Radeon HD 7870 XT vs Radeon HD 8770M
When choosing between Radeon HD 7870 XT and Radeon HD 8770M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7870 XT and Radeon HD 8770M.
Radeon HD 7870 XT
Radeon HD 8770M is a Laptop Graphics Card
Note: Radeon HD 8770M 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 8770M here:
Main Specs
Radeon HD 7870 XT | Radeon HD 8770M | |
Power consumption (TDP) | 185 Watt | |
Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
Supplementary power connectors | 2x 6-pin | |
Memory type | GDDR5 | GDDR5 |
Maximum RAM amount | 2 GB | 2 GB |
Display Connectors | 1x DVI, 1x HDMI, 2x mini-DisplayPort | No outputs |
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- Radeon HD 7870 XT is connected by PCIe 3.0 x16, and Radeon HD 8770M uses PCIe 3.0 x8 interface.
- Radeon HD 7870 XT and Radeon HD 8770M have maximum RAM of 2 GB.
- Radeon HD 7870 XT is used in Desktops, and Radeon HD 8770M - in Laptops.
- Radeon HD 7870 XT is build with GCN 1.0 architecture, and Radeon HD 8770M - with GCN.
- Core clock speed of Radeon HD 7870 XT is 150 MHz higher, than Radeon HD 8770M.
- Radeon HD 7870 XT and Radeon HD 8770M are manufactured by 28 nm process technology.
- Memory clock speed of Radeon HD 7870 XT is 1500 MHz higher, than Radeon HD 8770M.
Game benchmarks
high / 1080p | 35−40 | 7−8 |
ultra / 1080p | 21−24 | 4−5 |
QHD / 1440p | 16−18 | 0−1 |
4K / 2160p | 10−11 | − |
low / 720p | 60−65 | 16−18 |
medium / 1080p | 40−45 | 8−9 |
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 355% more, than Radeon HD 8770M. | ||
high / 1080p | 55−60 | 12−14 |
ultra / 1080p | 45−50 | 10−11 |
QHD / 1440p | 35−40 | 0−1 |
4K / 2160p | 18−20 | − |
low / 720p | 100−110 | 24−27 |
medium / 1080p | 60−65 | 12−14 |
The average gaming FPS of Radeon HD 7870 XT in Battlefield 5 is 353% more, than Radeon HD 8770M. | ||
low / 768p | 50−55 | 45−50 |
high / 1080p | − | 45−50 |
QHD / 1440p | 0−1 | 0−1 |
The average gaming FPS of Radeon HD 7870 XT in Call of Duty: Warzone is 10% more, than Radeon HD 8770M. | ||
low / 768p | 250−260 | 140−150 |
medium / 768p | 220−230 | 110−120 |
ultra / 1080p | 180−190 | 55−60 |
QHD / 1440p | 110−120 | 30−33 |
4K / 2160p | 70−75 | 27−30 |
high / 768p | 210−220 | 80−85 |
The average gaming FPS of Radeon HD 7870 XT in Counter-Strike: Global Offensive is 132% more, than Radeon HD 8770M. | ||
low / 768p | 60−65 | 55−60 |
ultra / 1080p | − | 20−22 |
medium / 1080p | 55−60 | 45−50 |
The average gaming FPS of Radeon HD 7870 XT in Cyberpunk 2077 is 15% more, than Radeon HD 8770M. | ||
low / 768p | 120−130 | 80−85 |
medium / 768p | 110−120 | 60−65 |
ultra / 1080p | 100−110 | 35−40 |
The average gaming FPS of Radeon HD 7870 XT in Dota 2 is 91% more, than Radeon HD 8770M. | ||
high / 1080p | 45−50 | 8−9 |
ultra / 1080p | 40−45 | 8−9 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 14−16 | 3−4 |
low / 720p | 80−85 | 18−20 |
medium / 1080p | 45−50 | 9−10 |
The average gaming FPS of Radeon HD 7870 XT in Far Cry 5 is 422% more, than Radeon HD 8770M. | ||
high / 1080p | 60−65 | 14−16 |
ultra / 1080p | 45−50 | 10−11 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 27−30 | − |
