GeForce GT 640M vs Radeon 550X
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M and Radeon 550X. 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 GT 640M and Radeon 550X. 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 550X
GeForce GT 640M is a Laptop Graphics Card
Note: GeForce GT 640M 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 GT 640M here:
Main Specs
| GeForce GT 640M | Radeon 550X | |
| Power consumption (TDP) | 32 Watt | 50 Watt |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Supplementary power connectors | None | |
| Memory type | DDR3\GDDR5 | GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Display Connectors | No outputs | 1x DVI, 1x HDMI, 1x DisplayPort |
| Check Price |
- Radeon 550X has 56% more power consumption, than GeForce GT 640M.
- GeForce GT 640M is connected by PCIe 3.0 x16, and Radeon 550X uses PCIe 3.0 x8 interface.
- GeForce GT 640M and Radeon 550X have maximum RAM of 2 GB.
- GeForce GT 640M is used in Laptops, and Radeon 550X - in Desktops.
- GeForce GT 640M is build with Kepler architecture, and Radeon 550X - with GCN 4.0.
- GeForce GT 640M is manufactured by 28 nm process technology, and Radeon 550X - by 14 nm process technology.
- Memory clock speed of Radeon 550X is 5200 MHz higher, than GeForce GT 640M.
Game benchmarks
| high / 1080p | 0−1 | 7−8 |
| ultra / 1080p | 0−1 | 4−5 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 10−12 | 16−18 |
| medium / 1080p | 2−3 | 9−10 |
| The average gaming FPS of Radeon 550X in Assassin's Creed Odyssey is 116% more, than GeForce GT 640M. | ||
| high / 1080p | − | 12−14 |
| ultra / 1080p | 3−4 | 10−12 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 12−14 | 24−27 |
| medium / 1080p | 4−5 | 12−14 |
| The average gaming FPS of Radeon 550X in Battlefield 5 is 128% more, than GeForce GT 640M. | ||
| low / 768p | 50−55 | 45−50 |
| high / 1080p | 45−50 | 45−50 |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of GeForce GT 640M in Call of Duty: Warzone is 6% more, than Radeon 550X. | ||
| low / 768p | 110−120 | 140−150 |
| medium / 768p | 85−90 | 110−120 |
| ultra / 1080p | 35−40 | 55−60 |
| QHD / 1440p | − | 30−35 |
| 4K / 2160p | 10−11 | 27−30 |
| high / 768p | 55−60 | 85−90 |
| The average gaming FPS of Radeon 550X in Counter-Strike: Global Offensive is 40% more, than GeForce GT 640M. | ||
| low / 768p | 70−75 | 55−60 |
| ultra / 1080p | 12−14 | 20−22 |
| medium / 1080p | 45−50 | 45−50 |
| The average gaming FPS of GeForce GT 640M in Cyberpunk 2077 is 4% more, than Radeon 550X. | ||
| low / 768p | 70−75 | 80−85 |
| medium / 768p | 40−45 | 60−65 |
| ultra / 1080p | 18−20 | 35−40 |
| The average gaming FPS of Radeon 550X in Dota 2 is 36% more, than GeForce GT 640M. | ||
| high / 1080p | 2−3 | 8−9 |
| ultra / 1080p | 2−3 | 8−9 |
| 4K / 2160p | 0−1 | 4−5 |
| low / 720p | 9−10 | 20−22 |
| medium / 1080p | 3−4 | 9−10 |
| The average gaming FPS of Radeon 550X in Far Cry 5 is 175% more, than GeForce GT 640M. | ||
| high / 1080p | − | 14−16 |
| ultra / 1080p | 5−6 | 10−12 |
| QHD / 1440p | 1−2 | − |
| low / 720p | 45−50 | 60−65 |
| medium / 1080p | 7−8 | 24−27 |
| The average gaming FPS of Radeon 550X in Fortnite is 65% more, than GeForce GT 640M. | ||
| high / 1080p | 2−3 | 12−14 |
| ultra / 1080p | − | 10−12 |
| QHD / 1440p | 0−1 | 1−2 |
| low / 720p | 14−16 | 27−30 |
| medium / 1080p | 5−6 | 14−16 |
| The average gaming FPS of Radeon 550X in Forza Horizon 4 is 157% more, than GeForce GT 640M. | ||
| low / 768p | 40−45 | 55−60 |
| medium / 768p | − | 45−50 |
| high / 1080p | 3−4 | 12−14 |
| ultra / 1080p | 2−3 | 6−7 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 30−35 | − |
| The average gaming FPS of Radeon 550X in Grand Theft Auto V is 56% more, than GeForce GT 640M. | ||
| high / 1080p | 1−2 | 5−6 |
| ultra / 1080p | 0−1 | 3−4 |
| 4K / 2160p | 0−1 | 0−1 |
| low / 720p | 2−3 | 12−14 |
| medium / 1080p | 2−3 | 7−8 |
| The average gaming FPS of Radeon 550X in Metro Exodus is 300% more, than GeForce GT 640M. | ||
| low / 768p | 85−90 | 95−100 |
| high / 1080p | 55−60 | 90−95 |
| ultra / 1080p | − | 80−85 |
| medium / 1080p | − | 90−95 |
| The average gaming FPS of Radeon 550X in Minecraft is 31% more, than GeForce GT 640M. | ||
| high / 1080p | 14−16 | 16−18 |
| ultra / 1080p | 12−14 | 14−16 |
| low / 720p | 24−27 | 30−35 |
| medium / 1080p | 14−16 | 18−20 |
| The average gaming FPS of Radeon 550X in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than GeForce GT 640M. | ||
| ultra / 1080p | 3−4 | 7−8 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 3−4 | 12−14 |
| medium / 1080p | − | 10−12 |
| The average gaming FPS of Radeon 550X in Red Dead Redemption 2 is 233% more, than GeForce GT 640M. | ||
| low / 768p | 7−8 | 24−27 |
| medium / 768p | 6−7 | 16−18 |
| high / 1080p | 3−4 | 10−11 |
| ultra / 1080p | − | 6−7 |
| 4K / 2160p | 0−1 | 6−7 |
| The average gaming FPS of Radeon 550X in The Witcher 3: Wild Hunt is 240% more, than GeForce GT 640M. | ||
| low / 768p | 70−75 | 85−90 |
| medium / 768p | 35−40 | 45−50 |
| ultra / 1080p | 12−14 | 20−22 |
| high / 768p | 27−30 | 35−40 |
| The average gaming FPS of Radeon 550X in World of Tanks is 29% more, than GeForce GT 640M. | ||
Full Specs
| GeForce GT 640M | Radeon 550X | |
| Architecture | Kepler | GCN 4.0 |
| Code name | N13P-GS | Lexa |
| Type | Laptop | Desktop |
| Release date | 22 March 2012 | 27 March 2019 |
| Pipelines | 384 | 512 |
| Core clock speed | 1082 MHz | |
| Boost Clock | 645 MHz | 1218 MHz |
| Transistor count | 1,270 million | 2,200 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Texture fill rate | 38.98 | |
| Floating-point performance | 480.0 gflops | |
| Length | 145 mm | |
| Memory bus width | 128bit | 128 Bit |
| Memory clock speed | 1800 - 4000 MHz | 7000 MHz |
| Memory bandwidth | 112.0 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 | |
| HDMI | + | |
| HDCP | + | |
| Maximum VGA resolution | Up to 2048x1536 | |
| 3D Blu-Ray | + | |
| Bitcoin / BTC (SHA256) | 18 Mh/s | |
| Laptop size | medium sized | |
| Optimus | + | |
| Check Price |