GeForce GTX 555 OEM vs Radeon HD 6870 X2
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | TeraScale 2 (2009−2015) | Fermi 2.0 (2010−2014) |
| GPU code name | Barts | GF114 |
| Market segment | Desktop | Desktop |
| Release date | 8 July 2011 (12 years ago) | 14 May 2011 (12 years ago) |
| Launch price (MSRP) | $520 | no data |
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 | 1120 | 288 |
| Core clock speed | 900 MHz | 736 MHz |
| Number of transistors | 1,700 million | 1,950 million |
| Manufacturing process technology | 40 nm | 40 nm |
| Power consumption (TDP) | 300 Watt | 150 Watt |
| Texture fill rate | 50.40 | 35.33 |
| Floating-point performance | 2x 2,016.0 gflops | 847.9 gflops |
Size and 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 | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Length | 304 mm | 210 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | no data | 2x 6-pin |
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 | GDDR5 |
| Maximum RAM amount | 1 GB | 1 GB |
| Memory bus width | 256 Bit | 192 Bit |
| Memory clock speed | 4200 MHz | 3828 MHz |
| Memory bandwidth | 134.4 GB/s | 91.87 GB/s |
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 | 2x DVI, 1x HDMI, 2x mini-DisplayPort | 2x DVI, 1x mini-HDMI |
| HDMI | + | + |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 (11_0) |
| Shader Model | 5.0 | 5.1 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | no data | 2.1 |
Advantages and disadvantages
| Recency | 8 July 2011 | 14 May 2011 |
| Power consumption (TDP) | 300 Watt | 150 Watt |
We couldn't decide between Radeon HD 6870 X2 and GeForce GTX 555 OEM. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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