GRID K520 vs Radeon RX 640
Find out if it is worth upgrading your current GPU setup by comparing GRID K520 and Radeon RX 640. 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 GRID K520 and Radeon RX 640. 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.
GRID K520
Radeon RX 640 is a Laptop Graphics Card
Note: Radeon RX 640 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 Radeon RX 640 here:
Main Specs
| GRID K520 | Radeon RX 640 | |
| Power consumption (TDP) | 225 Watt | 50 Watt |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Supplementary power connectors | 1x 8-pin | None |
| Memory type | GDDR5 | GDDR5 |
| Maximum RAM amount | 4 GB | 4 GB |
| Display Connectors | No outputs | 1x DVI, 1x HDMI, 1x DisplayPort |
| Check Price |
- GRID K520 has 350% more power consumption, than Radeon RX 640.
- GRID K520 is connected by PCIe 3.0 x16, and Radeon RX 640 uses PCIe 3.0 x8 interface.
- GRID K520 and Radeon RX 640 have maximum RAM of 4 GB.
- GRID K520 is used in Desktops, and Radeon RX 640 - in Laptops.
- GRID K520 is build with Kepler architecture, and Radeon RX 640 - with Polaris.
- Core clock speed of Radeon RX 640 is 473 MHz higher, than GRID K520.
- GRID K520 is manufactured by 28 nm process technology, and Radeon RX 640 - by 14 nm process technology.
- Memory clock speed of Radeon RX 640 is 1000 MHz higher, than GRID K520.
Game benchmarks
| high / 1080p | 16−18 | 5−6 |
| ultra / 1080p | 9−10 | 3−4 |
| QHD / 1440p | 4−5 | 2−3 |
| 4K / 2160p | 4−5 | − |
| low / 720p | 30−35 | 16−18 |
| medium / 1080p | 20−22 | 7−8 |
| The average gaming FPS of GRID K520 in Assassin's Creed Odyssey is 128% more, than Radeon RX 640. | ||
| high / 1080p | 24−27 | 10−12 |
| ultra / 1080p | 21−24 | 8−9 |
| QHD / 1440p | 9−10 | 0−1 |
| 4K / 2160p | 6−7 | − |
| low / 720p | 55−60 | 24−27 |
| medium / 1080p | 27−30 | 10−12 |
| The average gaming FPS of GRID K520 in Battlefield 5 is 135% more, than Radeon RX 640. | ||
| low / 768p | 45−50 | 45−50 |
| high / 1080p | − | 40−45 |
| QHD / 1440p | 0−1 | 0−1 |
| GRID K520 and Radeon RX 640 have the same average FPS in Call of Duty: Warzone. | ||
| low / 768p | 210−220 | 130−140 |
| medium / 768p | 180−190 | 100−110 |
| ultra / 1080p | 100−110 | 50−55 |
| QHD / 1440p | 55−60 | 27−30 |
| 4K / 2160p | 30−35 | 12−14 |
| high / 768p | 140−150 | 80−85 |
| The average gaming FPS of GRID K520 in Counter-Strike: Global Offensive is 78% more, than Radeon RX 640. | ||
| low / 768p | 55−60 | 50−55 |
| ultra / 1080p | 40−45 | 18−20 |
| medium / 1080p | 45−50 | 45−50 |
| The average gaming FPS of GRID K520 in Cyberpunk 2077 is 25% more, than Radeon RX 640. | ||
| low / 768p | 110−120 | 80−85 |
| medium / 768p | 95−100 | 55−60 |
| ultra / 1080p | 65−70 | 30−35 |
| The average gaming FPS of GRID K520 in Dota 2 is 63% more, than Radeon RX 640. | ||
| high / 1080p | 18−20 | 7−8 |
| ultra / 1080p | 18−20 | 5−6 |
| QHD / 1440p | 16−18 | − |
| 4K / 2160p | 6−7 | 5−6 |
| low / 720p | 40−45 | 18−20 |
| medium / 1080p | 21−24 | 8−9 |
| The average gaming FPS of GRID K520 in Far Cry 5 is 133% more, than Radeon RX 640. | ||
| high / 1080p | 27−30 | 7−8 |
