Radeon RX 6800 3456SP vs GeForce GTX 780
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 322 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 4.17 | no data |
| Power efficiency | 5.85 | no data |
| Architecture | Kepler (2012−2018) | RDNA 2.0 (2020−2025) |
| GPU code name | GK110 | Navi 21 |
| Market segment | Desktop | Desktop |
| Release date | 23 May 2013 (12 years ago) | no data |
| Launch price (MSRP) | $649 | $579 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
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 | 2304 | 3456 |
| Core clock speed | 863 MHz | 1700 MHz |
| Boost clock speed | 900 MHz | 2250 MHz |
| Number of transistors | 7,080 million | 26,800 million |
| Manufacturing process technology | 28 nm | 7 nm |
| Power consumption (TDP) | 250 Watt | 250 Watt |
| Maximum GPU temperature | 95 °C | no data |
| Texture fill rate | 173.2 | 486.0 |
| Floating-point processing power | 4.156 TFLOPS | 15.55 TFLOPS |
| ROPs | 48 | 96 |
| TMUs | 192 | 216 |
| Ray Tracing Cores | no data | 54 |
| L0 Cache | no data | 864 KB |
| L1 Cache | 192 KB | 768 KB |
| L2 Cache | 1536 KB | 4 MB |
| L3 Cache | no data | 128 MB |
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).
| Bus support | PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Length | 267 mm | 267 mm |
| Height | 4.376" (11.1 cm) | no data |
| Width | 2-slot | 2-slot |
| Minimum recommended system power | 600 Watt | no data |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | 2x 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 | GDDR5 | GDDR6 |
| Maximum RAM amount | 3 GB | 16 GB |
| Memory bus width | 384 Bit | 256 Bit |
| Memory clock speed | 1502 MHz | 2000 MHz |
| Memory bandwidth | 288.4 GB/s | 512.0 GB/s |
| Resizable BAR | - | + |
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 | One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C |
| Multi monitor support | 4 displays | no data |
| HDMI | + | + |
| HDCP | + | - |
| Maximum VGA resolution | 2048x1536 | no data |
| Audio input for HDMI | Internal | no data |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Blu Ray 3D | + | - |
| 3D Gaming | + | - |
| 3D Vision | + | - |
| PhysX | + | - |
| 3D Vision Live | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 6.5 (5.1) | 6.8 |
| OpenGL | 4.3 | 4.6 |
| OpenCL | 3.0 | 2.1 |
| Vulkan | 1.2.175 | 1.3 |
| CUDA | + | - |
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
