Home Comparison Intel Xeon L5638 vs AMD EPYC 7663

Intel Xeon L5638 vs AMD EPYC 7663

Intel Xeon L5638
VS
AMD EPYC 7663
Intel Xeon L5638
AMD EPYC 7663
We compared two server CPUs: Intel Xeon L5638 with 6 cores 2GHz and AMD EPYC 7663 with 56 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon L5638 's Advantages
Lower TDP (60W vs 240W)
AMD EPYC 7663 's Advantages
Released 11 years 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 L5638
385
AMD EPYC 7663 +101%
777
Geekbench 6 Multi Core
Intel Xeon L5638
2487
AMD EPYC 7663 +154%
6330
Intel Xeon L5638
VS
AMD EPYC 7663

General Parameters

Mar 2010
Release Date
Mar 2021
Intel
Manufacturer
AMD
Server
Type
Server
Westmere-EP
Core Architecture
Milan
Intel Socket 1366
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon (Westmere-EP)
Generation
EPYC (Zen 3 (Milan))

Package

1.17 billions
Transistor Count
33.2 billions
32 nm
Manufacturing Process
7 nm
60 W
Power Consumption
240 W
Intel
Foundry
TSMC
239 mm²
Die Size
8x81 mm²
-
I/O Process Size
12 nm
-
I/O Die Size
416 mm²

CPU Performance

2 GHz
Performance Core Base Frequency
2 GHz
2.4 GHz
Performance Core Turbo Frequency
3.5 GHz
6
Total Core Count
56
12
Total Thread Count
112
133 MHz
Bus Frequency
100 MHz
15.0
Multiplier
20.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
512 KB per core
12 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
7
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
-
PCIe Lanes
128

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