Intel Xeon E7 8880 v3 vs Xeon 6556P B
We compared two server CPUs: Intel Xeon E7 8880 v3 with 18 cores 2.3GHz and Xeon 6556P B with 36 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E7 8880 v3 's Advantages
Lower TDP (150W vs 215W)
Xeon 6556P B 's Advantages
Released 9 years and 8 months late
Higher specification of memory (6400 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (144MB vs 45MB)
More modern manufacturing process (5nm vs 22nm)
Score
General Parameters
Jun 2015
Release Date
Feb 2025
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EX
Core Architecture
Granite Rapids
Intel Socket 2011-3
Socket
Intel BGA 4368
N/A
Integrated Graphics
N/A
Xeon E7 (Haswell-EX)
Generation
Xeon 6 (Granite Rapids-D)
Package
1.4 billions
Transistor Count
-
22 nm
Manufacturing Process
5 nm
150 W
Power Consumption
215 W
77 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
160 mm²
Die Size
598 mm²
-
I/O Process Size
10 nm
CPU Performance
2.3 GHz
Performance Core Base Frequency
2.3 GHz
3.1 GHz
Performance Core Turbo Frequency
3.5 GHz
18
Total Core Count
36
36
Total Thread Count
72
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
23.0
64 K per core
L1 Cache
112 KB per core
256 K per core
L2 Cache
2 MB per core
45 MB shared
L3 Cache
144 MB shared
No
Unlocked Multiplier
No
8
SMP
2
-
AVX-512 FMA Ports
2
Memory Parameters
DDR3,DDR4-1866
Memory Types
DDR5-6400
-
Max Memory Size
1.13 TB
2
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
5
32
PCIe Lanes
32
