Home Comparison AMD Ryzen 9 7940HS vs Intel Core i7 8557U

AMD Ryzen 9 7940HS vs Intel Core i7 8557U

AMD Ryzen 9 7940HS
VS
Intel Core i7 8557U
AMD Ryzen 9 7940HS
Intel Core i7 8557U
We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz and Intel Core i7 8557U with 4 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7940HS 's Advantages
Released 3 years and 9 months late
Better graphics card performance
Higher specification of memory (7500 vs 2400)
Larger memory bandwidth (89.6GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (4.0GHz vs 1.7GHz)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (4nm vs 14nm)
Intel Core i7 8557U 's Advantages
Lower TDP (15W vs 54W)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 9 7940HS +52%
1804
Intel Core i7 8557U
1180
Cinebench R23 Multi Core
AMD Ryzen 9 7940HS +244%
15820
Intel Core i7 8557U
4595
Geekbench 6 Single Core
AMD Ryzen 9 7940HS +186%
2534
Intel Core i7 8557U
884
Geekbench 6 Multi Core
AMD Ryzen 9 7940HS +299%
12852
Intel Core i7 8557U
3216
Blender
AMD Ryzen 9 7940HS +450%
286
Intel Core i7 8557U
52
Geekbench 5 Single Core
AMD Ryzen 9 7940HS +94%
2010
Intel Core i7 8557U
1031
Geekbench 5 Multi Core
AMD Ryzen 9 7940HS +214%
12376
Intel Core i7 8557U
3935
Passmark CPU Single Core
AMD Ryzen 9 7940HS +55%
3910
Intel Core i7 8557U
2510
Passmark CPU Multi Core
AMD Ryzen 9 7940HS +287%
30545
Intel Core i7 8557U
7875
AMD Ryzen 9 7940HS
VS
Intel Core i7 8557U

General Parameters

Apr 2023
Release Date
Jul 2019
AMD
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Phoenix)
Core Architecture
Coffee Lake
-
Processor Number
i7-8557U
FP8
Socket
BGA-1528
Radeon 780M
Integrated Graphics
Iris Plus Graphics 645

Package

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

CPU Performance

8
Performance Cores
4
16
Performance Core Threads
8
4.0 GHz
Performance Core Base Frequency
1.7 GHz
5.2 GHz
Performance Core Turbo Frequency
4.5 GHz
8
Total Core Count
4
16
Total Thread Count
8
100 MHz
Bus Frequency
-
40x
Multiplier
17x
64 K per core
L1 Cache
32 K per core
8 MB
L2 Cache
256 K per core
16 MB
L3 Cache
8 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR5-5600, LPDDR5x-7500
Memory Types
DDR4-2400, LPDDR3-2133
256 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
800 MHz
GPU Base Frequency
300 MHz
2800 MHz
GPU Max Dynamic Frequency
1150 MHz
768
Shader Units
384
48
Texture Units
48
32
Raster Operation Units
6
12
Execution Units
48
15
Power Consumption
15 W
7680x4320 - 60 Hz
Max Resolution
4096x2304 - 60 Hz
8.12 TFLOPS
Graphics Performance
0.81 TFLOPS

AI Accelerator

AMD Ryzen™ AI
NPU
-
10 TOPS
Theoretical performance
-

Miscellaneous

AMD Ryzen 9 7940HS
Official Website
Intel Core i7 8557U
4.0
PCIe Version
3.0
20
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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