Intel Core i7 1255U vs Intel Core i5 1230U
We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and Intel Core i5 1230U with 10 cores 1.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 1255U Advantages
Better graphics card performance
Higher base frequency (1.7GHz vs 1.0GHz)
Intel Core i5 1230U Advantages
Higher specification of memory (5200 vs 5200)
Lower TDP (9W vs 15W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 1255U
+21%
1701
Intel Core i5 1230U
1399
Cinebench R23 Multi Core
Intel Core i7 1255U
+41%
8233
Intel Core i5 1230U
5817
Geekbench 6 Single Core
Intel Core i7 1255U
+21%
2248
Intel Core i5 1230U
1848
Geekbench 6 Multi Core
Intel Core i7 1255U
7162
Intel Core i5 1230U
7169
Geekbench 5 Single Core
Intel Core i7 1255U
+6%
1628
Intel Core i5 1230U
1525
Geekbench 5 Multi Core
Intel Core i7 1255U
+7%
7372
Intel Core i5 1230U
6842
Passmark CPU Single Core
Intel Core i7 1255U
+26%
3308
Intel Core i5 1230U
2622
Passmark CPU Multi Core
Intel Core i7 1255U
+28%
13792
Intel Core i5 1230U
10757
General Parameters
Feb 2022
Release Date
Feb 2022
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Alder Lake-U
i7-1255U
Processor Number
i5-1230U
BGA-1744
Socket
LGA-1700
Iris Xe Graphics (96EU)
Integrated Graphics
Iris Xe Graphics (80EU)
Package
10 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
9 W
55 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
100 °C
CPU Performance
2
Performance Cores
2
4
Performance Core Threads
-
1.7 GHz
Performance Core Base Frequency
1.0 GHz
4.7 GHz
Performance Core Turbo Frequency
4.4 GHz
8
Efficiency Cores
8
8
Efficiency Core Threads
-
1.2 GHz
Efficiency Core Base Frequency
-
3.5 GHz
Efficiency Core Turbo Frequency
-
10
Total Core Count
10
12
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
10x
80 K per core
L1 Cache
80 K per core
1280 K per core
L2 Cache
1280 K per core
12 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
LPDDR5-5200, LPDDR4x-4267
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1250 MHz
GPU Max Dynamic Frequency
850 MHz
768
Shader Units
640
48
Texture Units
40
24
Raster Operation Units
20
96
Execution Units
80
15 W
Power Consumption
15 W
1.69 TFLOPS
Graphics Performance
1.41 TFLOPS
