AMD EPYC 7742 vs AMD Ryzen 7 1800X
CPU · Specs Compare
General Parameters
Release Date
Aug 2019
Mar 2017
Manufacturer
AMD
AMD
Type
Server
Desktop
Core Architecture
Rome
Zen
Integrated Graphics
N/A
N/A
Generation
EPYC (Zen 2 (Rome))
—
Instruction Set
—
x86-64
Package
Transistor Count
3.8 billions
4.8 billions
Manufacturing Process
7 nm
14 nm
Socket
AMD Socket SP3
AM4
Power Consumption
225 W
95 W
Foundry
TSMC
—
Die Size
74 mm²
—
Package
FCLGA-4094
—
Peak Operating Temperature
—
95 °C
CPU Performance
Performance Core Base Frequency
2.25 GHz
3.6 GHz
Performance Core Turbo Frequency
3.4 GHz
4 GHz
Total Core Count
64
8
Total Thread Count
128
16
Bus Frequency
100 MHz
100 MHz
Multiplier
22.5
36x
L1 Cache
96 K per core
96 K per core
L2 Cache
512 K per core
512 K per core
L3 Cache
256 MB shared
16 MB shared
Unlocked Multiplier
No
Yes
SMP
2
—
Performance Cores
—
8
Performance Core Threads
—
16
Memory Parameters
Memory Types
DDR4-3200
DDR4-2666
Max Memory Channels
8
2
ECC Memory Support
Yes
Yes
Max Memory Size
—
64 GB
Max Memory Bandwidth
—
39.74 GB/s
Miscellaneous
PCIe Version
4
3.0
PCIe Lanes
—
20
Benchmark
Geekbench 6
404
1,096
Geekbench 6
170
5,970
Cinebench R23
—
963
Cinebench R23
—
9,232
Geekbench 5
—
981
Geekbench 5
—
6,696
Passmark CPU
—
2,178
Passmark CPU
—
16,305
▲ Specs Compare
Data sourced from official specifications and benchmark tests.