Intel Xeon 6377P vs Intel Xeon 634
CPU Specs Compare
General Parameters
Release Date
May 2026
Feb 2026
Manufacturer
Intel
Intel
Type
Server
Server
Core Architecture
Raptor Lake-R
Granite Rapids
Integrated Graphics
N/A
N/A
Generation
Xeon 6 (Raptor Lake Refresh)
Xeon 600 (Granite Rapids-WS)
Package
Manufacturing Process
10 nm
5 nm
Socket
Intel Socket 1700
Intel Socket 4710
Power Consumption
95 W
150 W
Peak Operating Temperature
100°C
87°C
Foundry
Intel
Intel
Die Size
257 mm²
598 mm²
Package
FC-LGA16A
FC-LGA18N
I/O Process Size
-
10 nm
I/O Die Size
-
2x 241
CPU Performance
Performance Core Base Frequency
3.1 GHz
2.7 GHz
Performance Core Turbo Frequency
5.7 GHz
4.6 GHz
Total Core Count
12
12
Total Thread Count
24
24
Bus Frequency
100 MHz
100 MHz
Multiplier
31.0
27.0
L1 Cache
80 KB per core
112 KB per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
36 MB shared
48 MB shared
Unlocked Multiplier
No
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-4800
DDR5-6400
Max Memory Channels
2
4
Max Memory Bandwidth
76.8 GB/s
-
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
5
5
PCIe Lanes
16
80