Mobility Radeon HD 3870 X2 vs GeForce GTX 675MX
Aggregated performance score
GeForce GTX 675MX outperforms Mobility Radeon HD 3870 X2 by 225% based on our aggregated benchmark results.
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 511 | 816 |
| Place by popularity | not in top-100 | not in top-100 |
| Value for money | 0.84 | no data |
| Architecture | Kepler (2012−2018) | RV6xx (2007−2010) |
| GPU code name | N13E-GSR | M88-XT CF |
| Market segment | Laptop | Laptop |
| Release date | 1 October 2012 (11 years old) | 1 September 2008 (15 years old) |
| Current price | $868 | no data |
Value for money
Performance to price ratio. The higher, the better.
Technical specs
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 960 | 640 |
| CUDA cores | 960 | no data |
| Core clock speed | 600 MHz | 660 MHz |
| Number of transistors | 3,540 million | 666 million |
| Manufacturing process technology | 28 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 110 Watt |
| Texture fill rate | 48.0 billion/sec | 10.56 |
| Floating-point performance | 1,256 gflops | 2x 422.4 gflops |
Size and compatibility
Information on GeForce GTX 675MX and Mobility Radeon HD 3870 X2 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
| Laptop size | large | large |
| Bus support | PCI Express 2.0 | no data |
| Interface | MXM-B (3.0) | PCIe 2.0 x16 |
| Supplementary power connectors | None | no data |
| SLI options | + | no data |
Memory
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR5 | GDDR3 |
| Maximum RAM amount | 2 GB | 512 MB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 1800 MHz | 850 MHz |
| Memory bandwidth | 115.2 GB/s | 54.4 GB/s |
| Shared memory | - | - |
Video outputs and ports
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | No outputs | No outputs |
| HDMI | + | no data |
| HDCP | + | no data |
| Maximum VGA resolution | Up to 2048x1536 | no data |
Technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Optimus | + | no data |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 API | 10.1 (10_1) |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.5 | 3.3 |
| OpenCL | 1.1 | N/A |
| Vulkan | 1.1.126 | N/A |
| CUDA | + | no data |
Synthetic benchmark performance
Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
GeForce GTX 675MX outperforms Mobility Radeon HD 3870 X2 by 225% based on our aggregated benchmark results.
3DMark Vantage Performance
3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.
Benchmark coverage: 17%
GeForce GTX 675MX outperforms Mobility Radeon HD 3870 X2 by 175% in 3DMark Vantage Performance.
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Average FPS across all PC games
Here are the average frames per second in a large set of popular games across different resolutions:
| Full HD | 50
+257%
| 14−16
−257%
|
Performance in popular games
Full HD
Low Preset
| Cyberpunk 2077 | 10−12
+120%
|
5−6
−120%
|
Full HD
Medium Preset
| Assassin's Creed Odyssey | 14−16
+600%
|
2−3
−600%
|
| Assassin's Creed Valhalla | 9−10
+350%
|
2−3
−350%
|
| Battlefield 5 | 21−24
+667%
|
3−4
−667%
|
| Call of Duty: Modern Warfare | 20−22
+81.8%
|
10−12
−81.8%
|
| Cyberpunk 2077 | 10−12
+120%
|
5−6
−120%
|
| Far Cry 5 | 16−18
+750%
|
2−3
−750%
|
| Far Cry New Dawn | 18−20
+800%
|
2−3
−800%
|
| Forza Horizon 4 | 24−27
+500%
|
4−5
−500%
|
| Hitman 3 | 16−18
+325%
|
4−5
−325%
|
| Horizon Zero Dawn | 14−16
+367%
|
3−4
−367%
|
| Red Dead Redemption 2 | 12−14
+160%
|
5−6
−160%
|
| Shadow of the Tomb Raider | 16−18
+100%
|
8−9
−100%
|
| Watch Dogs: Legion | 10−12
