Home Comparison Intel Xeon E5 2666 v3 vs Intel Xeon Gold 6438N

Intel Xeon E5 2666 v3 vs Intel Xeon Gold 6438N

Intel Xeon E5 2666 v3
VS
Intel Xeon Gold 6438N
Intel Xeon E5-2666 v3
Intel Xeon Gold 6438N
We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Intel Xeon Gold 6438N 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 E5 2666 v3 's Advantages
Higher base frequency (2.9GHz vs 2GHz)
Lower TDP (135W vs 205W)
Intel Xeon Gold 6438N 's Advantages
Released 8 years and 2 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 25MB)
More modern manufacturing process (10nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2666 v3
1046
Intel Xeon Gold 6438N +89%
1986
Geekbench 6 Multi Core
Intel Xeon E5 2666 v3 +6%
6173
Intel Xeon Gold 6438N
5800
Intel Xeon E5 2666 v3
VS
Intel Xeon Gold 6438N

General Parameters

Nov 2014
Release Date
Jan 2023
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Sapphire Rapids
Intel Socket 2011-3
Socket
Intel Socket 4677
N/A
Integrated Graphics
N/A
Xeon E5 (Haswell-EP)
Generation
Xeon Gold (Sapphire Rapids-SP)

Package

2.6 billions
Transistor Count
-
22 nm
Manufacturing Process
10 nm
135 W
Power Consumption
205 W
-
Peak Operating Temperature
85 °C
Intel
Foundry
Intel
356 mm²
Die Size
-

CPU Performance

2.9 GHz
Performance Core Base Frequency
2 GHz
3.5 GHz
Performance Core Turbo Frequency
3.6 GHz
10
Total Core Count
32
20
Total Thread Count
64
100 MHz
Bus Frequency
100 MHz
29.0
Multiplier
20.0
64 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
2 MB per core
25 MB shared
L3 Cache
60 MB
No
Unlocked Multiplier
No
2
SMP
2
-
AVX-512 FMA Ports
2

Memory Parameters

DDR4-2133,DDR3-2133
Memory Types
DDR5-4800
4
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
5
40
PCIe Lanes
80

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