Intel Core i7 7700 vs Intel Core Ultra 7 251HX
CPU Specs Compare
General Parameters
Release Date
Jan 2017
Apr 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Kaby Lake
Arrow Lake
Processor Number
i7-7700
251HX
Integrated Graphics
HD Graphics 630
Arc Graphics (4-Cores)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-1151
FCBGA-2114
Power Consumption
65 W
45-55 W
Peak Operating Temperature
100 °C
105 °C
Max Turbo Power Consumption
-
160 W
CPU Performance
Performance Cores
4
6
Performance Core Threads
8
6
Performance Core Base Frequency
3.6 GHz
2.9 GHz
Performance Core Turbo Frequency
4.2 GHz
5.1 GHz
Total Core Count
4
18
Total Thread Count
8
18
Bus Frequency
100 MHz
100 MHz
Multiplier
36
29
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
8 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
2.5 GHz
Efficiency Core Turbo Frequency
-
4.5 GHz
Memory Parameters
Memory Types
DDR4-2400,DDR3L-1600
DDR5-6400
Max Memory Size
64 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
35.76 GB/s
102.4 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
300 MHz
GPU Max Dynamic Frequency
1150 MHz
1800 MHz
Shader Units
192
512
Texture Units
24
32
Raster Operation Units
3
16
Execution Units
24
64
Power Consumption
15
14
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,089
-
Cinebench R23
5,443
-
Geekbench 6
1,473
2,940
Geekbench 5
1,087
-
Geekbench 6
4,837
15,262
Geekbench 5
4,163
-
Blender
90
-
Passmark CPU
2,450
-
Passmark CPU
8,637
-
Cinebench 2024
-
130
Cinebench 2024
-
1,761