ATI Radeon HD 3870 Mac Edition vs GeForce GTX 1070 SLI
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 140 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 9.49 | no data |
| Architecture | Pascal (2016−2021) | TeraScale (2005−2013) |
| GPU code name | Pascal GP104 SLI | RV670 |
| Market segment | Desktop | Desktop |
| Release date | 16 August 2016 (9 years ago) | 12 June 2008 (17 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 3840 | 320 |
| Core clock speed | 1506 MHz | 777 MHz |
| Boost clock speed | 1683 MHz | no data |
| Number of transistors | 14400 Million | 666 million |
| Manufacturing process technology | 16 nm | 55 nm |
| Power consumption (TDP) | 300 Watt | 106 Watt |
| Texture fill rate | no data | 12.43 |
| Floating-point processing power | no data | 0.4973 TFLOPS |
| ROPs | no data | 16 |
| TMUs | no data | 16 |
| L2 Cache | no data | 256 KB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | no data | PCIe 2.0 x16 |
| Length | no data | 241 mm |
| Width | no data | 1-slot |
| Supplementary power connectors | no data | 1x 6-pin |
| SLI options | + | - |
VRAM capacity and type
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 | GDDR4 |
| Maximum RAM amount | 2x 8 GB | 512 MB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 8000 MHz | 1126 MHz |
| Memory bandwidth | no data | 72.06 GB/s |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | no data | 2x DVI, 1x S-Video |
| G-SYNC support | + | - |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| VR Ready | + | no data |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12_1 | 10.1 (10_1) |
| Shader Model | no data | 4.1 |
| OpenGL | no data | 3.3 |
| OpenCL | no data | N/A |
| Vulkan | + | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 16 August 2016 | 12 June 2008 |
| Chip lithography | 16 nm | 55 nm |
| Power consumption (TDP) | 300 Watt | 106 Watt |
GTX 1070 SLI has an age advantage of 8 years, and a 243.8% more advanced lithography process.
ATI HD 3870 Mac Edition, on the other hand, has 183% lower power consumption.
We couldn't decide between GeForce GTX 1070 SLI and Radeon HD 3870 Mac Edition. We've got no test results to judge.
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