AMD EPYC 7643P vs Intel Xeon E5 2637 v3
We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and Intel Xeon E5 2637 v3 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7643P 's Advantages
Released 9 years late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 15MB)
More modern manufacturing process (7nm vs 22nm)
Intel Xeon E5 2637 v3 's Advantages
Higher base frequency (3.5GHz vs 2.3GHz)
Lower TDP (135W vs 225W)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 7643P
+29%
1420
Intel Xeon E5 2637 v3
1094
Geekbench 6 Multi Core
AMD EPYC 7643P
1431
Intel Xeon E5 2637 v3
+193%
4199
General Parameters
Sep 2023
Release Date
Sep 2014
AMD
Manufacturer
Intel
Server
Type
Server
Milan
Core Architecture
Haswell-EP
AMD Socket SP3
Socket
Intel Socket 2011-3
N/A
Integrated Graphics
N/A
EPYC (Zen 3 (Milan))
Generation
Xeon E5 (Haswell-EP)
Package
33.2 billions
Transistor Count
2.6 billions
7 nm
Manufacturing Process
22 nm
225 W
Power Consumption
135 W
TSMC
Foundry
Intel
8x81 mm²
Die Size
356 mm²
12 nm
I/O Process Size
-
416 mm²
I/O Die Size
-
CPU Performance
2.3 GHz
Performance Core Base Frequency
3.5 GHz
3.6 GHz
Performance Core Turbo Frequency
3.7 GHz
48
Total Core Count
4
96
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
35.0
64 KB per core
L1 Cache
64 K per core
512 KB per core
L2 Cache
256 K per core
256 MB shared
L3 Cache
15 MB shared
No
Unlocked Multiplier
No
8
Cores per CCD
-
1
SMP
2
Memory Parameters
DDR4-3200
Memory Types
DDR4-2133
8
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
4
PCIe Version
3
128
PCIe Lanes
40
