Intel Core Ultra 7 155H vs AMD Ryzen 7 7840U
We compared two laptop CPUs: Intel Core Ultra 7 155H with 16 cores 1.4GHz and AMD Ryzen 7 7840U with 8 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 155H Advantages
Released 7 months late
Better graphics card performance
Larger memory bandwidth (120GB/s vs 89.6GB/s)
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (24MB vs 16MB)
AMD Ryzen 7 7840U Advantages
Higher specification of memory (7500 vs 7467)
Higher base frequency (3.3GHz vs 1.4GHz)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (30W vs 65W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 155H
+2%
1796
AMD Ryzen 7 7840U
1745
Cinebench R23 Multi Core
Intel Core Ultra 7 155H
+17%
15052
AMD Ryzen 7 7840U
12789
Geekbench 6 Single Core
Intel Core Ultra 7 155H
2419
AMD Ryzen 7 7840U
+2%
2480
Geekbench 6 Multi Core
Intel Core Ultra 7 155H
+8%
12505
AMD Ryzen 7 7840U
11518
Cinebench 2024 Multi Core
Intel Core Ultra 7 155H
+11%
802
AMD Ryzen 7 7840U
722
Blender
Intel Core Ultra 7 155H
+16%
265
AMD Ryzen 7 7840U
227
Passmark CPU Single Core
Intel Core Ultra 7 155H
3490
AMD Ryzen 7 7840U
+2%
3593
Passmark CPU Multi Core
Intel Core Ultra 7 155H
24927
AMD Ryzen 7 7840U
24968
General Parameters
Dec 2023
Release Date
May 2023
Intel
Manufacturer
Amd
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Meteor Lake
Core Architecture
Zen 4 (Phoenix)
155H
Processor Number
-
FCBGA-2049
Socket
FP8
Arc Graphics (8-Cores)
Integrated Graphics
Radeon 780M
Ultra 7 (Meteor Lake)
Generation
-
Package
-
Transistor Count
25 billions
7 nm
Manufacturing Process
4 nm
20-65 W
Power Consumption
15-30 W
115 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
100 °C
Intel
Foundry
-
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
1.4 GHz
Performance Core Base Frequency
3.3 GHz
4.8 GHz
Performance Core Turbo Frequency
5.1 GHz
10
Efficiency Cores
-
10
Efficiency Core Threads
-
0.9 GHz
Efficiency Core Base Frequency
-
3.8 GHz
Efficiency Core Turbo Frequency
-
16
Total Core Count
8
22
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
14
Multiplier
33
112 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
8 MB
24 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No
1
SMP
-
Memory Parameters
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Memory Types
DDR5-5600, LPDDR5x-7500
96 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
120 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
800 MHz
2250 MHz
GPU Max Dynamic Frequency
2700 MHz
1024
Shader Units
768
64
Texture Units
48
32
Raster Operation Units
32
128
Execution Units
12
28
Power Consumption
15 W
7680x4320 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
4.6 TFLOPS
Graphics Performance
4.15 TFLOPS
AI Accelerator
-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS
