Intel Core i5 1335U vs Intel Core Ultra 7 251HX
CPU Specs Compare
General Parameters
Release Date
Jan 2023
Apr 2026
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Raptor Lake
Arrow Lake
Processor Number
i5-1335U
251HX
Integrated Graphics
Iris Xe Graphics (80EU)
Arc Graphics (4-Cores)
Package
Manufacturing Process
10 nm
3 nm
Socket
BGA-1744
FCBGA-2114
Power Consumption
12-15 W
45-55 W
Max Turbo Power Consumption
55 W
160 W
Peak Operating Temperature
100°C
105 °C
CPU Performance
Performance Cores
2
6
Performance Core Threads
4
6
Performance Core Base Frequency
1.3 GHz
2.9 GHz
Performance Core Turbo Frequency
4.6 GHz
5.1 GHz
Efficiency Cores
8
12
Efficiency Core Threads
8
12
Efficiency Core Base Frequency
0.9 GHz
2.5 GHz
Efficiency Core Turbo Frequency
3.4 GHz
4.5 GHz
Total Core Count
10
18
Total Thread Count
12
18
Bus Frequency
100 MHz
100 MHz
Multiplier
13x
29
L1 Cache
80 K per core
192 K per core
L2 Cache
1280 K per core
2 MB per core
L3 Cache
12 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267
DDR5-6400
Max Memory Size
96 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
102.4 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1250 MHz
1800 MHz
Shader Units
640
512
Texture Units
40
32
Raster Operation Units
20
16
Execution Units
80
64
Power Consumption
15 W
14
📊 Benchmark
Cinebench R23
1,694
-
Cinebench R23
8,887
-
Geekbench 6
2,237
2,940
Geekbench 5
1,700
-
Geekbench 6
7,584
15,262
Geekbench 5
7,495
-
Blender
129
-
Passmark CPU
3,516
-
Passmark CPU
16,918
-
Cinebench 2024
-
130
Cinebench 2024
-
1,761