Intel Core Ultra 9 185H vs Intel Core Ultra 7 251HX
CPU Specs Compare
General Parameters
Release Date
Dec 2023
Apr 2026
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Meteor Lake
Arrow Lake
Processor Number
185H
251HX
Integrated Graphics
Arc Graphics (8-Cores)
Arc Graphics (4-Cores)
Generation
Ultra 9 (Meteor Lake)
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Package
Manufacturing Process
7 nm
3 nm
Socket
FCBGA-2049
FCBGA-2114
Power Consumption
35-65 W
45-55 W
Max Turbo Power Consumption
115 W
160 W
Peak Operating Temperature
110 °C
105 °C
Foundry
Intel
-
Package
FC-BGA
-
CPU Performance
Performance Cores
6
6
Performance Core Threads
12
6
Performance Core Base Frequency
2.3 GHz
2.9 GHz
Performance Core Turbo Frequency
5.1 GHz
5.1 GHz
Efficiency Cores
10
12
Efficiency Core Threads
10
12
Efficiency Core Base Frequency
1.8 GHz
2.5 GHz
Efficiency Core Turbo Frequency
3.8 GHz
4.5 GHz
Total Core Count
16
18
Total Thread Count
22
18
Bus Frequency
100 MHz
100 MHz
Multiplier
23
29
L1 Cache
112 K per core
192 K per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
24 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
SMP
1
-
Memory Parameters
Memory Types
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
DDR5-6400
Max Memory Size
96 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
120 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
2350 MHz
1800 MHz
Shader Units
1024
512
Texture Units
64
32
Raster Operation Units
32
16
Execution Units
128
64
Power Consumption
28
14
Max Resolution
7680x4320 - 60 Hz
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📊 Benchmark
Cinebench R23
1,809
-
Cinebench R23
18,426
-
Geekbench 6
2,445
2,940
Geekbench 5
1,902
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Geekbench 6
13,624
15,262
Geekbench 5
14,230
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Cinebench 2024
103
130
Cinebench 2024
1,046
1,761
Blender
319
-
Passmark CPU
3,707
-
Passmark CPU
29,424
-