Radeon HD 8770 OEM vs ATI HD 5770
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 660 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.80 | no data |
| Power efficiency | 2.95 | no data |
| Architecture | TeraScale 2 (2009−2015) | GCN 2.0 (2013−2017) |
| GPU code name | Juniper | Bonaire |
| Market segment | Desktop | Desktop |
| Release date | 13 October 2009 (15 years ago) | 2 September 2013 (11 years ago) |
| Launch price (MSRP) | $159 | no data |
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 | 800 | 896 |
| Core clock speed | 850 MHz | 1050 MHz |
| Number of transistors | 1,040 million | 2,080 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Power consumption (TDP) | 108 Watt | 85 Watt |
| Texture fill rate | 34.00 | 58.80 |
| Floating-point processing power | 1.36 TFLOPS | 1.882 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 40 | 56 |
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 | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Length | 208 mm | 183 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 1x 6-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 | GDDR5 | GDDR5 |
| Maximum RAM amount | 1 GB | 1 GB |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 4800 MHz | 1500 MHz |
| Memory bandwidth | 76.8 GB/s | 96 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 | 2x DVI, 1x HDMI, 1x DisplayPort | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| HDMI | + | + |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 (12_0) |
| Shader Model | 5.0 | 6.3 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | N/A | 1.2.131 |
Pros & cons summary
| Recency | 13 October 2009 | 2 September 2013 |
| Chip lithography | 40 nm | 28 nm |
| Power consumption (TDP) | 108 Watt | 85 Watt |
HD 8770 OEM has an age advantage of 3 years, a 42.9% more advanced lithography process, and 27.1% lower power consumption.
We couldn't decide between Radeon HD 5770 and Radeon HD 8770 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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