Home Comparison Intel Core i9 11900H vs AMD Ryzen 5 8645HS

Intel Core i9 11900H vs AMD Ryzen 5 8645HS

Intel Core i9 11900H
VS
AMD Ryzen 5 8645HS
Intel Core i9 11900H
AMD Ryzen 5 8645HS
We compared two laptop CPUs: Intel Core i9 11900H with 8 cores 2.1GHz and AMD Ryzen 5 8645HS with 6 cores 4.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 11900H 's Advantages
Larger L3 cache size (24MB vs 16MB)
Lower TDP (45W vs 54W)
AMD Ryzen 5 8645HS 's Advantages
Released 2 years and 7 months late
Better graphics card performance
Higher specification of memory (7500 vs 3200)
Larger memory bandwidth (89.6GB/s vs 51.2GB/s)
Higher base frequency (4.3GHz vs 2.5GHz)
More modern manufacturing process (4nm vs 10nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i9 11900H
1578
AMD Ryzen 5 8645HS +9%
1724
Cinebench R23 Multi Core
Intel Core i9 11900H
12038
AMD Ryzen 5 8645HS +8%
13058
Geekbench 6 Single Core
Intel Core i9 11900H
2106
AMD Ryzen 5 8645HS +16%
2455
Geekbench 6 Multi Core
Intel Core i9 11900H
7160
AMD Ryzen 5 8645HS +43%
10287
Blender
Intel Core i9 11900H
174
AMD Ryzen 5 8645HS +7%
187
Passmark CPU Single Core
Intel Core i9 11900H
3166
AMD Ryzen 5 8645HS +19%
3795
Passmark CPU Multi Core
Intel Core i9 11900H
21106
AMD Ryzen 5 8645HS +9%
23060
Intel Core i9 11900H
VS
AMD Ryzen 5 8645HS

General Parameters

May 2021
Release Date
Dec 2023
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Tiger Lake H45
Core Architecture
Zen 4 (Hawk Point)
i9-11900H
Processor Number
-
BGA-1787
Socket
FP8
UHD Graphics for 11th Gen (32 EU)
Integrated Graphics
Radeon 760M
-
Generation
Ryzen 5 (Zen 4 (Hawk Point))

Package

-
Transistor Count
25 billions
10 nm
Manufacturing Process
4 nm
35-45 W
Power Consumption
35-54 W
100 °C
Peak Operating Temperature
100°C
-
Foundry
TSMC
-
Die Size
178 mm²

CPU Performance

8
Performance Cores
6
16
Performance Core Threads
12
2.1-2.5 GHz
Performance Core Base Frequency
4.3 GHz
4.9 GHz
Performance Core Turbo Frequency
5 GHz
8
Total Core Count
6
16
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
21-25x
Multiplier
43x
96 K per core
L1 Cache
64 K per core
1280 K per core
L2 Cache
1 MB per core
24 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR4-3200
Memory Types
DDR5-5600, LPDDR5x-7500
128 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
51.2 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
350 MHz
GPU Base Frequency
800 MHz
1450 MHz
GPU Max Dynamic Frequency
2600 MHz
256
Shader Units
512
16
Texture Units
32
8
Raster Operation Units
16
32
Execution Units
8
15 W
Power Consumption
15 W
0.742 TFLOPS
Graphics Performance
2.66 TFLOPS

Miscellaneous

Intel Core i9 11900H
Official Website
AMD Ryzen 5 8645HS official page
4.0
PCIe Version
4.0
20
PCIe Lanes
20

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