Radeon HD 6850 X2 vs Radeon HD 8790M
Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6850 X2 and Radeon HD 8790M. 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 Radeon HD 6850 X2 and Radeon HD 8790M. 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 HD 6850 X2
Radeon HD 8790M is a Laptop Graphics Card
Note: Radeon HD 8790M 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 HD 8790M here:
Main Specs
| Radeon HD 6850 X2 | Radeon HD 8790M | |
| Power consumption (TDP) | 254 Watt | |
| Interface | PCIe 2.0 x16 | MXM-A (3.0) |
| Supplementary power connectors | 2x 8-pin | None |
| Memory type | GDDR5 | GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Display Connectors | 2x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| Check Price |
- Radeon HD 6850 X2 is connected by PCIe 2.0 x16, and Radeon HD 8790M uses MXM-A (3.0) interface.
- Radeon HD 6850 X2 and Radeon HD 8790M have maximum RAM of 2 GB.
- Radeon HD 6850 X2 is used in Desktops, and Radeon HD 8790M - in Laptops.
- Radeon HD 6850 X2 is build with TeraScale 2 architecture, and Radeon HD 8790M - with GCN.
- Core clock speed of Radeon HD 8790M is 50 MHz higher, than Radeon HD 6850 X2.
- Radeon HD 6850 X2 is manufactured by 40 nm process technology, and Radeon HD 8790M - by 28 nm process technology.
- Memory clock speed of Radeon HD 8790M is 300 MHz higher, than Radeon HD 6850 X2.
Game benchmarks
| high / 1080p | 12−14 | 3−4 |
| ultra / 1080p | 7−8 | 1−2 |
| QHD / 1440p | 2−3 | 0−1 |
| low / 720p | 27−30 | 14−16 |
| medium / 1080p | 16−18 | 6−7 |
| The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 166% more, than Radeon HD 8790M. | ||
| high / 1080p | 21−24 | 8−9 |
| ultra / 1080p | 18−20 | 6−7 |
| QHD / 1440p | 4−5 | 0−1 |
| low / 720p | 45−50 | 21−24 |
| medium / 1080p | 21−24 | 9−10 |
| The average gaming FPS of Radeon HD 6850 X2 in Battlefield 5 is 145% more, than Radeon HD 8790M. | ||
| low / 768p | 45−50 | 45−50 |
| high / 1080p | − | 40−45 |
| QHD / 1440p | 0−1 | 0−1 |
| Radeon HD 6850 X2 and Radeon HD 8790M have the same average FPS in Call of Duty: Warzone. | ||
| low / 768p | 190−200 | 120−130 |
| medium / 768p | 160−170 | 100−110 |
| ultra / 1080p | 85−90 | 50−55 |
| QHD / 1440p | 45−50 | 24−27 |
| 4K / 2160p | 30−33 | − |
| high / 768p | 120−130 | 75−80 |
| The average gaming FPS of Radeon HD 6850 X2 in Counter-Strike: Global Offensive is 61% more, than Radeon HD 8790M. | ||
| low / 768p | 55−60 | 70−75 |
| ultra / 1080p | 35−40 | 21−24 |
| medium / 1080p | 45−50 | 40−45 |
| The average gaming FPS of Radeon HD 6850 X2 in Cyberpunk 2077 is 4% more, than Radeon HD 8790M. | ||
| low / 768p | 100−110 | 75−80 |
| medium / 768p | 85−90 | 55−60 |
| ultra / 1080p | 55−60 | 30−35 |
| The average gaming FPS of Radeon HD 6850 X2 in Dota 2 is 50% more, than Radeon HD 8790M. | ||
| high / 1080p | 14−16 | 4−5 |
| ultra / 1080p | 14−16 | 4−5 |
| 4K / 2160p | 5−6 | 1−2 |
| low / 720p | 30−35 | 14−16 |
| medium / 1080p | 16−18 | 6−7 |
| The average gaming FPS of Radeon HD 6850 X2 in Far Cry 5 is 183% more, than Radeon HD 8790M. | ||
| high / 1080p | 21−24 | 12−14 |
| ultra / 1080p | 16−18 | 7−8 |
