Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023 Comparison

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Dell G15 5535

15.6 inches | January 2023

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Lenovo Legion Slim 5 Gen 8 2023

16 inches | March 2023

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Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023 Comparison Overview

Dell G15 5535

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Lenovo Legion Slim 5...

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Dell G15 5535

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Lenovo Legion Slim 5...

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In this review, we will be comparing G15 5535 and Legion Slim 5 Gen 8 2023, two laptops from Dell and Lenovo. Dell G15 5535 was introduced to market in January 2023 and Lenovo Legion Slim 5 Gen 8 2023 was launched in March 2023. There is only 2 months difference between G15 5535 and Legion Slim 5 Gen 8 2023 so we are expecting this to be a fair comparison regarding age and technology level.

Click for Available Configurations of the Laptops

Here is a brief look at the main features of Dell G15 5535 and Lenovo Legion Slim 5 Gen 8 2023 before getting into our more detailed comparison.

Dell G15 5535 Key Specs

Launched in January 2023
15.6" IPS LCD, 16:9 Aspect Ratio Display
CPU: AMD Ryzen 5 7640HS
GPU: GeForce RTX 3050 Mobile 6GB
8GB Ram
357.26 x 274.52 x 26.95 mm (14.07 x 10.81 x 1.06 inches)
Weight: 2.81 kg (6.2 lbs)

Lenovo Legion Slim 5 Gen 8 2023 Key Specs

Launched in March 2023
16.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: AMD Ryzen 5 7640HS
GPU: GeForce RTX 3050 Mobile 6GB
8GB Ram
359.7 x 260.3 x 19.9-25.2 mm (14.16 x 10.25 x 0.78-0.99 inches)
Weight: 2.3 kg (5.07 lbs)

Let's read on the following sections in order to better understand in detail how G15 5535 and Legion Slim 5 Gen 8 2023 compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose Dell G15 5535 over Lenovo Legion Slim 5 Gen 8 2023

Side Bezel Thickness	5.9 mm vs 7.5 mm	1.6 mm thinner bezels
Number of USB-A Ports	3x USB 3.2 vs 2x USB 3.2	Connect more device at the same time

Reasons to choose Lenovo Legion Slim 5 Gen 8 2023 over Dell G15 5535

Weight	2.30 kg vs 2.81 kg	0.51 kg lighter
Screen-to-Body Ratio	~79.3% vs ~68.4%	Larger screen area ratio
Display Size	16 inches vs 15.6 inches	Larger Screen Estate
Refresh Rate	144 Hz vs 120 Hz	Smoother media experience
Screen PPI	142 ppi vs 141 ppi	More pixels per inch
Screen Opening Angle	180° vs 140°	More flexible screen
Screen Resolution	1920 x 1200 pixels vs 1920 x 1080 pixels	Higher pixel count screen
Max Brightness	300 nits vs 250 nits	Brighter Screen
USB Power Delivery	Yes vs No	Charges via USB-C type cable
Number of Microphones	2 vs 1	Better Sound capture
Webcam Resolution	1920 x 1080 vs 1280 x 720	Higher Resolution Camera
Number of USB-C Ports	2x USB 3.2 vs 1x USB 3.2	Connect more device at the same time
SD Card Reader	Yes vs No	Read & Write SD Cards with the built-in reader
Touchpad Size	12.0 x 7.5 cm vs 10.5 x 6.0 cm	Larger Touchpad Area
Avg. MSRP Price	$800-1200 vs $1200-1600	Lower Price (*may change depending on config, seller, location, and time)

Common Strengths of Lenovo Legion Slim 5 Gen 8 2023 and Dell G15 5535

Launch Dates	January 2023 vs March 2023	Both laptops are recent models
Screen Coating	Matte vs Matte	Less reflections on the screen
Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
Upgradable RAM	Yes vs Yes	Option to increase the RAM size
RAM Type	PCI-E Gen 4.0 (4x) vs PCI-E Gen 4.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
Wi-Fi Standard	v6 vs v6E	Fast and Reliable Wi-Fi Connections
Bluetooth Standard	v5.2 vs v5.2	Fast and Reliable Bluetooth Connections
HDMI Output	1x HDMI 2.1 vs 1x HDMI 2.1	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Ethernet RJ45 Port	Yes vs Yes	Fast connection to Network via ethernet cable
Numeric Pad	Yes vs Yes	Fast way to input numbers
Keyboard Backlight	Yes vs Yes	Easily see the keys under low light

Common Weaknesses of Lenovo Legion Slim 5 Gen 8 2023 and Dell G15 5535

Touchscreen Capability	No vs No	No Touchscreen Capability
HDR Support	No vs No	No HDR Support
Fingerprint Sensor	No vs No	No fingerprint login feature

Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Dell G15 5535 and the Lenovo Legion Slim 5 Gen 8 2023.

