Home Comparison AMD Ryzen Z1 vs AMD Ryzen 7 7840HS

AMD Ryzen Z1 vs AMD Ryzen 7 7840HS

AMD Ryzen Z1
VS
AMD Ryzen 7 7840HS
AMD Ryzen Z1
AMD Ryzen 7 7840HS
We compared two laptop CPUs: AMD Ryzen Z1 with 6 cores 3.2GHz and AMD Ryzen 7 7840HS with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen Z1 's Advantages
Lower TDP (30W vs 54W)
AMD Ryzen 7 7840HS 's Advantages
Better graphics card performance
Higher base frequency (3.8GHz vs 3.2GHz)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen Z1
1785
AMD Ryzen 7 7840HS
1768
Cinebench R23 Multi Core
AMD Ryzen Z1
9872
AMD Ryzen 7 7840HS +66%
16477
Geekbench 6 Single Core
AMD Ryzen Z1
2291
AMD Ryzen 7 7840HS +12%
2575
Geekbench 6 Multi Core
AMD Ryzen Z1
8878
AMD Ryzen 7 7840HS +36%
12085
AMD Ryzen Z1
VS
AMD Ryzen 7 7840HS

General Parameters

Apr 2023
Release Date
Apr 2023
AMD
Manufacturer
Amd
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Phoenix)
Core Architecture
Zen 4 (Phoenix)
FP7
Socket
FP8
Radeon 740M
Integrated Graphics
Radeon 780M

Package

25 billions
Transistor Count
25 billions
4 nm
Manufacturing Process
4 nm
9-30 W
Power Consumption
35-54 W
100°C
Peak Operating Temperature
100 °C

CPU Performance

6
Performance Cores
8
12
Performance Core Threads
16
3.2 GHz
Performance Core Base Frequency
3.8 GHz
4.9 GHz
Performance Core Turbo Frequency
5.1 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
32x
Multiplier
38
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
8 MB
16 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No

Memory Parameters

DDR5-5600, LPDDR5x-7500
Memory Types
DDR5-5600, LPDDR5x-7500
256 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
-
Max Memory Bandwidth
89.6 GB/s
Yes
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
true
800 MHz
GPU Base Frequency
800 MHz
2500 MHz
GPU Max Dynamic Frequency
2700 MHz
256
Shader Units
768
16
Texture Units
48
8
Raster Operation Units
32
4
Execution Units
12
15 W
Power Consumption
15
-
Max Resolution
7680x4320 - 60 Hz
1.28 TFLOPS
Graphics Performance
4.15 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen Z1
Official Website
AMD Ryzen 7 7840HS
4.0
PCIe Version
4.0
20
PCIe Lanes
20

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