Intel Core i7 1255U vs Intel Core i7 11390H
We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and Intel Core i7 11390H with 4 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 1255U 's Advantages
Released 8 months late
Higher specification of memory (5200 vs 4267)
Larger memory bandwidth (76.8GB/s vs 51.2GB/s)
Lower TDP (15W vs 35W)
Intel Core i7 11390H 's Advantages
Higher base frequency (3.4GHz vs 1.7GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 1255U
+6%
1701
Intel Core i7 11390H
1599
Cinebench R23 Multi Core
Intel Core i7 1255U
+29%
8233
Intel Core i7 11390H
6358
Geekbench 6 Single Core
Intel Core i7 1255U
+18%
2248
Intel Core i7 11390H
1895
Geekbench 6 Multi Core
Intel Core i7 1255U
+26%
7162
Intel Core i7 11390H
5672
Blender
Intel Core i7 1255U
+155%
125
Intel Core i7 11390H
49
Geekbench 5 Single Core
Intel Core i7 1255U
+6%
1628
Intel Core i7 11390H
1532
Geekbench 5 Multi Core
Intel Core i7 1255U
+65%
7372
Intel Core i7 11390H
4454
Passmark CPU Single Core
Intel Core i7 1255U
+12%
3308
Intel Core i7 11390H
2936
Passmark CPU Multi Core
Intel Core i7 1255U
+31%
13792
Intel Core i7 11390H
10486
General Parameters
Feb 2022
Release Date
Jun 2021
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Tiger Lake-H35
i7-1255U
Processor Number
i7-11390H
BGA-1744
Socket
BGA-1449
Iris Xe Graphics (96EU)
Integrated Graphics
Iris Xe Graphics G7 96EU
Package
10 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
28-35 W
55 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
100 °C
CPU Performance
2
Performance Cores
4
4
Performance Core Threads
8
1.7 GHz
Performance Core Base Frequency
2.9-3.4 GHz
4.7 GHz
Performance Core Turbo Frequency
5 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
-
1.2 GHz
Efficiency Core Base Frequency
-
3.5 GHz
Efficiency Core Turbo Frequency
-
10
Total Core Count
4
12
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
29-34x
80 K per core
L1 Cache
96 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
DDR4-3200, LPDDR4x-4267
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
51.2 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
1400 MHz
768
Shader Units
768
48
Texture Units
48
24
Raster Operation Units
24
96
Execution Units
96
15 W
Power Consumption
15 W
1.69 TFLOPS
Graphics Performance
1.69 TFLOPS
