GeForce RTX 4090 vs Radeon 660M

[ VERDICT ] Winner: GeForce RTX 4090 (89/100)

GeForce RTX 4090 leads overall with a score of 89/100 compared to Radeon 660M (22/100), offering superior measured performance and technical specifications.

[ WINNER ]
GeForce RTX 4090
GeForce

GeForce RTX 4090

89/100
View Full Specs →

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark GeForce RTX 4090 Radeon 660M
Efficiency 43.0 Poor 87.0 Very Good WINNER
Gaming 93.0 Excellent WINNER 7.0 Poor

Detailed Technical Specifications

3D Mark

3D Mark specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Fire Strike 72432 4879
Night Raid 195813 18958
Port Royal 26127 586
Solar Bay 187525 6396
Time Spy 36299 1514
Wild Life Extreme 85218 2676

API

API specifications comparison
Specification GeForce RTX 4090 Radeon 660M
CUDA 8.9
DLSS DLSS 3 No
DirectX 12 12
DisplayPort 1.4a
OpenCL 3.0 2.0
OpenGL 4.6 4.6
Ray Tracing Yes Yes
Vulkan 1.3 1.2

Games

Games specifications comparison
Specification GeForce RTX 4090 Radeon 660M
1080p High 255 17
1080p Ultra 217 12
1440p Ultra 177 9
4K Ultra 106 -
CoD: Modern Warfare III 266263219151 181513-
Counter-Strike 2 33923818890 281713-
Cyberpunk 2077 22620814366 99--
Far Cry 6 203179170104 20169-
Forza Horizon 5 275199193155 271311-
Ghost of Tsushima 18815213791 13---
Hogwarts Legacy 20016313274 10---
Margin of Error Low Low
Shadow of the Tomb Raider 302284222118 171411-
The Witcher 3 292268191101 912--

GeekBench 6 ML

GeekBench 6 ML specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Backend DirectML DirectML
Depth Estimation (Q) 75599 6538
Face Detection (HP) 78111 5115
Framework ONNX ONNX
Image Classification (SP) 15600 1465
Image Segmentation (HP) 36657 1706
Image Super Resolution (Q) 48114 4266
Machine Translation (HP) 6349 1859
Object Detection (SP) 21186 1574
Pose Estimation (Q) 289639 12992
Style Transfer (SP) 601428 26656
Text Classification (SP) 4074 1116

GeekBench 6 OpenCL

GeekBench 6 OpenCL specifications comparison
Specification GeForce RTX 4090 Radeon 660M
API OpenCL OpenCL
Background Blur 318.9 img/sec 36 img/sec
Edge Detection 21 Gpixels/sec 0.65 Gpixels/sec
Face Detection 222.8 img/sec 16.4 img/sec
Feature Matching 2.38 Gpixels/sec 0.18 Gpixels/sec
Gaussian Blur 23.9 Gpixels/sec 0.53 Gpixels/sec
Horizon Detection 14.2 Gpixels/sec 0.48 Gpixels/sec
Particle Physics 48090.4 FPS 2056.5 FPS
Stereo Matching 1950 Gpixels/sec 46.5 Gpixels/sec

General

General specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Architecture Ada Lovelace RDNA 2.0
Build Discrete Integrated
Case Desktop Laptop
GPU Codename AD102 Rembrandt
Launch price (MSRP) $1599
Purpose Gaming Generic
Recommended CPU -Intel Core i9 14900Kor above -AMD Ryzen 5 6600Hor above
Released September 20, 2022 January 1, 2022
Segment High-end Entry-level
Successor -GeForce RTX 5090 -Radeon 8040S
Vendor Nvidia Amd
Used in CPUs -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

Graphics Processing Unit

Graphics Processing Unit specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Base Clock 2235 MHz 400 MHz
Boost Clock 2520 MHz 1800-1900 MHz (configurable)
Compute Units (Pipelines) 128 6
Instructions Per Cycle 2 IPC 2 IPC
L1 Cache 128KB per cluster 128KB per cluster
L2 Cache 72MB shared 1024KB shared
Ray-tracing Cores 128 6
Render Output Units (ROPs) 176 16
Shading Units 16384 384
Tensor Cores 512
Texture Mapping Units (TMUs) 512 24

Memory

Memory specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Bus 384-bit
ECC No No
Effective Memory Speed 21000 Mbps
Memory Clock 2625 MHz
Memory Size 24 GB
Memory Type GDDR6X System Shared

Passmark Graphics

Passmark Graphics specifications comparison
Specification GeForce RTX 4090 Radeon 660M
DirectX 11 323 FPS 47 FPS
DirectX 12 151 FPS 23 FPS
G2D Mark 1303 654
GPU Compute 26022 Ops/s 1321 Ops/s

Physical

Physical specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Die Size 609 mm² 208 mm²
Fabrication Process 5 nm 6 nm
Interface PCIe 4.0 x16 PCIe 4.0 x8
Manufacturing TSMC TSMC
TGP 450 W 15 W
Transistor Count 76.3 billion 13.1 billion
Transistor Density 125.29 MTr/mm² 62.98 MTr/mm²

Raw Performance

Raw Performance specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Pixel Fill Rate 444 GPixel/s 29-30 GPixel/s
Texture Fill Rate 1290 GTexel/s 43-46 GTexel/s

Recent User Tests

Recent User Tests specifications comparison
Specification GeForce RTX 4090 Radeon 660M
Date Benchmark
📘 2026-04-03(afroman420IU) Cinebench 2024

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