Intel Xeon 656 vs Intel Xeon 6776P-B
CPU · Specs Compare
General Parameters
Release Date
Feb 2026
Dec 2025
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 6 (Granite Rapids-D)
Series
Intel Xeon 6 processors
—
Package
Manufacturing Process
5 nm
5 nm
Socket
Intel Socket 4710
Intel BGA 5026
Power Consumption
210 W
325 W
Peak Operating Temperature
98°C
—
Foundry
Intel
Intel
Die Size
2x598 mm²
2x598 mm²
I/O Process Size
10 nm
10 nm
I/O Die Size
2x 241
—
Package
FC-LGA18N
FC-BGA18N
CPU Performance
Performance Cores
20
—
Performance Core Threads
40
—
Performance Core Base Frequency
2.9 GHz
2.3 GHz
Performance Core Turbo Frequency
4.8 GHz
3.5 GHz
Total Core Count
20
72
Total Thread Count
40
144
Bus Frequency
100 MHz
100 MHz
Multiplier
29.0
23.0
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
288 MB shared
Unlocked Multiplier
Yes
No
SMP
1
1
Memory Parameters
Memory Types
DDR5-6400
DDR5-6400
Max Memory Size
4 TB
2.25 TB
Max Memory Channels
8
8
Max Memory Bandwidth
409.6 GB/s
—
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
5
5
PCIe Lanes
128
32
▲ Specs Compare
Data sourced from official specifications and benchmark tests.