Home Comparison Intel Xeon X5647 vs AMD EPYC 7742

Intel Xeon X5647 vs AMD EPYC 7742

We compared two server CPUs: Intel Xeon X5647 with 4 cores 2.933GHz and AMD EPYC 7742 with 64 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon X5647 's Advantages
Higher base frequency (2.933GHz vs 2.25GHz)
Lower TDP (130W vs 225W)
AMD EPYC 7742 's Advantages
Released 8 years and 6 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Larger L3 cache size (256MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon X5647 +31%
530
AMD EPYC 7742
404
Geekbench 6 Multi Core
Intel Xeon X5647 +844%
1606
AMD EPYC 7742
170
VS

General Parameters

Feb 2011
Release Date
Aug 2019
Intel
Manufacturer
AMD
Server
Type
Server
Westmere-EP
Core Architecture
Rome
Intel Socket 1366
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon (Westmere-EP)
Generation
EPYC (Zen 2 (Rome))

Package

1.17 billions
Transistor Count
3.8 billions
32 nm
Manufacturing Process
7 nm
130 W
Power Consumption
225 W
Intel
Foundry
TSMC
239 mm²
Die Size
74 mm²

CPU Performance

2.933 GHz
Performance Core Base Frequency
2.25 GHz
3.2 GHz
Performance Core Turbo Frequency
3.4 GHz
4
Total Core Count
64
8
Total Thread Count
128
133 MHz
Bus Frequency
100 MHz
22.0
Multiplier
22.5
64 K per core
L1 Cache
96 K per core
256 K per core
L2 Cache
512 K per core
12 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

DDR3
Memory Types
DDR4-3200
3
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

2
PCIe Version
4

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