Mobility Radeon HD 4870 X2 vs Radeon HD 7870 XT
If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 4870 X2 and Radeon HD 7870 XT, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Mobility Radeon HD 4870 X2 stacks up against Radeon HD 7870 XT, check out specs charts below.
Radeon HD 7870 XT
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Mobility Radeon HD 4870 X2 is a Laptop Graphics Card
Note: Mobility Radeon HD 4870 X2 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 Mobility Radeon HD 4870 X2 here:
Main Specs
Mobility Radeon HD 4870 X2 | Radeon HD 7870 XT | |
Power consumption (TDP) | 185 Watt | |
Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
Supplementary power connectors | 2x 6-pin | |
Memory type | GDDR3, GDDR5 | GDDR5 |
Maximum RAM amount | 2 GB | 2 GB |
Display Connectors | No outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
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- Mobility Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon HD 7870 XT uses PCIe 3.0 x16 interface.
- Mobility Radeon HD 4870 X2 and Radeon HD 7870 XT have maximum RAM of 2 GB.
- Mobility Radeon HD 4870 X2 is used in Laptops, and Radeon HD 7870 XT - in Desktops.
- Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Radeon HD 7870 XT - with GCN 1.0.
- Core clock speed of Radeon HD 7870 XT is 375 MHz higher, than Mobility Radeon HD 4870 X2.
- Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon HD 7870 XT - by 28 nm process technology.
- Memory clock speed of Radeon HD 7870 XT is 5112 MHz higher, than Mobility Radeon HD 4870 X2.
Game benchmarks
high / 1080p | 9−10 | 35−40 |
ultra / 1080p | 5−6 | 21−24 |
QHD / 1440p | 0−1 | 16−18 |
4K / 2160p | − | 10−11 |
low / 720p | 21−24 | 60−65 |
medium / 1080p | 12−14 | 40−45 |
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 241% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 16−18 | 55−60 |
ultra / 1080p | 14−16 | 45−50 |
QHD / 1440p | 0−1 | 35−40 |
4K / 2160p | − | 18−20 |
low / 720p | 35−40 | 100−110 |
medium / 1080p | 16−18 | 60−65 |
The average gaming FPS of Radeon HD 7870 XT in Battlefield 5 is 223% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 45−50 | 50−55 |
QHD / 1440p | 0−1 | 0−1 |
The average gaming FPS of Radeon HD 7870 XT in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 160−170 | 250−260 |
medium / 768p | 130−140 | 220−230 |
ultra / 1080p | 70−75 | 180−190 |
QHD / 1440p | 40−45 | 110−120 |
4K / 2160p | 30−33 | 70−75 |
high / 768p | 100−110 | 210−220 |
The average gaming FPS of Radeon HD 7870 XT in Counter-Strike: Global Offensive is 94% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 55−60 | 60−65 |
ultra / 1080p | 27−30 | − |
medium / 1080p | 45−50 | 55−60 |
The average gaming FPS of Radeon HD 7870 XT in Cyberpunk 2077 is 15% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 90−95 | 120−130 |
medium / 768p | 70−75 | 110−120 |
ultra / 1080p | 45−50 | 100−110 |
The average gaming FPS of Radeon HD 7870 XT in Dota 2 is 64% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 10−12 | 45−50 |
ultra / 1080p | 10−11 | 40−45 |
QHD / 1440p | − | 27−30 |
4K / 2160p | 4−5 | 14−16 |
low / 720p | 24−27 | 80−85 |
medium / 1080p | 12−14 | 45−50 |
The average gaming FPS of Radeon HD 7870 XT in Far Cry 5 is 291% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 18−20 | 60−65 |
