Intel Core Ultra 7 355 vs Intel Xeon 656
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Feb 2026
Manufacturer
Intel
Intel
Type
Laptop
Server
Instruction Set
x86-64
-
Processor Number
355
-
Integrated Graphics
Graphics 4 Xe3
N/A
Generation
Intel Core Ultra Series 3
Xeon 600 (Granite Rapids-WS)
Core Architecture
-
Granite Rapids
Series
-
Intel Xeon 6 processors
Package
Manufacturing Process
3 nm
5 nm
Socket
Custom
Intel Socket 4710
Power Consumption
15-25 W
210 W
Max Turbo Power Consumption
55 W
-
Peak Operating Temperature
100 °C
98°C
Foundry
-
Intel
Die Size
-
2x598 mm²
I/O Process Size
-
10 nm
I/O Die Size
-
2x 241
Package
-
FC-LGA18N
CPU Performance
Performance Cores
4
20
Performance Core Threads
4
40
Performance Core Base Frequency
2.3 GHz
2.9 GHz
Performance Core Turbo Frequency
4.7 GHz
4.8 GHz
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
1.7 GHz
-
Efficiency Core Turbo Frequency
3.5 GHz
-
Total Core Count
8
20
Total Thread Count
8
40
Bus Frequency
100 MHz
100 MHz
Multiplier
23
29.0
L3 Cache
12 MB shared
72 MB shared
Unlocked Multiplier
No
Yes
L1 Cache
-
112 KB per core
L2 Cache
-
2 MB per core
SMP
-
1
Memory Parameters
Memory Types
LPDDR5X-7467,DDR5-6400
DDR5-6400
Max Memory Size
128 GB
4 TB
Max Memory Channels
2
8
Max Memory Bandwidth
119.5 GB/s
409.6 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Max Dynamic Frequency
2500 MHz
-
Execution Units
4
-
Max Resolution
7680 x 4320 @ 60Hz
-
📊 Benchmark
Geekbench 6
2,706
-
Geekbench 6
10,277
-