low / 720p | 180−190 | 60−65 |
medium / 1080p | 110−120 | 24−27 |
The average gaming FPS of Radeon HD 7870 XT in Fortnite is 264% more, than Radeon HD 8770M. | ||
high / 1080p | 60−65 | 12−14 |
ultra / 1080p | 45−50 | 10−12 |
QHD / 1440p | 30−35 | 1−2 |
4K / 2160p | 24−27 | − |
low / 720p | 100−110 | 27−30 |
medium / 1080p | 65−70 | 14−16 |
The average gaming FPS of Radeon HD 7870 XT in Forza Horizon 4 is 384% more, than Radeon HD 8770M. | ||
low / 768p | 140−150 | 50−55 |
medium / 768p | 120−130 | 45−50 |
high / 1080p | 70−75 | 12−14 |
ultra / 1080p | 30−35 | 6−7 |
QHD / 1440p | 21−24 | 0−1 |
The average gaming FPS of Radeon HD 7870 XT in Grand Theft Auto V is 220% more, than Radeon HD 8770M. | ||
high / 1080p | 24−27 | 5−6 |
ultra / 1080p | 20−22 | 3−4 |
QHD / 1440p | 16−18 | − |
4K / 2160p | 8−9 | 0−1 |
low / 720p | 65−70 | 12−14 |
medium / 1080p | 30−35 | 6−7 |
The average gaming FPS of Radeon HD 7870 XT in Metro Exodus is 414% more, than Radeon HD 8770M. | ||
low / 768p | 130−140 | 95−100 |
high / 1080p | − | 90−95 |
ultra / 1080p | − | 80−85 |
medium / 1080p | 120−130 | 90−95 |
The average gaming FPS of Radeon HD 7870 XT in Minecraft is 36% more, than Radeon HD 8770M. | ||
high / 1080p | − | 16−18 |
ultra / 1080p | 14−16 | 14−16 |
low / 720p | 100−110 | 30−35 |
medium / 1080p | 18−20 | 18−20 |
The average gaming FPS of Radeon HD 7870 XT in PLAYERUNKNOWN'S BATTLEGROUNDS is 109% more, than Radeon HD 8770M. | ||
high / 1080p | 24−27 | − |
ultra / 1080p | 16−18 | 7−8 |
QHD / 1440p | 10−11 | 0−1 |
4K / 2160p | 7−8 | − |
low / 720p | 65−70 | 12−14 |
medium / 1080p | 35−40 | 10−12 |
The average gaming FPS of Radeon HD 7870 XT in Red Dead Redemption 2 is 300% more, than Radeon HD 8770M. | ||
low / 768p | 130−140 | 24−27 |
medium / 768p | 85−90 | 16−18 |
high / 1080p | 45−50 | 9−10 |
ultra / 1080p | 24−27 | 6−7 |
4K / 2160p | 16−18 | 6−7 |
The average gaming FPS of Radeon HD 7870 XT in The Witcher 3: Wild Hunt is 376% more, than Radeon HD 8770M. | ||
low / 768p | 90−95 | 85−90 |
medium / 768p | 60−65 | 45−50 |
ultra / 1080p | 50−55 | 20−22 |
high / 768p | 60−65 | 35−40 |
The average gaming FPS of Radeon HD 7870 XT in World of Tanks is 39% more, than Radeon HD 8770M. |
Full Specs
Radeon HD 7870 XT | Radeon HD 8770M | |
Architecture | GCN 1.0 | GCN |
Code name | Tahiti | Mars |
Type | Desktop | Laptop |
Release date | 19 November 2012 | 16 November 2012 |
Pipelines | 1536 | 384 |
Core clock speed | 925 MHz | 775 MHz |
Boost Clock | 975 MHz | 825 MHz |
Transistor count | 4,313 million | 950 million |
Manufacturing process technology | 28 nm | 28 nm |
Texture fill rate | 93.60 | 19.80 |
Floating-point performance | 2,995 gflops | 633.6 gflops |
Length | 267 mm | |
Memory bus width | 256 Bit | 128 Bit |
Memory clock speed | 6000 MHz | 4500 MHz |
Memory bandwidth | 192.0 GB/s | 72 GB/s |
Shared memory | - | |
DirectX | 12 (11_1) | 12 (11_1) |
Shader Model | 5.1 | 5.1 |
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 1.2 |
Vulkan | 1.2.131 | 1.2.131 |
Bitcoin / BTC (SHA256) | 346 Mh/s | |
Laptop size | medium sized | |
Ethereum / ETH (DaggerHashimoto) | 14.5 Mh/s | |
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