Home Comparison Intel Xeon E3 1245 v2 vs AMD EPYC 7643

Intel Xeon E3 1245 v2 vs AMD EPYC 7643

Intel Xeon E3 1245 v2
VS
AMD EPYC 7643
Intel Xeon E3-1245 v2
AMD EPYC 7643
We compared two server CPUs: Intel Xeon E3 1245 v2 with 4 cores 3.4GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1245 v2 's Advantages
Higher base frequency (3.4GHz vs 2.3GHz)
Lower TDP (77W vs 225W)
AMD EPYC 7643 's Advantages
Released 8 years and 10 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (7nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E3 1245 v2
736
AMD EPYC 7643 +130%
1696
Geekbench 6 Multi Core
Intel Xeon E3 1245 v2
2578
AMD EPYC 7643 +285%
9939
Intel Xeon E3 1245 v2
VS
AMD EPYC 7643

General Parameters

May 2012
Release Date
Mar 2021
Intel
Manufacturer
AMD
Server
Type
Server
Ivy Bridge
Core Architecture
Milan
Intel Socket 1155
Socket
AMD Socket SP3
Intel HD P4000
Integrated Graphics
N/A
Xeon E3 (Ivy Bridge)
Generation
EPYC (Zen 3 (Milan))

Package

1.4 billions
Transistor Count
33.2 billions
22 nm
Manufacturing Process
7 nm
77 W
Power Consumption
225 W
Intel
Foundry
TSMC
160 mm²
Die Size
8x81 mm²
-
I/O Process Size
12 nm
-
I/O Die Size
416 mm²

CPU Performance

3.4 GHz
Performance Core Base Frequency
2.3 GHz
3.8 GHz
Performance Core Turbo Frequency
3.6 GHz
4
Total Core Count
48
8
Total Thread Count
96
100 MHz
Bus Frequency
100 MHz
34.0
Multiplier
23.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
512 KB per core
8 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
6
1
SMP
2

Memory Parameters

DDR3
Memory Types
DDR4-3200
2
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
4
16
PCIe Lanes
128

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