Home Comparison Intel Xeon L5638 vs Intel Xeon Platinum 8458P

Intel Xeon L5638 vs Intel Xeon Platinum 8458P

We compared two server CPUs: Intel Xeon L5638 with 6 cores 2GHz and Intel Xeon Platinum 8458P with 44 cores 2.7GHz . 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 350W)
Intel Xeon Platinum 8458P 's Advantages
Released 12 years and 10 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Higher base frequency (2.7GHz vs 2GHz)
Larger L3 cache size (82.5MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon L5638
385
Intel Xeon Platinum 8458P +358%
1764
Geekbench 6 Multi Core
Intel Xeon L5638
2487
Intel Xeon Platinum 8458P +601%
17458
VS

General Parameters

Mar 2010
Release Date
Jan 2023
Intel
Manufacturer
Intel
Server
Type
Server
Westmere-EP
Core Architecture
Sapphire Rapids
Intel Socket 1366
Socket
Intel Socket 4677
N/A
Integrated Graphics
N/A
Xeon (Westmere-EP)
Generation
Xeon Platinum (Sapphire Rapids-SP)

Package

1.17 billions
Transistor Count
-
32 nm
Manufacturing Process
10 nm
60 W
Power Consumption
350 W
-
Peak Operating Temperature
78 °C
Intel
Foundry
Intel
239 mm²
Die Size
4x477 mm²

CPU Performance

2 GHz
Performance Core Base Frequency
2.7 GHz
2.4 GHz
Performance Core Turbo Frequency
3.8 GHz
6
Total Core Count
44
12
Total Thread Count
88
133 MHz
Bus Frequency
100 MHz
15.0
Multiplier
27.0
64 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
2 MB per core
12 MB shared
L3 Cache
82.5 MB
No
Unlocked Multiplier
No
2
SMP
2
-
AVX-512 FMA Ports
2

Memory Parameters

DDR3
Memory Types
DDR5-4800
3
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

2
PCIe Version
5
-
PCIe Lanes
80

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