Radeon 8040S vs Radeon 660M

We compared two integrated laptop GPUs: the Radeon 8040S with 16 pipelines and 1024 shaders against the 3 years and 1 month older Radeon 660M that utilizes 6 pipelines and 384 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
Energy Efficiency
Power consumption efficiency in different scenarios
NanoReview Final Score
Overall video card score

Key differences

Key distinctions and advantages of Radeon 660M over Radeon 8040S
Reasons to consider the Radeon 8040S
  • Performs significantly better (up to 3.4x) in 3DMark Steel Nomad Lite
  • 3.8x higher maximum theoretical performance (5.7 vs 1.5 TFLOPS)
  • Shows 3.1x higher average frame rate in modern games at QHD resolution – 28 vs 9 FPS
  • Manufactured using a more efficient 4 nm process technology
  • Achieves 2.6x more points in the GeekBench 6 Compute test (35K vs 14K)
  • Has 2.7x more shading units (1024 vs 384)

Gaming Performance

Frame rate comparison across popular AAA titles at different resolutions

Games

FPS Table
Forza Horizon 5
76
40
31
17
27
13
11
-
The Witcher 3
53
44
26
14
9
12
-
-
Counter-Strike 2
84
60
39
15
28
17
13
-
Far Cry 6
61
49
35
16
20
16
9
-
Hogwarts Legacy
33
26
20
10
10
-
-
-
CoD: Modern Warfare III
49
41
31
15
18
15
13
-
Ghost of Tsushima
33
25
18
10
13
-
-
-
Cyberpunk 2077
32
29
17
-
9
9
-
-
Shadow of the Tomb Raider
65
55
32
17
17
14
11
-
Average FPS by Resolution
1080p High 54 17
1080p Ultra 41 12
1440p Ultra 28 9
4K Ultra 13 -
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
Radeon 8040S +236%
4502
Time Spy - 1514
Solar Bay - 6396
Port Royal - 586
Fire Strike - 4879
Wild Life Extreme - 2676
Night Raid - 18958
Sources: 3DMark [1], [2]

GeekBench 6 OpenCL

GPU test for computational tasks (image processing, photography, computer vision, and ML)
GB6 Compute Score
Radeon 8040S +156%
35976
14065
Background Blur 106.8 img/sec 36 img/sec
Face Detection 43.8 img/sec 16.4 img/sec
Horizon Detection 1.12 Gpixels/sec 0.48 Gpixels/sec
Edge Detection 1.17 Gpixels/sec 0.65 Gpixels/sec
Gaussian Blur 1.07 Gpixels/sec 0.53 Gpixels/sec
Feature Matching 0.5 Gpixels/sec 0.18 Gpixels/sec
Stereo Matching 163 Gpixels/sec 46.5 Gpixels/sec
Particle Physics 5820.4 FPS 2056.5 FPS
API OpenCL OpenCL
Sources: Geekbench [3], [4]

Passmark Graphics

Videocard test that focuses on compute shaders, multi-texturing, tessellation, and other features
G3D Mark Score
Radeon 8040S +248%
10578
G2D Mark 1052 654
DirectX 11 80 FPS 47 FPS
DirectX 12 47 FPS 23 FPS
GPU Compute 5138 Ops/s 1321 Ops/s
Sources: PassMark [5], [6] – 6 & 5 samples

Blender

Rendering performance test for 3D modeling
Blender GPU
Radeon 8040S +306%
376.14
92.56
Sources: Blender [9], [10] – 1 & 4 samples

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
GB6 ML Half Precision
GB6 ML Quantized
Image Classification (SP) - 1465
Image Segmentation (HP) - 1706
Image Super Resolution (Q) - 4266
Face Detection (HP) - 5115
Pose Estimation (Q) - 12992
Text Classification (SP) - 1116
Machine Translation (HP) - 1859
Object Detection (SP) - 1574
Depth Estimation (Q) - 6538
Style Transfer (SP) - 26656
Framework - ONNX
Backend - DirectML
Sources: Geekbench [9], [10]

Specifications

Technical specifications of Radeon 8040S and Radeon 660M

General

Vendor Amd Amd
Build Integrated Integrated
Released January 7, 2025 January 1, 2022
Case Laptop Laptop
Purpose Generic Generic
Segment Mid-range Entry-level
Architecture RDNA 3.5 RDNA 2.0
GPU Codename Strix Halo Rembrandt
Rival Equivalent - GeForce RTX 3050 Laptop -
Successor - - Radeon 8040S
Recommended CPU - AMD Ryzen AI Max Pro 380 or above - AMD Ryzen 5 6600H or above
Used in CPUs - AMD Ryzen AI Max Pro 380 - AMD Ryzen 5 150
- AMD Ryzen 5 7535U
- AMD Ryzen 5 7535HS
- AMD Ryzen 5 Pro 6650U
- AMD Ryzen 5 6600U
- AMD Ryzen 5 6600H
Laptop GPU ranking (76th and 116th place)

Graphics Processing Unit

Base Clock 1295 MHz 400 MHz
Boost Clock 2800 MHz 1800-1900 MHz (configurable)
Shading Units 1024 384
Texture Mapping Units (TMUs) 64 24
Render Output Units (ROPs) 32 16
Compute Units (Pipelines) 16 6
Tensor Cores No -
Ray-tracing Cores 16 6
L1 Cache - 128KB per cluster
L2 Cache 2MB shared 1024KB shared
Instructions Per Cycle 2 IPC 2 IPC

Raw Performance

Pixel Fill Rate 90 GPixel/s 29-30 GPixel/s
Texture Fill Rate 179 GTexel/s 43-46 GTexel/s
FLOPS (FP32)
Radeon 8040S +280%
5.7 TFLOPS
1.4-1.5 TFLOPS

Physical

Interface PCIe 5.0 x16 PCIe 4.0 x8
TGP 55 W 15 W
Manufacturing TSMC TSMC
Fabrication Process 4 nm 6 nm
Die Size 308 mm² 208 mm²
Transistor Count - 13.1 billion
Transistor Density - 62.98 MTr/mm²
Max. Temperature 100°C -

Memory

Memory Type System Shared System Shared
ECC No No

API

DirectX 12.2 12
Vulkan 1.4 1.2
OpenGL 4.6 4.6
OpenCL 2.1 2.0
CUDA No -
Ray Tracing Yes Yes
DLSS No No
DisplayPort 2.1a -

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