| ultra / 1080p | 21−24 | 0−1 |
| QHD / 1440p | 16−18 | 0−1 |
| low / 720p | 100−110 | 60−65 |
| medium / 1080p | 55−60 | 18−20 |
| The average gaming FPS of GRID K520 in Fortnite is 117% more, than Radeon RX 640. | ||
| high / 1080p | 27−30 | 10−11 |
| ultra / 1080p | 21−24 | − |
| QHD / 1440p | 10−11 | − |
| 4K / 2160p | 10−11 | 8−9 |
| low / 720p | 55−60 | 24−27 |
| medium / 1080p | 30−35 | 12−14 |
| The average gaming FPS of GRID K520 in Forza Horizon 4 is 128% more, than Radeon RX 640. | ||
| low / 768p | 90−95 | 50−55 |
| medium / 768p | 80−85 | − |
| high / 1080p | 30−35 | 10−12 |
| ultra / 1080p | 12−14 | 5−6 |
| QHD / 1440p | 4−5 | − |
| medium / 720p | − | 45−50 |
| The average gaming FPS of GRID K520 in Grand Theft Auto V is 100% more, than Radeon RX 640. | ||
| high / 1080p | 10−11 | 3−4 |
| ultra / 1080p | 8−9 | 1−2 |
| 4K / 2160p | 3−4 | − |
| low / 720p | 30−35 | 10−11 |
| medium / 1080p | 14−16 | 5−6 |
| The average gaming FPS of GRID K520 in Metro Exodus is 220% more, than Radeon RX 640. | ||
| low / 768p | 110−120 | 90−95 |
| ultra / 1080p | − | 80−85 |
| medium / 1080p | 100−110 | − |
| The average gaming FPS of GRID K520 in Minecraft is 25% more, than Radeon RX 640. | ||
| high / 1080p | 24−27 | 6−7 |
| ultra / 1080p | 18−20 | 2−3 |
| 4K / 2160p | − | 0−1 |
| low / 720p | 60−65 | 27−30 |
| medium / 1080p | 24−27 | 10−11 |
| The average gaming FPS of GRID K520 in PLAYERUNKNOWN'S BATTLEGROUNDS is 175% more, than Radeon RX 640. | ||
| high / 1080p | 14−16 | − |
| ultra / 1080p | 10−11 | − |
| QHD / 1440p | 0−1 | − |
| low / 720p | 30−35 | 10−12 |
| medium / 1080p | 16−18 | 9−10 |
| The average gaming FPS of GRID K520 in Red Dead Redemption 2 is 140% more, than Radeon RX 640. | ||
| low / 768p | 60−65 | 21−24 |
| medium / 768p | 35−40 | 14−16 |
| high / 1080p | 20−22 | 6−7 |
| ultra / 1080p | 12−14 | 4−5 |
| 4K / 2160p | 8−9 | 3−4 |
| The average gaming FPS of GRID K520 in The Witcher 3: Wild Hunt is 180% more, than Radeon RX 640. | ||
| low / 768p | 100−110 | 75−80 |
| medium / 768p | 60−65 | 40−45 |
| ultra / 1080p | 35−40 | 18−20 |
| high / 768p | 55−60 | 35−40 |
| The average gaming FPS of GRID K520 in World of Tanks is 47% more, than Radeon RX 640. | ||
Full Specs
| GRID K520 | Radeon RX 640 | |
| Architecture | Kepler | Polaris |
| Code name | GK104 | Polaris 12 |
| Type | Workstation | Laptop |
| Release date | 23 July 2013 | 12 August 2019 |
| Pipelines | 1536 | 640 |
| Core clock speed | 745 MHz | 1218 MHz |
| Boost Clock | 1218 MHz | |
| Transistor count | 3,540 million | 2,200 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Texture fill rate | 95.36 | 38.98 |
| Floating-point performance | 2x 2,448 gflops | |
| Length | 267 mm | |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 5000 MHz | 6000 MHz |
| Memory bandwidth | 160.0 GB/s | 112.0 GB/s |
| Shared memory | - | |
| DirectX | 12 (11_0) | 12 (12_0) |
| Shader Model | 5.1 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.1.126 | 1.2.131 |
| CUDA | 3.0 | |
| FreeSync | + | |
| Bitcoin / BTC (SHA256) | 76 Mh/s | |
| Laptop size | large | |
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