Intel Xeon 656 vs Intel Xeon 674X
CPU Specs Compare
General Parameters
Release Date
Feb 2026
Feb 2026
Manufacturer
Intel
Intel
Type
Server
Server
Core Architecture
Granite Rapids
Granite Rapids
Integrated Graphics
N/A
N/A
Generation
Xeon 600 (Granite Rapids-WS)
Xeon 600 (Granite Rapids-WS)
Series
Intel Xeon 6 processors
-
Package
Manufacturing Process
5 nm
5 nm
Socket
Intel Socket 4710
Intel Socket 4710
Power Consumption
210 W
270 W
Peak Operating Temperature
98°C
99°C
Foundry
Intel
Intel
Die Size
2x598 mm²
2x598 mm²
I/O Process Size
10 nm
10 nm
I/O Die Size
2x 241
2x 241
Package
FC-LGA18N
FC-LGA18N
CPU Performance
Performance Cores
20
28
Performance Core Threads
40
56
Performance Core Base Frequency
2.9 GHz
3 GHz
Performance Core Turbo Frequency
4.8 GHz
4.9 GHz
Total Core Count
20
28
Total Thread Count
40
56
Bus Frequency
100 MHz
100 MHz
Multiplier
29.0
30.0
L1 Cache
112 KB per core
112 KB per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
72 MB shared
144 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-6400
DDR5-6400
Max Memory Size
4 TB
4 TB
Max Memory Channels
8
8
Max Memory Bandwidth
409.6 GB/s
409.6 GB/s
ECC Memory Support
Yes
Yes