Intel Xeon E5 2643 v2 vs EPYC 4545P
We compared two server CPUs: Intel Xeon E5 2643 v2 with 6 cores 3.5GHz and EPYC 4545P with 16 cores 3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 2643 v2 's Advantages
Higher base frequency (3.5GHz vs 3GHz)
EPYC 4545P 's Advantages
Released 11 years and 8 months late
Higher specification of memory (5600 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (64MB vs 15MB)
More modern manufacturing process (4nm vs 22nm)
Lower TDP (65W vs 130W)
Score
General Parameters
Sep 2013
Release Date
May 2025
Intel
Manufacturer
AMD
Server
Type
Server
Ivy Bridge-EP
Core Architecture
Grado
Intel Socket 2011
Socket
AMD Socket AM5
N/A
Integrated Graphics
Radeon Graphics
Xeon E5 (Ivy Bridge-EP)
Generation
EPYC (Zen 5 (Grado))
Package
1.4 billions
Transistor Count
16.63 billions
22 nm
Manufacturing Process
4 nm
130 W
Power Consumption
65 W
-
Peak Operating Temperature
95°C
Intel
Foundry
TSMC
160 mm²
Die Size
2x70.6 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
122 mm²
CPU Performance
3.5 GHz
Performance Core Base Frequency
3 GHz
0
Performance Core Turbo Frequency
5.4 GHz
6
Total Core Count
16
12
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
35.0
Multiplier
30.0
64 K per core
L1 Cache
80 KB per core
256 K per core
L2 Cache
1 MB per core
15 MB shared
L3 Cache
64 MB shared
No
Unlocked Multiplier
No
2
SMP
1
Memory Parameters
DDR3
Memory Types
DDR5-5600
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
5
-
PCIe Lanes
24