Physical Specs
Weight	2.81 kg (6.2 lbs)	2.3 kg (5.07 lbs)
Surface Area	981 cm2 (152.1 inches2)	936 cm2 (145.1 inches2)
Screen to Surface Ratio	~68.4%	~79.3%
Side Bezel Thickness	~5.9 mm	~7.5 mm
Weight per Inch of Screen	0.18 kg/inch	0.14 kg/inch
	0.396 lbs/inch	0.308 lbs/inch
Colors	Black	Gray
Cover Opening Angle	140Â°	180Â°

Comparison of the Dell G15 5535 and the Lenovo Legion Slim 5 Gen 8 2023 External Dimensions

Weight

G15 5535 weighs 2.81 kg (6.2 lbs), whereas the Legion Slim 5 Gen 8 2023 weighs 2.3 kg (5.07 lbs). There is a notable difference in weight between these two laptops. However, it's important to consider that comparing their weights directly may not provide a complete picture since they also have different display sizes.

Weight Comparison

Dell G15 5535

Avg: 15.0-15.9"

Lenovo Legion Slim 5 Gen 8 2023

Avg: 16.0-16.9"

Thickness Comparison

Dell G15 5535

Avg: 15.0-15.9"

Lenovo Legion Slim 5 Gen 8 2023

Avg: 16.0-16.9"

Another value that we use for comparing the weights of the laptops is the Weight per Inch of Screen, which is calculated by dividing the total weight of the model with its usable diagonal screen size. This value for the Dell G15 5535 is 0.18 kg/inch.In comparison, this value for the Lenovo Legion Slim 5 Gen 8 2023 is 0.14 kg/inch.Here are some of the best performing laptops in this area:

Microsoft Surface Go 4: 0.05 kg/inch
LG Gram SuperSlim 15.6 2023: 0.06 kg/inch
Asus ProArt PZ13 HT5306: 0.06 kg/inch
Asus Zenbook A14 UX3407: 0.06 kg/inch
Microsoft Surface Pro 12: 0.06 kg/inch
Dell Latitude 7330: 0.07 kg/inch
Lenovo ThinkPad X1 Nano Gen 2: 0.07 kg/inch
LG Gram 14 2022: 0.07 kg/inch

Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	AMD Ryzen 5 7640HS AMD Ryzen 7 7840HS	AMD Ryzen 5 7640HS AMD Ryzen 7 7840HS
Base Frequency	4.3 GHz	4.3 GHz
Turbo Frequency	5 GHz	5 GHz
Number of Cores	6	6
Number of Threads	12	12
L3 Cache	16 MB	16 MB
Integrated GPU	Radeon 760M	Radeon 760M
CPU Fabrication Process	4 nm	4 nm
Geekbench 5 (Single)	1861	1861
Geekbench 5 (Multi)	10224	10224
Cinebench 23 (Single)	1669	1669
Cinebench 23 (Multi)	14048	14048

Above you can see the CPU options and the CineBench and GeekBench test scores for both laptops, which gives an idea about what kind of performance difference you may experience between the Dell G15 5535 and Lenovo Legion Slim 5 Gen 8 2023.

You may also read reviews of latest laptops with the same CPU ( AMD Ryzen 5 7640HS ) and compare them:

GPU Comparison

GPU Model	GeForce RTX 3050 Mobile 6GB GeForce RTX 4050 Mobile 6GB GeForce RTX 4060 Mobile 8GB GeForce RTX 4070 Mobile 8GB	GeForce RTX 3050 Mobile 6GB GeForce RTX 4050 Mobile 6GB GeForce RTX 4060 Mobile 8GB GeForce RTX 4070 Mobile 8GB
Base Clock Frequency	1530 MHz	1530 MHz
Boost CLock Frequency	1740 MHz	1740 MHz
TGP (Total Graphics Power)	95 W	95 W
Nvidia Optimus	Yes, Advanced Optimus	MUX
Type	Dedicated	Dedicated
FLOPS	7.12 TFLOPS	7.12 TFLOPS
Memory Size	6 GB	6 GB
Memory Type	GDDR6	GDDR6
Memory Bus	128 bit	128 bit
Memory Speed	12 Gbps	12 Gbps
Shading Units Cores	2048	2048
TMUs	64	64
ROPs	40	40

GPU is as critical as the CPU for graphic heavy applications and the table above gives a picture of how the two GPU compares. FLOPS is a measure of a GPU's performance based on the number of floating-point arithmetic calculations that the processor can perform within a second. Dell G15 5535 has a FLOPS value of 7.12 TFLOPS whereas the Lenovo Legion Slim 5 Gen 8 2023 ' has a FLOPS value of 7.12 TFLOPS.