+267%
|
3−4
−267%
|
Full HD
High Preset
| Assassin's Creed Odyssey | 14−16
+600%
|
2−3
−600%
|
| Assassin's Creed Valhalla | 9−10
+350%
|
2−3
−350%
|
| Battlefield 5 | 21−24
+667%
|
3−4
−667%
|
| Call of Duty: Modern Warfare | 20−22
+81.8%
|
10−12
−81.8%
|
| Cyberpunk 2077 | 10−12
+120%
|
5−6
−120%
|
| Far Cry 5 | 16−18
+750%
|
2−3
−750%
|
| Far Cry New Dawn | 18−20
+800%
|
2−3
−800%
|
| Forza Horizon 4 | 24−27
+500%
|
4−5
−500%
|
| Hitman 3 | 16−18
+325%
|
4−5
−325%
|
| Horizon Zero Dawn | 14−16
+367%
|
3−4
−367%
|
| Metro Exodus | 10−11
+233%
|
3−4
−233%
|
| Red Dead Redemption 2 | 12−14
+160%
|
5−6
−160%
|
| Shadow of the Tomb Raider | 16−18
+100%
|
8−9
−100%
|
| The Witcher 3: Wild Hunt | 14−16
+150%
|
6−7
−150%
|
| Watch Dogs: Legion | 10−12
+267%
|
3−4
−267%
|
Full HD
Ultra Preset
| Assassin's Creed Odyssey | 14−16
+600%
|
2−3
−600%
|
| Assassin's Creed Valhalla | 9−10
+350%
|
2−3
−350%
|
| Battlefield 5 | 21−24
+667%
|
3−4
−667%
|
| Cyberpunk 2077 | 10−12
+120%
|
5−6
−120%
|
| Far Cry 5 | 16−18
+750%
|
2−3
−750%
|
| Far Cry New Dawn | 18−20
+800%
|
2−3
−800%
|
| Forza Horizon 4 | 24−27
+500%
|
4−5
−500%
|
| The Witcher 3: Wild Hunt | 14−16
+150%
|
6−7
−150%
|
| Watch Dogs: Legion | 10−12
+267%
|
3−4
−267%
|
1440p
High Preset
| Call of Duty: Modern Warfare | 10−12
+175%
|
4−5
−175%
|
| Hitman 3 | 10−12
+120%
|
5−6
−120%
|
| Horizon Zero Dawn | 12−14
+44.4%
|
9−10
−44.4%
|
| Metro Exodus | 5−6 | 0−1 |
| Red Dead Redemption 2 | 5−6
+400%
|
1−2
−400%
|
| Shadow of the Tomb Raider | 10−11
+66.7%
|
6−7
−66.7%
|
1440p
Ultra Preset
| Assassin's Creed Odyssey | 6−7
+500%
|
1−2
−500%
|
| Assassin's Creed Valhalla | 2−3 | 0−1 |
| Battlefield 5 | 8−9
+300%
|
2−3
−300%
|
| Cyberpunk 2077 | 3−4
+200%
|
1−2
−200%
|
| Far Cry 5 | 10−12
+267%
|
3−4
−267%
|
| Far Cry New Dawn | 9−10
+350%
|
2−3
−350%
|
| Forza Horizon 4 | 10−12
+267%
|
3−4
−267%
|
| The Witcher 3: Wild Hunt | 6−7
+200%
|
2−3
−200%
|
| Watch Dogs: Legion | 2−3 | 0−1 |
4K
High Preset
| Call of Duty: Modern Warfare | 5−6
+150%
|
2−3
−150%
|
| Hitman 3 | 7−8
+250%
|
2−3
−250%
|
| Horizon Zero Dawn | 8−9
+14.3%
|
7−8
−14.3%
|
| Metro Exodus | 1−2 | 0−1 |
| Red Dead Redemption 2 | 4−5
+300%
|
1−2
−300%
|
| Shadow of the Tomb Raider | 3−4 | 0−1 |
| The Witcher 3: Wild Hunt | 4−5
+300%
|
1−2
−300%
|
4K
Ultra Preset
| Assassin's Creed Odyssey | 4−5
+300%
|
1−2
−300%
|
| Assassin's Creed Valhalla | 3−4
+200%
|
1−2
−200%
|
| Battlefield 5 | 3−4 | 0−1 |
| Cyberpunk 2077 | 1−2 | 0−1 |
| Far Cry 5 | 6−7
+100%
|
3−4
−100%
|
| Far Cry New Dawn | 9−10
+80%
|
5−6
−80%
|
| Forza Horizon 4 | 7−8
+250%
|
2−3
−250%
|
| Watch Dogs: Legion | 1−2 | 0−1 |
This is how GTX 675MX and ATI Mobility HD 3870 X2 compete in popular games:
1080p resolution:
- GTX 675MX is 257% faster than ATI Mobility HD 3870 X2
Here's the range of performance differences observed across popular games:
- in Far Cry New Dawn, with 1080p resolution and the Medium Preset, the GTX 675MX is 800% faster than the ATI Mobility HD 3870 X2.
All in all, in popular games:
- Without exception, GTX 675MX surpassed ATI Mobility HD 3870 X2 in all 48 of our tests.
Advantages and disadvantages
| Performance score | 7.08 | 2.18 |
| Recency | 1 October 2012 | 1 September 2008 |
| Maximum RAM amount | 2 GB | 512 MB |
| Chip lithography | 28 nm | 55 nm |
| Power consumption (TDP) | 100 Watt | 110 Watt |
The GeForce GTX 675MX is our recommended choice as it beats the Mobility Radeon HD 3870 X2 in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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