AMD Ryzen 9 7900X vs AMD EPYC 7742
CPU · Specs Compare
General Parameters
Release Date
Sep 2022
Aug 2019
Manufacturer
AMD
AMD
Type
Desktop
Server
Instruction Set
x86-64
—
Core Architecture
Raphael
Rome
Integrated Graphics
AMD Radeon™ Graphics
N/A
Generation
—
EPYC (Zen 2 (Rome))
Package
Manufacturing Process
5 nm
7 nm
Socket
AM5
AMD Socket SP3
Power Consumption
170 W
225 W
Peak Operating Temperature
95 °C
—
Transistor Count
—
3.8 billions
Foundry
—
TSMC
Die Size
—
74 mm²
Package
—
FCLGA-4094
CPU Performance
Performance Cores
12
—
Performance Core Threads
24
—
Performance Core Base Frequency
4.7 GHz
2.25 GHz
Performance Core Turbo Frequency
5.6 GHz
3.4 GHz
Total Core Count
12
64
Total Thread Count
24
128
Bus Frequency
100 MHz
100 MHz
Multiplier
47x
22.5
L2 Cache
12 MB shared
512 K per core
L3 Cache
64 MB shared
256 MB shared
Unlocked Multiplier
Yes
No
L1 Cache
—
96 K per core
SMP
—
2
Memory Parameters
Memory Types
DDR5-5200
DDR4-3200
Max Memory Size
128 GB
—
Max Memory Channels
2
8
Max Memory Bandwidth
83.2 GB/s
—
ECC Memory Support
—
Yes
Graphics Card Parameters
Integrated Graphics
true
—
Miscellaneous
PCIe Version
5.0
4
PCIe Lanes
24
—
Benchmark
Cinebench R23
2,033
—
Cinebench R23
29,242
—
Geekbench 6
2,942
404
Geekbench 5
2,277
—
Geekbench 6
19,092
170
Geekbench 5
20,503
—
Passmark CPU
4,317
—
Passmark CPU
52,013
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.