ATI Radeon HD 4870 X2 vs R6 Graphics
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 731 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.13 |
| Power efficiency | no data | 0.87 |
| Architecture | GCN 2.0 (2013−2017) | TeraScale (2005−2013) |
| GPU code name | Spectre Lite | R700 |
| Market segment | Desktop | Desktop |
| Release date | 17 September 2014 (10 years ago) | 12 August 2008 (16 years ago) |
| Launch price (MSRP) | no data | $550 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 384 | 800 |
| Core clock speed | 533 MHz | 700 MHz |
| Boost clock speed | 600 MHz | no data |
| Number of transistors | 2,410 million | 956 million |
| Manufacturing process technology | 28 nm | 55 nm |
| Power consumption (TDP) | 15 Watt | 286 Watt |
| Texture fill rate | 14.40 | 28.00 |
| Floating-point processing power | 0.4608 TFLOPS | 1.12 TFLOPS |
| ROPs | 8 | 16 |
| TMUs | 24 | 40 |
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 | IGP | PCIe 2.0 x16 |
| Length | no data | 267 mm |
| Width | IGP | 2-slot |
| Supplementary power connectors | no data | 1x 6-pin + 1x 8-pin |
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 | System Shared | GDDR5 |
| Maximum RAM amount | System Shared | 1 GB |
| Memory bus width | System Shared | 256 Bit |
| Memory clock speed | System Shared | 900 MHz |
| Memory bandwidth | no data | 115.2 GB/s |
Connectivity and outputs
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 | 2x DVI, 1x S-Video |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 10.1 (10_1) |
| Shader Model | 6.0 | 4.1 |
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.0 | 1.1 |
| Vulkan | 1.2.131 | N/A |
Pros & cons summary
| Recency | 17 September 2014 | 12 August 2008 |
| Chip lithography | 28 nm | 55 nm |
| Power consumption (TDP) | 15 Watt | 286 Watt |
R6 Graphics has an age advantage of 6 years, a 96.4% more advanced lithography process, and 1806.7% lower power consumption.
We couldn't decide between Radeon R6 Graphics and Radeon HD 4870 X2. 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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