GeForce GTX 660M vs Radeon Pro 580X
Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660M and Radeon Pro 580X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 660M and Radeon Pro 580X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Radeon Pro 580X
GeForce GTX 660M is a Laptop Graphics Card
Note: GeForce GTX 660M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 660M here:
Main Specs
GeForce GTX 660M | Radeon Pro 580X | |
Power consumption (TDP) | 50 Watt | 150 Watt |
Interface | MXM-B (3.0) | PCIe 3.0 x16 |
Supplementary power connectors | None | |
Memory type | GDDR5 | GDDR5 |
Maximum RAM amount | 2 GB | 8 GB |
Display Connectors | No outputs | No outputs |
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- Radeon Pro 580X has 200% more power consumption, than GeForce GTX 660M.
- GeForce GTX 660M is connected by MXM-B (3.0), and Radeon Pro 580X uses PCIe 3.0 x16 interface.
- Radeon Pro 580X has 6 GB more memory, than GeForce GTX 660M.
- GeForce GTX 660M is used in Laptops, and Radeon Pro 580X - in Desktops.
- GeForce GTX 660M is build with Kepler architecture, and Radeon Pro 580X - with GCN 4.0.
- Core clock speed of Radeon Pro 580X is 265 MHz higher, than GeForce GTX 660M.
- GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon Pro 580X - by 14 nm process technology.
- Memory clock speed of Radeon Pro 580X is 4780 MHz higher, than GeForce GTX 660M.
Game benchmarks
high / 1080p | 6−7 | 35−40 |
ultra / 1080p | 4−5 | 24−27 |
QHD / 1440p | 0−1 | 18−20 |
4K / 2160p | − | 10−12 |
low / 720p | 16−18 | 60−65 |
medium / 1080p | 8−9 | 45−50 |
The average gaming FPS of Radeon Pro 580X in Assassin's Creed Odyssey is 377% more, than GeForce GTX 660M. | ||
high / 1080p | 12−14 | 60−65 |
ultra / 1080p | 10−11 | 50−55 |
QHD / 1440p | 0−1 | 35−40 |
4K / 2160p | − | 20−22 |
low / 720p | 24−27 | 110−120 |
medium / 1080p | 12−14 | 65−70 |
The average gaming FPS of Radeon Pro 580X in Battlefield 5 is 393% more, than GeForce GTX 660M. | ||
low / 768p | 45−50 | 50−55 |
high / 1080p | 45−50 | − |
QHD / 1440p | 0−1 | 0−1 |
The average gaming FPS of Radeon Pro 580X in Call of Duty: Warzone is 10% more, than GeForce GTX 660M. | ||
low / 768p | 130−140 | 250−260 |
medium / 768p | 110−120 | 220−230 |
ultra / 1080p | 50−55 | 190−200 |
QHD / 1440p | 27−30 | 120−130 |
4K / 2160p | 27−30 | 75−80 |
high / 768p | 80−85 | 210−220 |
The average gaming FPS of Radeon Pro 580X in Counter-Strike: Global Offensive is 149% more, than GeForce GTX 660M. | ||
low / 768p | 55−60 | 60−65 |
ultra / 1080p | 18−20 | − |
medium / 1080p | 45−50 | 55−60 |
The average gaming FPS of Radeon Pro 580X in Cyberpunk 2077 is 15% more, than GeForce GTX 660M. | ||
low / 768p | 80−85 | 120−130 |
medium / 768p | 55−60 | 110−120 |
ultra / 1080p | 30−35 | 100−110 |
The average gaming FPS of Radeon Pro 580X in Dota 2 is 101% more, than GeForce GTX 660M. | ||
high / 1080p | 8−9 | 50−55 |
ultra / 1080p | 7−8 | 45−50 |
QHD / 1440p | − | 30−35 |
4K / 2160p | 3−4 | 16−18 |
low / 720p | 18−20 | 85−90 |
medium / 1080p | 8−9 | 50−55 |
The average gaming FPS of Radeon Pro 580X in Far Cry 5 is 466% more, than GeForce GTX 660M. | ||
high / 1080p | 14−16 | 65−70 |
ultra / 1080p | 10−11 | 50−55 |
QHD / 1440p | − | 30−35 |
4K / 2160p | − | 27−30 |