RAM Comparison

RAM	8GB 16GB 32GB	8GB 16GB 32GB
Memory Bus	1x8 GB	1x8 GB
RAM Clock	5600 MHz	5600 MHz
RAM Type	DDR5	DDR5
Upgradable	Yes	Yes
Max RAM Size	32 GB	32 GB
Total Slots	2	2
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 4.0 (4x)

Both laptops, the G15 5535 and the Legion Slim 5 Gen 8 2023, come with similar RAM capacities of 8 GB, providing comparable performance in memory-intensive tasks.

LOCAL LLM Compatibility Evaluation

This quick guide shows what types of large language models (LLMs) each of these laptops could support, based on their respective hardware specifications. It's meant to help you compare their suitability for running AI models locally.

LLM Category	Dell G15 5535	Lenovo Legion Slim 5 Gen 8 (2023)
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✔ Run smoothly.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✖ Not supported.	✖ Not supported.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	✖ Not supported.	✖ Not supported.
Extra-Large Models(65B+):Examples: LLaMA2-70B, Qwen1.5-72B	✖ Not supported on most systems. Requires high-end GPU or advanced setup.	✖ Not supported on most systems. Requires high-end GPU or advanced setup.

Note: Optimized (e.g., 4-bit) models may run on limited hardware. Performance depends on runtime and setup.

📌 MoE Models: Some models like Mixtral 8x7B and Qwen3-30B-A3B use a Mixture of Experts (MoE) design, activating only part of the model during inference. This means they can often run efficiently on laptops with 12–16 GB of VRAM when quantized.

BATTERY

BATTERY	56 Wh 86 Wh	60 Wh 80 Wh
Battery Type	Li-Ion	Li-Po
Replaceable	No	No
Fast Charging	Yes	Yes
USB Power Delivery	No	Yes
Charging Port Position	Bottom	Left, Bottom
Charge Power	240 / 330 W	170 / 230 W
Voltage	11.4 V
Cable Length	1 meters

On the other hand, the Legion Slim 5 Gen 8 2023 features a higher battery capacity of 60 Wh, delivering longer usage time compared to the G15 5535's 56 Wh.

Battery Comparison

Dell G15 5535

Avg: 15.0-15.9"

Lenovo Legion Slim 5 Gen 8 2023

Avg: 16.0-16.9"

STORAGE
With a larger storage capacity up to 4 TB, the G15 5535 provides more space for storing files and applications compared to the Legion Slim 5 Gen 8 2023's max. storage capacity of 2 TB.

Storage Options	256 GB, 512 GB, 1 TB, 2 TB, 4 TB	512 GB, 1 TB, 2 TB
Upgradable	Yes	Yes
Total Slots	2	2
Storage type	SSD (M2)	SSD (M2)
NVMe	Yes	Yes

If your budget allows, we recommend opting for the largest possible disk size, considering the potential increase in storage capacity needs in the future. However, please keep in mind the question 'What will the laptop be used for?' when making this decision. Of course, you can later upgrade the hard disk capacity by getting a larger disk. However, if your laptop has only one disk slot, it may not be as straightforward as a RAM upgrade, where you simply add or replace a module, as moving or cloning files to a new disk may be necessary.

Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023: Display Comparison

The display is an essential aspect to consider when comparing the Dell G15 5535 and Lenovo Legion Slim 5 Gen 8 2023 since its is the component that you interact the most and significantly impact the experience.

Screen Area and Dimensions

Now let's look at the comparison of the actual display areas of both laptops below, keeping the bezels around the screens out of the equation. G15 5535 has a display size of 15.6".On the other hand, Legion Slim 5 Gen 8 2023 has a larger16.0" display.The total usable screen area of the G15 5535 is 670cm² / 104inch² whereas the Legion Slim 5 Gen 8 2023's total usable screen area is 742cm² / 115inch².

PPI (Pixels per Inch)
Additionally, the Legion Slim 5 Gen 8 2023 features a higher pixel density with 142 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

Dell G15 5535

Avg: 15.0-15.9"

Lenovo Legion Slim 5 Gen 8 2023

Avg: 16.0-16.9"

Refresh Rate
The Legion Slim 5 Gen 8 2023 offers a higher refresh rate of 144 Hz, resulting in smoother motion and improved visual experience.

Brightness
The Legion Slim 5 Gen 8 2023 offers a higher maximum brightness of 300 nits, delivering a brighter screen.

Brightness Comparison

Dell G15 5535

Avg: 15.0-15.9"

Lenovo Legion Slim 5 Gen 8 2023

Avg: 16.0-16.9"

Dell G15 5535 vs Lenovo Legion Slim 5 Gen 8 2023 Connectivity Comparison

In terms of connectivity,

Wifi
Legion Slim 5 Gen 8 2023 features a more advanced Wi-Fi standard v6E, providing faster and more reliable wireless connections compared to G15 5535 (v6).