| QHD / 1440p | 16−18 | 4−5 |
| low / 720p | 85−90 | 60−65 |
| medium / 1080p | 45−50 | 18−20 |
| The average gaming FPS of Radeon HD 6850 X2 in Fortnite is 80% more, than Radeon HD 8790M. | ||
| high / 1080p | 21−24 | 8−9 |
| ultra / 1080p | 16−18 | 7−8 |
| QHD / 1440p | 7−8 | 0−1 |
| low / 720p | 45−50 | 21−24 |
| medium / 1080p | 24−27 | 10−11 |
| The average gaming FPS of Radeon HD 6850 X2 in Forza Horizon 4 is 133% more, than Radeon HD 8790M. | ||
| low / 768p | 75−80 | 50−55 |
| medium / 768p | 65−70 | − |
| high / 1080p | 24−27 | 10−11 |
| ultra / 1080p | 10−11 | 4−5 |
| QHD / 1440p | 1−2 | 0−1 |
| medium / 720p | − | 40−45 |
| The average gaming FPS of Radeon HD 6850 X2 in Grand Theft Auto V is 68% more, than Radeon HD 8790M. | ||
| high / 1080p | 8−9 | 2−3 |
| ultra / 1080p | 6−7 | 0−1 |
| 4K / 2160p | 2−3 | 0−1 |
| low / 720p | 24−27 | 9−10 |
| medium / 1080p | 10−12 | 4−5 |
| The average gaming FPS of Radeon HD 6850 X2 in Metro Exodus is 200% more, than Radeon HD 8790M. | ||
| low / 768p | 100−110 | 85−90 |
| high / 1080p | − | 70−75 |
| ultra / 1080p | 95−100 | − |
| medium / 1080p | 100−110 | − |
| The average gaming FPS of Radeon HD 6850 X2 in Minecraft is 20% more, than Radeon HD 8790M. | ||
| high / 1080p | 21−24 | − |
| ultra / 1080p | 16−18 | 12−14 |
| low / 720p | 50−55 | 30−35 |
| medium / 1080p | 21−24 | 14−16 |
| The average gaming FPS of Radeon HD 6850 X2 in PLAYERUNKNOWN'S BATTLEGROUNDS is 50% more, than Radeon HD 8790M. | ||
| high / 1080p | 12−14 | 7−8 |
| ultra / 1080p | 9−10 | 4−5 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 24−27 | 8−9 |
| medium / 1080p | 14−16 | 8−9 |
| The average gaming FPS of Radeon HD 6850 X2 in Red Dead Redemption 2 is 114% more, than Radeon HD 8790M. | ||
| low / 768p | 45−50 | 20−22 |
| medium / 768p | 27−30 | 12−14 |
| high / 1080p | 16−18 | 7−8 |
| ultra / 1080p | 9−10 | 5−6 |
| 4K / 2160p | 7−8 | 1−2 |
| The average gaming FPS of Radeon HD 6850 X2 in The Witcher 3: Wild Hunt is 144% more, than Radeon HD 8790M. | ||
| low / 768p | 95−100 | 75−80 |
| medium / 768p | 55−60 | 40−45 |
| ultra / 1080p | 30−35 | 18−20 |
| high / 768p | 50−55 | 30−35 |
| The average gaming FPS of Radeon HD 6850 X2 in World of Tanks is 42% more, than Radeon HD 8790M. | ||
Full Specs
| Radeon HD 6850 X2 | Radeon HD 8790M | |
| Architecture | TeraScale 2 | GCN |
| Code name | Barts | Mars XTX |
| Type | Desktop | Laptop |
| Release date | 19 September 2011 | 16 November 2012 |
| Pipelines | 960 | 384 |
| Core clock speed | 800 MHz | 850 MHz |
| Boost Clock | 900 MHz | |
| Transistor count | 1,700 million | 950 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Texture fill rate | 38.40 | 21.60 |
| Floating-point performance | 2x 1,536.0 gflops | 691.2 gflops |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 4200 MHz | 4500 MHz |
| Memory bandwidth | 134.4 GB/s | 64 GB/s |
| Shared memory | - | |
| DirectX | 11.2 (11_0) | 12 (11_1) |
| Shader Model | 5.0 | 5.1 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | N/A | 1.2.131 |
| Bitcoin / BTC (SHA256) | 80 Mh/s | |
| Laptop size | medium sized | |
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