AMD EPYC 7643 vs Opteron X2 185
We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and Opteron X2 185 with 2 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7643 's Advantages
Released 15 years late
Higher specification of memory (3200 vs 400)
More modern manufacturing process (7nm vs 90nm)
Opteron X2 185 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Lower TDP (110W vs 225W)
Score
General Parameters
Mar 2021
Release Date
Mar 2006
AMD
Manufacturer
AMD
Server
Type
Server
Milan
Core Architecture
Denmark
AMD Socket SP3
Socket
AMD Socket 939
N/A
Integrated Graphics
On certain motherboards (Chipset feature)
EPYC (Zen 3 (Milan))
Generation
Opteron X2 (Denmark)
Package
33.2 billions
Transistor Count
0.233 billions
7 nm
Manufacturing Process
90 nm
225 W
Power Consumption
110 W
TSMC
Foundry
-
8x81 mm²
Die Size
199 mm²
12 nm
I/O Process Size
-
416 mm²
I/O Die Size
-
CPU Performance
2.3 GHz
Performance Core Base Frequency
2.6 GHz
3.6 GHz
Performance Core Turbo Frequency
0
48
Total Core Count
2
96
Total Thread Count
2
100 MHz
Bus Frequency
200 MHz
23.0
Multiplier
13.0
64 KB per core
L1 Cache
128 KB
512 KB per core
L2 Cache
1 MB
256 MB shared
L3 Cache
-
No
Unlocked Multiplier
No
6
Cores per CCD
-
2
SMP
2
Memory Parameters
DDR4-3200
Memory Types
DDR1-400
8
Max Memory Channels
2
Yes
ECC Memory Support
No
Miscellaneous
4
PCIe Version
-
128
PCIe Lanes
-