Below, you'll find a Wi-Fi Versions Table, along with their release dates and speeds, to provide a brief overview of its development.

Wi-Fi Versions and Speeds

Standard	Speed	Release Date	Network	Frequency Bands (GHz)
Wi-Fi 7	up to 40 Gbps (5 GB/s)	2023	802.11be	2.4, 5, 6
Wi-Fi 6E	up to 9.6 Gbps (1.2 GB/s)	2020	802.11ax	2.4, 5, 6
Wi-Fi 6	up to 9.6 Gbps (1.2 GB/s)	2019	802.11ax	2.4, 5
Wi-Fi 5	up to 6.93 Gbps (866.25 MB/s)	2014	802.11ac	2.4, 5
Wi-Fi 4	up to 600 Mbps (75 MB/s)	2009	802.11n	2.4, 5

* Please note that the provided transfer rates are maximum theoretical values, and real-life performance may vary based on environmental factors.

USB
Both G15 5535 and Legion Slim 5 Gen 8 2023 have USB-A ports. G15 5535 has 3x USB 3.2 USB-A ports, while Legion Slim 5 Gen 8 2023 has 2x USB 3.2 USB-A ports.
Both G15 5535 and Legion Slim 5 Gen 8 2023 have USB Type-C ports. G15 5535 has 1x USB 3.2 USB Type-C ports, while Legion Slim 5 Gen 8 2023 has 2x USB 3.2 USB Type-C ports.

Below, you'll find a table of USB ports, along with their release dates and speeds.
To mitigate the confusion caused by generation names, the USB Implementers Forum (USB-IF) suggests using marketing names like USB 5Gbps, USB 10Gbps, and so forth, based on their respective transfer rates.

USB Type and Speeds

USB Type	Version	Speed	Date	Other Features/Explanations
USB4	Gen 4 (2.0)	80 Gbps	2022	Also known as USB 80Gbps
USB4	Gen 3×2	40 Gbps	2019	Also known as USB 40Gbps
USB 3.2	3.2 Gen 2x2	20 Gbps	2019	Double the data transfer rates of Gen 2
USB 3.2	3.2 Gen 2	10 Gbps	2017	Previously known as USB 3.1
USB 3.2	3.2 Gen 1	5 Gbps	2017	Previously known as USB 3.0
USB 3.1	3.1 Gen 2	10 Gbps	2013	Faster data transfer rates
USB 3.0	3.1 Gen 1	5 Gbps	2010	SuperSpeed USB, improved data transfer rates
USB 2.0	2.0	480 Mbps	2000	High-speed data transfer
USB 1.0	1.0	1.5 Mbps	1996	Original USB standard

Thunderbolt
Neither G15 5535 nor Legion Slim 5 Gen 8 2023 has Thunderbolt port.

HDMI
Both G15 5535 and Legion Slim 5 Gen 8 2023 feature an HDMI port (1x HDMI 2.1) for connecting to external monitors.

Below, you'll find a comparison table detailing different HDMI versions, including their bandwidth, color depth, maximum resolution, and release dates. This information can be helpful in understanding the capabilities of each HDMI version and choosing the most suitable one for your needs.

HDMI Comparison Table

HDMI Version	Maximum Resolution	Bandwidth (Gbps)	Color Depth (bits)	Release Date
HDMI 2.1-2.1b	7680 x 4320 *(8K)* @ 60p 3840 x 2160 *(4K)* @ 120p	48.0	48	2017
HDMI 2.0-2.0b	3840 x 2160 *(4K)* @ 60p	18.0	48	2013
HDMI 1.4-1.4b	3840 x 2160 *(4K)* @ 30p	10.2	48	2009
HDMI 1.3-1.3a	2560 x 1440 @ 60p	10.2	48	2006
HDMI 1.0-1.2a	1920 x 1200 @ 60p	4.95	24	2002

* Please note that the provided resolution values represent the maximum supported resolution, and actual display quality may depend on other factors such as source content and connected devices.

SD Card Reader
Legion Slim 5 Gen 8 2023 is equipped with an SD Card Reader for easy access to memory cards. G15 5535 does not have an SD Card Reader.

Audio Jack
Both G15 5535 and Legion Slim 5 Gen 8 2023 are equipped with a 3.5mm Audio Jack, providing seamless connection to headphones and speakers.

To summarize the connectivity and ports details, please refer to the table below to see them listed.

Connectivity and Ports
WiFi Standard (latest: v7)	v6	v6E
Bluetooth (latest: v5.4)	v5.2	v5.2
USB-A (latest: 3.2)	3x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	1x USB 3.2	2x USB 3.2
Thunderbolt (latest: 5)	No	No
HDMI (latest: 2.1)	1x HDMI 2.1	1x HDMI 2.1
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	No	No
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	Yes	Yes
SD CardReader	No	Yes
Proprietary Charging Port	Yes	Yes