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Dell Inspiron 16 5645: specs and configurations

Performance score

Ryzen 7 8840U · Radeon 740M fastest configuration
21.70

Dell Inspiron 16 5645 is a Dell laptop released Q1 2025. It comes in 2 configurations: CPUs Ryzen 7 8840U, Ryzen 5 8540U; graphics Radeon 740M. The fastest is Ryzen 7 8840U · Radeon 740M (score 21.7), the most basic Ryzen 5 8540U · Radeon 740M (18.29) — the gap between them is what the extra money buys.

A laptop's score is the average of its CPU and graphics scores by our calculation, not a benchmark. Graphics are counted at their power (TGP) in this very laptop: the same RTX 4070 at 60 W is slower than at 140 W.

FPS in 10 popular games

Resolution:
Graphics settings:
GameBase configuration: Ryzen 5 8540U · Radeon 740MTop configuration: Ryzen 7 8840U · Radeon 740M
Counter-Strike 230–4530–45
Fortnite30–4530–45
Grand Theft Auto V Enhanced11–1511–15
Cyberpunk 207712–1612–16
Rust10–1410–14
PUBG: BATTLEGROUNDS20–2720–27
Apex Legends23–3023–30
ELDEN RING13–1813–18
Red Dead Redemption 218–2418–24
Baldur's Gate 313–1813–18

Approximate, from the games' system requirements, ±15–20%; highlighted where the gap is 5% or more.

Real tests

What the test measures

Blender is a popular free 3D graphics program. The test makes the device render three ready-made 3D scenes (light, shadows, reflections) and counts how many render passes it finishes per minute. The higher the number, the faster the device handles heavy work: 3D, video editing, photo processing. On a CPU the test loads all cores at once, so it shows the chip's full power; on a graphics card it shows its compute strength.

CPU rendering (Blender)

Ryzen 7 8840U
149+16 %

faster than 49% of tested · runs: 2

faster than 41% of tested · runs: 1

GPU rendering (Blender)

faster than 5% of tested · runs: 5

Median of real test runs on users' computers. It does not show FPS in games. Data updated: 31.10.2026. For laptops: the typical result of this CPU and GPU across different laptops, not adjusted to this model's power limit.

Configurations (2)

ProcessorGraphics cardRAMStorageScreen sizeOverall score (0–100)
Ryzen 7 8840U Radeon 740M 16 GB 1 TB 16″, 60 Hz 21.70
Ryzen 5 8540U Radeon 740M 16 GB 1 TB 16″, 60 Hz 18.29

Overview

BrandDell
Release dateQ1 2025
Screen size16″
Resolution1920×1200
Refresh rate60 Hz
RAM16 GB
Storage1 TB
Battery54 Wh
Weight1.87 kg
ProcessorRyzen 7 8840U, Ryzen 5 8540U
Graphics cardRadeon 740M

Similar models

Preliminary data: specs are still being checked against the manufacturer's website.

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