GeForce 840A vs GeForce GT 650M
Find out if it is worth upgrading your current GPU setup by comparing GeForce 840A and GeForce GT 650M. 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 840A and GeForce GT 650M. 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.
GeForce 840A
GeForce GT 650M is a Laptop Graphics Card
Note: GeForce GT 650M 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 650M here:
Main Specs
| GeForce 840A | GeForce GT 650M | |
| Power consumption (TDP) | 33 Watt | 45 Watt |
| Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Memory type | DDR3 | DDR3\GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Display Connectors | No outputs | No outputs |
| Check Price |
- GeForce GT 650M has 36% more power consumption, than GeForce 840A.
- GeForce 840A is connected by PCIe 3.0 x8, and GeForce GT 650M uses PCIe 3.0 x16 interface.
- GeForce 840A and GeForce GT 650M have maximum RAM of 2 GB.
- GeForce 840A is used in Desktops, and GeForce GT 650M - in Laptops.
- GeForce 840A is build with Maxwell architecture, and GeForce GT 650M - with Kepler.
- GeForce 840A and GeForce GT 650M are manufactured by 28 nm process technology.
- Memory clock speed of GeForce 840A is 202 MHz higher, than GeForce GT 650M.
Game benchmarks
| high / 1080p | 3−4 | 3−4 |
| ultra / 1080p | 2−3 | 1−2 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 14−16 | 14−16 |
| medium / 1080p | 5−6 | 5−6 |
| GeForce 840A and GeForce GT 650M have the same average FPS in Assassin's Creed Odyssey. | ||
| ultra / 1080p | 7−8 | 6−7 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 18−20 | 18−20 |
| medium / 1080p | 8−9 | 7−8 |
| GeForce 840A and GeForce GT 650M have the same average FPS in Battlefield 5. | ||
| low / 768p | 45−50 | 50−55 |
| high / 1080p | 30−35 | 40−45 |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of GeForce GT 650M in Call of Duty: Warzone is 17% more, than GeForce 840A. | ||
| low / 768p | 120−130 | 120−130 |
| medium / 768p | 90−95 | 95−100 |
| ultra / 1080p | 40−45 | 45−50 |
| QHD / 1440p | 24−27 | 24−27 |
| 4K / 2160p | 18−20 | 18−20 |
| high / 768p | 65−70 | 70−75 |
| The average gaming FPS of GeForce GT 650M in Counter-Strike: Global Offensive is 3% more, than GeForce 840A. | ||
| low / 768p | 80−85 | 60−65 |
| ultra / 1080p | 14−16 | 21−24 |
| medium / 1080p | 40−45 | 40−45 |
| The average gaming FPS of GeForce 840A in Cyberpunk 2077 is 9% more, than GeForce GT 650M. | ||
| low / 768p | 75−80 | 80−85 |
| medium / 768p | 50−55 | 55−60 |
| ultra / 1080p | 27−30 | 27−30 |
| The average gaming FPS of GeForce GT 650M in Dota 2 is 7% more, than GeForce 840A. | ||
| high / 1080p | 5−6 | 4−5 |
| ultra / 1080p | − | 3−4 |
| 4K / 2160p | 2−3 | 2−3 |
| low / 720p | 14−16 | 14−16 |
| medium / 1080p | 6−7 | 5−6 |
| The average gaming FPS of GeForce 840A in Far Cry 5 is 16% more, than GeForce GT 650M. | ||
| high / 1080p | 12−14 | 10−12 |
| ultra / 1080p | 7−8 | 6−7 |
| QHD / 1440p | − | 4−5 |
| low / 720p | 50−55 | 55−60 |
| medium / 1080p | 14−16 | 14−16 |
| GeForce 840A and GeForce GT 650M have the same average FPS in Fortnite. | ||
| high / 1080p | 7−8 | 8−9 |
| ultra / 1080p | − | 7−8 |
| QHD / 1440p | 0−1 | 3−4 |
| 4K / 2160p | − | 3−4 |
| low / 720p | 20−22 | 21−24 |
| medium / 1080p | 9−10 | 10−11 |
| The average gaming FPS of GeForce GT 650M in Forza Horizon 4 is 8% more, than GeForce 840A. | ||
| low / 768p | 45−50 | 50−55 |
| medium / 768p | − | 40−45 |
| high / 1080p | 8−9 | 8−9 |
| ultra / 1080p | 5−6 | 3−4 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 40−45 | − |
| The average gaming FPS of GeForce GT 650M in Grand Theft Auto V is 5% more, than GeForce 840A. | ||
| high / 1080p | 3−4 | 2−3 |
| ultra / 1080p | 1−2 | 1−2 |
| 4K / 2160p | 0−1 | 0−1 |
| low / 720p | 8−9 | 7−8 |
| medium / 1080p | 4−5 | 4−5 |
| GeForce 840A and GeForce GT 650M have the same average FPS in Metro Exodus. | ||
| low / 768p | 85−90 | 90−95 |
| high / 1080p | 85−90 | 85−90 |
| ultra / 1080p | 80−85 | 80−85 |
| medium / 1080p | 85−90 | − |
| The average gaming FPS of GeForce GT 650M in Minecraft is 2% more, than GeForce 840A. | ||
| ultra / 1080p | 12−14 | 12−14 |
| low / 720p | 27−30 | 27−30 |
| medium / 1080p | 14−16 | 14−16 |
| GeForce 840A and GeForce GT 650M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS. | ||
| ultra / 1080p | 7−8 | 6−7 |
| QHD / 1440p | 0−1 | − |
| low / 720p | 8−9 | 7−8 |
| The average gaming FPS of GeForce 840A in Red Dead Redemption 2 is 14% more, than GeForce GT 650M. | ||
| low / 768p | 16−18 | 16−18 |
| medium / 768p | 12−14 | 12−14 |
| high / 1080p | 6−7 | 6−7 |
| ultra / 1080p | 5−6 | 4−5 |
| 4K / 2160p | − | 2−3 |
| GeForce 840A and GeForce GT 650M have the same average FPS in The Witcher 3: Wild Hunt. | ||
| low / 768p | 70−75 | 70−75 |
| medium / 768p | 35−40 | 35−40 |
| ultra / 1080p | 16−18 | 16−18 |
| high / 768p | 30−35 | 30−35 |
| GeForce 840A and GeForce GT 650M have the same average FPS in World of Tanks. | ||
Full Specs
| GeForce 840A | GeForce GT 650M | |
| Architecture | Maxwell | Kepler |
| Code name | GM108 | N13E-GE |
| Type | Desktop | Laptop |
| Release date | 17 March 2014 | 22 March 2012 |
| Pipelines | 384 | 384 |
| Core clock speed | 1029 MHz | |
| Boost Clock | 1124 MHz | 900 MHz |
| Transistor count | 1,270 million | |
| Manufacturing process technology | 28 nm | 28 nm |
| Texture fill rate | 17.98 | |
| Floating-point performance | 863.2 gflops | 652.8 gflops |
| Memory bus width | 64 Bit | 128bit |
| Memory clock speed | 2002 MHz | 1800 - 4000 MHz |
| Memory bandwidth | 16.02 GB/s | |
| Shared memory | - | |
| DirectX | 12 (11_0) | 12 API |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.5 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.1.126 | 1.1.126 |
| CUDA | 5.0 | + |
| 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) | 21 Mh/s | |
| Laptop size | medium sized | |
| Optimus | + | |
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