low / 720p | 60−65 | 180−190 |
medium / 1080p | 21−24 | 120−130 |
The average gaming FPS of Radeon Pro 580X in Fortnite is 296% more, than GeForce GTX 660M. | ||
high / 1080p | 12−14 | 65−70 |
ultra / 1080p | 10−12 | 50−55 |
QHD / 1440p | 1−2 | 35−40 |
4K / 2160p | − | 24−27 |
low / 720p | 24−27 | 110−120 |
medium / 1080p | 14−16 | 70−75 |
The average gaming FPS of Radeon Pro 580X in Forza Horizon 4 is 430% more, than GeForce GTX 660M. | ||
low / 768p | 50−55 | 140−150 |
medium / 768p | 45−50 | 130−140 |
high / 1080p | 12−14 | 75−80 |
ultra / 1080p | 6−7 | 35−40 |
QHD / 1440p | 0−1 | 24−27 |
The average gaming FPS of Radeon Pro 580X in Grand Theft Auto V is 237% more, than GeForce GTX 660M. | ||
high / 1080p | 4−5 | 27−30 |
ultra / 1080p | 3−4 | 21−24 |
QHD / 1440p | − | 18−20 |
4K / 2160p | 0−1 | 10−11 |
low / 720p | 12−14 | 70−75 |
medium / 1080p | 6−7 | 35−40 |
The average gaming FPS of Radeon Pro 580X in Metro Exodus is 566% more, than GeForce GTX 660M. | ||
low / 768p | 95−100 | 130−140 |
high / 1080p | 90−95 | − |
ultra / 1080p | 80−85 | − |
medium / 1080p | 90−95 | 120−130 |
The average gaming FPS of Radeon Pro 580X in Minecraft is 36% more, than GeForce GTX 660M. | ||
high / 1080p | 16−18 | − |
ultra / 1080p | 14−16 | 14−16 |
low / 720p | 30−35 | 100−110 |
medium / 1080p | 18−20 | 18−20 |
The average gaming FPS of Radeon Pro 580X in PLAYERUNKNOWN'S BATTLEGROUNDS is 109% more, than GeForce GTX 660M. | ||
high / 1080p | − | 27−30 |
ultra / 1080p | 7−8 | 18−20 |
QHD / 1440p | 0−1 | 12−14 |
4K / 2160p | − | 8−9 |
low / 720p | 12−14 | 70−75 |
medium / 1080p | 10−12 | 40−45 |
The average gaming FPS of Radeon Pro 580X in Red Dead Redemption 2 is 340% more, than GeForce GTX 660M. | ||
low / 768p | 24−27 | 140−150 |
medium / 768p | 16−18 | 90−95 |
high / 1080p | 9−10 | 50−55 |
ultra / 1080p | 6−7 | 27−30 |
4K / 2160p | 6−7 | 18−20 |
The average gaming FPS of Radeon Pro 580X in The Witcher 3: Wild Hunt is 415% more, than GeForce GTX 660M. | ||
low / 768p | 85−90 | 90−95 |
medium / 768p | 45−50 | 60−65 |
ultra / 1080p | 18−20 | 55−60 |
high / 768p | 35−40 | − |
The average gaming FPS of Radeon Pro 580X in World of Tanks is 37% more, than GeForce GTX 660M. |
Full Specs
GeForce GTX 660M | Radeon Pro 580X | |
Architecture | Kepler | GCN 4.0 |
Code name | N13E-GE | Polaris 20 |
Type | Laptop | Workstation |
Release date | 22 March 2012 | 18 March 2019 |
Pipelines | 384 | 2304 |
Core clock speed | 835 MHz | 1100 MHz |
Boost Clock | 950 MHz | 1200 MHz |
Transistor count | 1,270 million | 5,700 million |
Manufacturing process technology | 28 nm | 14 nm |
Texture fill rate | 30.4 billion/sec | 172.8 |
Floating-point performance | 729.6 gflops | |
Memory bus width | 128bit | 256 Bit |
Memory clock speed | 2000 MHz | 6780 MHz |
Memory bandwidth | 64.0 GB/s | 217.0 GB/s |
Shared memory | - | |
DirectX | 12 API | 12 (12_0) |
Shader Model | 5.1 | 6.4 |
OpenGL | 4.5 | 4.6 |
OpenCL | 1.1 | 2.0 |
Vulkan | 1.1.126 | 1.2.131 |
CUDA | + | |
CUDA cores | 384 | |
Bus support | PCI Express 2.0, PCI Express 3.0 | |
SLI options | + | |
HDMI | + | |
HDCP | + | |
Maximum VGA resolution | Up to 2048x1536 | |
Bitcoin / BTC (SHA256) | 36 Mh/s | |
Laptop size | large | |
Optimus | + | |
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