Home Comparison Intel Xeon E5645 vs Intel Xeon Gold 6438Y

Intel Xeon E5645 vs Intel Xeon Gold 6438Y

Intel Xeon E5645
VS
Intel Xeon Gold 6438Y
Intel Xeon E5645
Intel Xeon Gold 6438Y+
We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Intel Xeon Gold 6438Y with 32 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages
Higher base frequency (2.4GHz vs 2GHz)
Lower TDP (80W vs 205W)
Intel Xeon Gold 6438Y 's Advantages
Released 12 years and 10 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5645
425
Intel Xeon Gold 6438Y +144%
1040
Geekbench 6 Multi Core
Intel Xeon E5645
3117
Intel Xeon Gold 6438Y +192%
9113
Intel Xeon E5645
VS
Intel Xeon Gold 6438Y

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 Gold (Sapphire Rapids-SP)

Package

1.17 billions
Transistor Count
-
32 nm
Manufacturing Process
10 nm
80 W
Power Consumption
205 W
-
Peak Operating Temperature
85 °C
Intel
Foundry
Intel
239 mm²
Die Size
-

CPU Performance

2.4 GHz
Performance Core Base Frequency
2 GHz
2.666 GHz
Performance Core Turbo Frequency
4 GHz
6
Total Core Count
32
12
Total Thread Count
64
133 MHz
Bus Frequency
100 MHz
18.0
Multiplier
20.0
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
60 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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