AMD Radeon 840M vs Apple A18 Pro GPU

We compared two integrated laptop GPUs: the Radeon 840M with 4 pipelines and 256 shaders against the 4 months older Apple A18 Pro GPU that utilizes 128 pipelines and 768 shaders. Here you will find complete details about specs, efficiency, performance tests, and more.

Review

General comparison of performance in games, applications, power efficiency, and other metrics
Gaming
Performance in DirectX, OpenCL, and Vulkan games
Workstation
Perf. in 3D modeling, video editing and rendering apps
AI/ML
Capabilities for machine learning and AI-related tasks
Energy Efficiency
Power consumption efficiency in different scenarios
NanoReview Final Score
Overall video card score

Key differences

Key distinctions and advantages of A18 Pro GPU over Radeon 840M
Reasons to consider the Apple A18 Pro GPU
  • Performs better (up to 36%) in 3DMark Steel Nomad Lite
  • 53% higher maximum theoretical performance (2.3 vs 1.5 TFLOPS)
  • Manufactured using a more efficient 3 nm process technology
  • Achieves 2.2x more points in the GeekBench 6 Compute test (31K vs 14K)
  • Has 3x more shading units (768 vs 256)

Gaming Performance

Frame rate comparison across popular AAA titles at different resolutions

Games

FPS Table
Forza Horizon 5
25
14
12
-
-
The Witcher 3
11
12
-
-
-
Counter-Strike 2
27
20
14
-
-
Far Cry 6
21
17
12
-
-
Hogwarts Legacy
11
-
-
-
-
CoD: Modern Warfare III
22
19
14
9
-
Ghost of Tsushima
13
10
-
-
-
Cyberpunk 2077
10
10
-
-
-
Shadow of the Tomb Raider
16
18
11
-
-
Average FPS by Resolution
1080p High 17 -
1080p Ultra 14 -
1440p Ultra 10 -
4K Ultra - -
Margin of Error High Low

Benchmarks

Graphics cards’ performance in recent benchmarking apps

3D Mark

Multiplatform graphics benchmark suite that directly correlates with performance in modern games
Steel Nomad Lite Score
1792
Time Spy 1699 -
Solar Bay 6960 7374
Port Royal 553 -
Fire Strike 5303 -
Wild Life Extreme 2671 3947
Night Raid 22563 -
Sources: 3DMark [1], [2]

GeekBench 6 GPU Compute

GPU test for computational tasks (image processing, photography, computer vision, and ML)
GB6 Compute Score
14025
A18 Pro GPU +123%
31229
Background Blur 31.8 img/sec 57.1 img/sec
Face Detection 16.8 img/sec 91.4 img/sec
Horizon Detection 0.46 Gpixels/sec 0.92 Gpixels/sec
Edge Detection 0.58 Gpixels/sec 1.21 Gpixels/sec
Gaussian Blur 0.42 Gpixels/sec 1.5 Gpixels/sec
Feature Matching 0.18 Gpixels/sec 0.45 Gpixels/sec
Stereo Matching 52.5 Gpixels/sec 84.2 Gpixels/sec
Particle Physics 2048.6 FPS 3061 FPS
API OpenCL Metal
Sources: Geekbench [3], [4]

Passmark Graphics

Videocard test that focuses on compute shaders, multi-texturing, tessellation, and other features
G3D Mark Score
G2D Mark 866 -
DirectX 11 32 FPS -
DirectX 12 17 FPS -
GPU Compute 1689 Ops/s -
Sources: PassMark [5] – 865 samples

Blender

Rendering performance test for 3D modeling
Blender GPU
Sources: Blender [9] – 10 samples

Recent User Tests

The latest benchmark tests that have been submitted by users
Radeon 840M
No benchmark results yet
Apple A18 Pro GPU
DateBenchmarkResult
📘 2026-04-24 -> RennsportGeekbench 6 OpenCL19670

Artificial Intelligence Tests

Performance in machine learning and artificial intelligence tasks

GeekBench 6 ML

Tests throughput of AI operations in single, half, and quantized precision
GB6 ML Single Precision
6982
GB6 ML Half Precision
8282
GB6 ML Quantized
7200
Image Classification (SP) 1988 3264
Image Segmentation (HP) 2184 4550
Image Super Resolution (Q) 4788 6705
Face Detection (HP) 6857 11770
Pose Estimation (Q) 17396 15548
Text Classification (SP) 1628 3678
Machine Translation (HP) 2053 5678
Object Detection (SP) 1825 3360
Depth Estimation (Q) 8471 13468
Style Transfer (SP) 31032 31541
Framework ONNX Core ML
Backend DirectML GPU
Sources: Geekbench [9], [10]
Results were compared using different ML frameworks

Specifications

Technical specifications of Radeon 840M and Apple A18 Pro GPU

General

Vendor Amd Apple
Build Integrated Integrated
Released January 7, 2025 September 9, 2024
Case Laptop Laptop
Purpose Generic Generic
Segment Entry-level Mid-range
Architecture RDNA 3.5 Apple M GPU
GPU Codename Krackan Point Custom
Rival Equivalent - Intel Arc 130T -
Recommended CPU - AMD Ryzen AI 5 340 or above - Apple A18 Pro (MacBook) or above
Used in CPUs - AMD Ryzen AI 7 345
- AMD Ryzen AI 5 430
- AMD Ryzen AI 7 445
- AMD Ryzen AI 5 435
- AMD Ryzen AI 5 440
- AMD Ryzen AI 5 340
- Apple A18 Pro (MacBook)
Laptop GPU ranking (106th and 81st place)

Graphics Processing Unit

Base Clock 400 MHz -
Boost Clock 2900 MHz 1490 MHz
Shading Units 256 768
Texture Mapping Units (TMUs) 16 40
Render Output Units (ROPs) 8 -
Compute Units (Pipelines) 4 128
Tensor Cores No -
Ray-tracing Cores 4 -
L1 Cache 128KB per cluster -
L2 Cache 1MB shared -
Instructions Per Cycle 2 IPC 2 IPC

Raw Performance

Pixel Fill Rate 23 GPixel/s -
Texture Fill Rate 46 GTexel/s 60 GTexel/s
FLOPS (FP32)
1.5 TFLOPS
2.3 TFLOPS

Physical

Interface PCIe 4.0 x8 Custom
TGP 15 W -
Manufacturing TSMC TSMC
Fabrication Process 4 nm 3 nm
Die Size 195 mm² -
Max. Temperature 100°C -

Memory

Memory Type System Shared System Shared
Memory Clock - 7500 MHz
Bus - 128-bit
ECC No No

API

DirectX 12 -
Vulkan 1.4 -
OpenGL 4.6 -
OpenCL 2.1 -
CUDA No -
Ray Tracing Yes Yes
DLSS No No
DisplayPort 2.1 -

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