ultra / 1080p | 12−14 | 45−50 |
QHD / 1440p | − | 27−30 |
4K / 2160p | − | 27−30 |
low / 720p | 75−80 | 180−190 |
medium / 1080p | 30−35 | 110−120 |
The average gaming FPS of Radeon HD 7870 XT in Fortnite is 191% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 16−18 | 60−65 |
ultra / 1080p | 14−16 | 45−50 |
QHD / 1440p | 4−5 | 30−35 |
4K / 2160p | − | 24−27 |
low / 720p | 35−40 | 100−110 |
medium / 1080p | 18−20 | 65−70 |
The average gaming FPS of Radeon HD 7870 XT in Forza Horizon 4 is 250% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 65−70 | 140−150 |
medium / 768p | 55−60 | 120−130 |
high / 1080p | 18−20 | 70−75 |
ultra / 1080p | 8−9 | 30−35 |
QHD / 1440p | 0−1 | 21−24 |
The average gaming FPS of Radeon HD 7870 XT in Grand Theft Auto V is 144% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 6−7 | 24−27 |
ultra / 1080p | 4−5 | 20−22 |
QHD / 1440p | − | 16−18 |
4K / 2160p | 1−2 | 8−9 |
low / 720p | 18−20 | 65−70 |
medium / 1080p | 8−9 | 30−35 |
The average gaming FPS of Radeon HD 7870 XT in Metro Exodus is 287% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 100−110 | 130−140 |
ultra / 1080p | 90−95 | − |
medium / 1080p | 95−100 | 120−130 |
The average gaming FPS of Radeon HD 7870 XT in Minecraft is 28% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 18−20 | − |
ultra / 1080p | 14−16 | 14−16 |
low / 720p | 40−45 | 100−110 |
medium / 1080p | 20−22 | 18−20 |
The average gaming FPS of Radeon HD 7870 XT in PLAYERUNKNOWN'S BATTLEGROUNDS is 76% more, than Mobility Radeon HD 4870 X2. | ||
high / 1080p | 12−14 | 24−27 |
ultra / 1080p | 8−9 | 16−18 |
QHD / 1440p | 0−1 | 10−11 |
4K / 2160p | − | 7−8 |
low / 720p | 18−20 | 65−70 |
medium / 1080p | 12−14 | 35−40 |
The average gaming FPS of Radeon HD 7870 XT in Red Dead Redemption 2 is 176% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 35−40 | 130−140 |
medium / 768p | 21−24 | 85−90 |
high / 1080p | 12−14 | 45−50 |
ultra / 1080p | 8−9 | 24−27 |
4K / 2160p | 7−8 | 16−18 |
The average gaming FPS of Radeon HD 7870 XT in The Witcher 3: Wild Hunt is 264% more, than Mobility Radeon HD 4870 X2. | ||
low / 768p | 90−95 | 90−95 |
medium / 768p | 50−55 | 60−65 |
ultra / 1080p | 24−27 | 50−55 |
high / 768p | 40−45 | 60−65 |
The average gaming FPS of Radeon HD 7870 XT in World of Tanks is 26% more, than Mobility Radeon HD 4870 X2. |
Full Specs
Mobility Radeon HD 4870 X2 | Radeon HD 7870 XT | |
Architecture | Terascale 1 | GCN 1.0 |
Code name | M98-XT | Tahiti |
Type | Laptop | Desktop |
Release date | 9 January 2009 | 19 November 2012 |
Pipelines | 1600 | 1536 |
Core clock speed | 550 MHz | 925 MHz |
Boost Clock | 975 MHz | |
Transistor count | 956 million | 4,313 million |
Manufacturing process technology | 55 nm | 28 nm |
Texture fill rate | 22.00 | 93.60 |
Floating-point performance | 2x 880.0 gflops | 2,995 gflops |
Length | 267 mm | |
Memory bus width | 256 Bit | 256 Bit |
Memory clock speed | 888 MHz | 6000 MHz |
Memory bandwidth | 89.6 GB/s | 192.0 GB/s |
Shared memory | - | |
DirectX | 10.1 (10_1) | 12 (11_1) |
Shader Model | 4.1 | 5.1 |
OpenGL | 3.3 | 4.6 |
OpenCL | 1.1 | 1.2 |
Vulkan | N/A | 1.2.131 |
Bitcoin / BTC (SHA256) | 346 Mh/s | |
Laptop size | large | |
Ethereum / ETH (DaggerHashimoto) | 14.5 Mh/s | |
Check Price |
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