Intel Core Ultra 7 251HX vs Intel Core i5 9600K
CPU · Specs Compare
General Parameters
Release Date
Apr 2026
Oct 2018
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Coffee Lake
Processor Number
251HX
i5-9600K
Integrated Graphics
Arc Graphics (4-Cores)
UHD Graphics 630
Package
Manufacturing Process
3 nm
14 nm
Socket
FCBGA-2114
LGA-1151
Power Consumption
45-55 W
95 W
Max Turbo Power Consumption
160 W
—
Peak Operating Temperature
105 °C
100 °C
CPU Performance
Performance Cores
6
6
Performance Core Threads
6
6
Performance Core Base Frequency
2.9 GHz
3.7 GHz
Performance Core Turbo Frequency
5.1 GHz
4.6 GHz
Efficiency Cores
12
—
Efficiency Core Threads
12
—
Efficiency Core Base Frequency
2.5 GHz
—
Efficiency Core Turbo Frequency
4.5 GHz
—
Total Core Count
18
6
Total Thread Count
18
6
Bus Frequency
100 MHz
100 MHz
Multiplier
29
37x
L1 Cache
192 K per core
64 K per core
L2 Cache
2 MB per core
256 K per core
L3 Cache
30 MB shared
9 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-6400
DDR4-2666
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
41.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
350 MHz
GPU Max Dynamic Frequency
1800 MHz
1150 MHz
Shader Units
512
192
Texture Units
32
24
Raster Operation Units
16
3
Execution Units
64
24
Power Consumption
14
15 W
Max Resolution
—
4096x2304 - 60 Hz
Miscellaneous
PCIe Version
5.0
3.0
PCIe Lanes
24
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Geekbench 6
2,940
1,566
Geekbench 6
15,262
6,338
Cinebench 2024
130
—
Cinebench 2024
1,761
—
Cinebench R23
—
1,185
Cinebench R23
—
6,590
Geekbench 5
—
1,198
Geekbench 5
—
5,650
Blender
—
122
Passmark CPU
—
2,738
Passmark CPU
—
10,716
▲ Specs Compare
Data sourced from official specifications and benchmark tests.