Intel Xeon E3 1125C vs Xeon 6520P
We compared two server CPUs: Intel Xeon E3 1125C with 4 cores 2GHz and Xeon 6520P with 24 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E3 1125C 's Advantages
Lower TDP (40W vs 210W)
Xeon 6520P 's Advantages
Released 12 years and 9 months late
Higher specification of memory (6400 vs 3)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (144MB vs 8MB)
More modern manufacturing process (5nm vs 32nm)
Score
General Parameters
May 2012
Release Date
Feb 2025
Intel
Manufacturer
Intel
Server
Type
Server
Gladden
Core Architecture
Granite Rapids
Intel BGA 1283
Socket
Intel Socket 4710
N/A
Integrated Graphics
N/A
Xeon E3 (Gladden)
Generation
Xeon 6 (Granite Rapids-SP)
Package
1.16 billions
Transistor Count
-
32 nm
Manufacturing Process
5 nm
40 W
Power Consumption
210 W
-
Peak Operating Temperature
95°C
Intel
Foundry
Intel
216 mm²
Die Size
598 mm²
-
I/O Process Size
10 nm
-
I/O Die Size
2x 241
CPU Performance
2 GHz
Performance Core Base Frequency
2.4 GHz
0
Performance Core Turbo Frequency
4 GHz
4
Total Core Count
24
4
Total Thread Count
48
100 MHz
Bus Frequency
100 MHz
20.0
Multiplier
24.0
64 K per core
L1 Cache
112 KB per core
256 K per core
L2 Cache
2 MB per core
8 MB shared
L3 Cache
144 MB shared
No
Unlocked Multiplier
No
1
SMP
2
-
AVX-512 FMA Ports
2
Memory Parameters
DDR3
Memory Types
DDR5-6400
-
Max Memory Size
4 TB
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
-
PCIe Version
5
-
PCIe Lanes
88
