
70617
AMD EPYC 7742
64C 128T @ 2.25 GHz
65631
65631

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 7742
64C 128T @ 2.25 GHz
37515
37515
AMD EPYC 7702
64C 128T @ 2.0 GHz
37461
37461

Cinebench R20 (Multi-Core)

AMD EPYC 7742
64C 128T @ 2.25 GHz
20644
20644
AMD EPYC 7702
64C 128T @ 2.0 GHz
18857
18857

Geekbench 6 (Multi-Core)

AMD EPYC 7742
64C 128T @ 2.25 GHz
13647
13647

Geekbench 6 (Single-Core)

AMD EPYC 7702
64C 128T @ 2.0 GHz
1317
1317
AMD EPYC 7742
64C 128T @ 2.25 GHz
1278
1278

Geekbench 5, 64bit (Single-Core)

AMD EPYC 7702
64C 128T @ 2.0 GHz
1079
1079
AMD EPYC 7742
64C 128T @ 2.25 GHz
1050
1050

Blender 2.81 (bmw27)

AMD EPYC 7702
64C 128T @ 2.0 GHz
403.9
403.9

Cinebench R20 (Single-Core)

AMD EPYC 7742
64C 128T @ 2.25 GHz
398
398
AMD EPYC 7702
64C 128T @ 2.0 GHz
391
391

Monero Hashrate kH/s

AMD EPYC 7742
64C 128T @ 2.25 GHz
92
92
AMD EPYC 7702
64C 128T @ 2.0 GHz
84
84