Intel Core i3 1215U vs Intel Core Ultra 7 355
CPU Specs Compare
General Parameters
Release Date
Feb 2022
Jan 2026
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake-U
-
Processor Number
i3-1215U
355
Integrated Graphics
UHD Graphics (64EU)
Graphics 4 Xe3
Generation
-
Intel Core Ultra Series 3
Package
Manufacturing Process
10 nm
3 nm
Socket
BGA-1744
Custom
Power Consumption
15 W
15-25 W
Peak Operating Temperature
100 °C
100 °C
Max Turbo Power Consumption
-
55 W
CPU Performance
Performance Cores
2
4
Performance Core Base Frequency
1.2 GHz
2.3 GHz
Performance Core Turbo Frequency
4.4 GHz
4.7 GHz
Efficiency Cores
4
4
Total Core Count
6
8
Total Thread Count
8
8
Bus Frequency
100 MHz
100 MHz
Multiplier
12x
23
L1 Cache
80 K per core
-
L2 Cache
1280 K per core
-
L3 Cache
10 MB shared
12 MB shared
Unlocked Multiplier
No
No
Performance Core Threads
-
4
Efficiency Core Threads
-
4
Efficiency Core Base Frequency
-
1.7 GHz
Efficiency Core Turbo Frequency
-
3.5 GHz
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
LPDDR5X-7467,DDR5-6400
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
119.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1100 MHz
2500 MHz
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
4
Power Consumption
45 W
-
Max Resolution
-
7680 x 4320 @ 60Hz
📊 Benchmark
Cinebench R23
1,581
-
Cinebench R23
5,768
-
Geekbench 6
1,640
2,706
Geekbench 5
1,572
-
Geekbench 6
3,776
10,277
Geekbench 5
5,963
-
Blender
77
-
Passmark CPU
3,408
-
Passmark CPU
11,350
-