Home Comparison Intel Xeon Gold 6421N vs Intel Xeon E3 1275 v2

Intel Xeon Gold 6421N vs Intel Xeon E3 1275 v2

Intel Xeon Gold 6421N
VS
Intel Xeon E3 1275 v2
Intel Xeon Gold 6421N
Intel Xeon E3-1275 v2
We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and Intel Xeon E3 1275 v2 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 6421N 's Advantages
Released 10 years and 8 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 8MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E3 1275 v2 's Advantages
Higher base frequency (3.5GHz vs 1.8GHz)
Lower TDP (77W vs 185W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon Gold 6421N +237%
2104
Intel Xeon E3 1275 v2
624
Geekbench 6 Multi Core
Intel Xeon Gold 6421N +500%
12541
Intel Xeon E3 1275 v2
2088
Intel Xeon Gold 6421N
VS
Intel Xeon E3 1275 v2

General Parameters

Jan 2023
Release Date
May 2012
Intel
Manufacturer
Intel
Server
Type
Server
Sapphire Rapids
Core Architecture
Ivy Bridge
Intel Socket 4677
Socket
Intel Socket 1155
N/A
Integrated Graphics
Intel HD P4000
Xeon Gold (Sapphire Rapids-SP)
Generation
Xeon E3 (Ivy Bridge)

Package

-
Transistor Count
1.4 billions
10 nm
Manufacturing Process
22 nm
185 W
Power Consumption
77 W
85 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
-
Die Size
160 mm²

CPU Performance

1.8 GHz
Performance Core Base Frequency
3.5 GHz
3.6 GHz
Performance Core Turbo Frequency
3.9 GHz
32
Total Core Count
4
64
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
18.0
Multiplier
35.0
80 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
256 K per core
60 MB
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
1
SMP
1
2
AVX-512 FMA Ports
-

Memory Parameters

DDR5-4400
Memory Types
DDR3
8
Max Memory Channels
2
Yes
ECC Memory Support
Yes

Miscellaneous

5
PCIe Version
3
80
PCIe Lanes
16

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