AMD Radeon RX 6800 3456SP: specs and benchmarks
Contents
Summary
AMD started Radeon RX 6800 3456SP sales at a recommended price of $579. This is a desktop graphics card based on a RDNA 2.0 architecture and made with 7 nm manufacturing process. It is primarily aimed at gamer market. 16 GB of GDDR6 memory clocked at 2 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 512.0 GB/s.
Compatibility-wise, this is a dual-slot graphics card attached via PCIe 4.0 x16 interface. Its manufacturer default version has a length of 267 mm. Two 8-pin power connectors are required, and power consumption is at 250 Watt.
Primary details
Some basic facts about Radeon RX 6800 3456SP: architecture, market segment, release date etc.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Architecture | RDNA 2.0 (2020−2025) | |
| GPU code name | Navi 21 | |
| Market segment | Desktop | |
| Release date | no data | |
| Launch price (MSRP) | $579 | of 14,999 (Quadro Plex 7000) |
Detailed specifications
Radeon RX 6800 3456SP's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon RX 6800 3456SP's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 3456 | of 960 (GeForce GTX 660) |
| Core clock speed | 1700 MHz | of 980 (GeForce GT 755M SLI) |
| Boost clock speed | 2250 MHz | of 1000 (HD Graphics (Haswell)) |
| Number of transistors | 26,800 million | of 100,000 million (Data Center GPU Max 1100) |
| Manufacturing process technology | 7 nm | of 0.003 MB (Arc Graphics 140V) |
| Power consumption (TDP) | 250 Watt | of 235 (FirePro S9150) |
| Texture fill rate | 486.0 | of 1,968 (RTX PRO 6000 Blackwell) |
| Floating-point processing power | 15.55 TFLOPS | of 126 (RTX PRO 6000 Blackwell) |
| ROPs | 96 | of 512 (Moore Threads MTT S4000) |
| TMUs | 216 | of 896 (Data Center GPU Max 1350) |
| Ray Tracing Cores | 54 | of 188 (RTX PRO 6000) |
| L0 Cache | 864 KB | of 3 MB (Radeon RX 7900 XTX) |
| L1 Cache | 768 KB | of 64 MB (Data Center GPU Max 1550) |
| L2 Cache | 4 MB | of 408 MB (Data Center GPU Max 1350) |
| L3 Cache | 128 MB | of 256 MB (Radeon Instinct MI300X) |
Form factor & compatibility
This section provides details about the physical dimensions of Radeon RX 6800 3456SP and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).
| Interface | PCIe 4.0 x16 | |
| Length | 267 mm | |
| Width | 2-slot | |
| Supplementary power connectors | 2x 8-pin |
VRAM capacity and type
Parameters of memory installed on Radeon RX 6800 3456SP: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.
| Memory type | GDDR6 | |
| Maximum RAM amount | 16 GB | of 288 GB (Radeon Instinct MI325X) |
| Memory bus width | 256 Bit | of 384 (GeForce GTX 980 Ti) |
| Memory clock speed | 2000 MHz | of 16384000 MB (GeForce RTX 4050 Mobile) |
| Memory bandwidth | 512.0 GB/s | of 983040 MB (GeForce RTX 5080) |
| Resizable BAR | + |
Connectivity and outputs
Types and number of video connectors present on Radeon RX 6800 3456SP. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.
| Display Connectors | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C | |
| HDMI | + |
API and SDK support
APIs supported by Radeon RX 6800 3456SP, sometimes including their particular versions.
| DirectX | 12 Ultimate (12_2) | |
| Shader Model | 6.8 | |
| OpenGL | 4.6 | |
| OpenCL | 2.1 | |
| Vulkan | 1.3 |
NVIDIA equivalent
According to our data, the closest NVIDIA alternative to Radeon RX 6800 3456SP is GeForce RTX 4060.
Similar GPUs
Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.
