Radeon RX 7990 XTX: specs and benchmarks
Summary
AMD started Radeon RX 7990 XTX sales on 2023. This is a desktop graphics card based on a RDNA 3.0 architecture and made with 5 nm manufacturing process. It is primarily aimed at gamer market. 24 GB of GDDR6 memory clocked at 3 GHz are supplied, and together with 384 Bit memory interface this creates a bandwidth of 1.15 TB/s.
Compatibility-wise, this is a triple-slot graphics card attached via PCIe 4.0 x16 interface. Its manufacturer default version has a length of 287 mm. 3 8-pin power connectors are required, and power consumption is at 405 Watt.
Primary details
Some basic facts about Radeon RX 7990 XTX: architecture, market segment, release date etc.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Architecture | RDNA 3.0 (2022−2024) | |
| GPU code name | Navi 31 | |
| Market segment | Desktop | |
| Release date | 2023 (1 year ago) |
Detailed specifications
Radeon RX 7990 XTX's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon RX 7990 XTX's performance, but for precise assessment you have to consider its benchmark and gaming test results.
| Pipelines / CUDA cores | 6144 | of 21760 (GeForce RTX 5090) |
| Core clock speed | 2500 MHz | of 2610 MHz (Radeon RX 6500 XT) |
| Boost clock speed | 3599 MHz | |
| Number of transistors | 57,700 million | of 208,000 million (B200 SXM 192 GB) |
| Manufacturing process technology | 5 nm | of 3 nm (Arc Graphics 140V) |
| Power consumption (TDP) | 405 Watt | of 2400 Watt (Data Center GPU Max Subsystem) |
| Texture fill rate | 1,382 | of 2,554 (Radeon Instinct MI300X) |
| Floating-point processing power | 88.45 TFLOPS | of 109.7 (GeForce RTX 5090) |
| ROPs | 192 | |
| TMUs | 384 | of 1280 (Data Center GPU Max NEXT) |
| Ray Tracing Cores | 96 | of 170 (GeForce RTX 5090) |
Form factor & compatibility
This section provides details about the physical dimensions of Radeon RX 7990 XTX 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 | 287 mm | |
| Width | 3-slot | |
| Supplementary power connectors | 3x 8-pin |
VRAM capacity and type
Parameters of memory installed on Radeon RX 7990 XTX: 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 | 24 GB | of 294912 (Radeon Instinct MI325X) |
| Memory bus width | 384 Bit | of 8192 Bit (Radeon Instinct MI250X) |
| Memory clock speed | 3000 MHz | of 20000 (RTX 5000 Ada Generation Mobile) |
| Memory bandwidth | 1.15 TB/s | of 5,171 GB/s (Radeon Instinct MI300X) |
Connectivity and outputs
Types and number of video connectors present on Radeon RX 7990 XTX. 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 2.1a, 2x DisplayPort 2.1, 1x USB Type-C | |
| HDMI | + |
API compatibility
APIs supported by Radeon RX 7990 XTX, sometimes including their particular versions.
| DirectX | 12 Ultimate (12_2) | |
| Shader Model | 6.7 | |
| OpenGL | 4.6 | |
| OpenCL | 2.2 | |
| Vulkan | 1.3 |
NVIDIA equivalent
According to our data, the closest NVIDIA alternative to Radeon RX 7990 XTX is GeForce RTX 4090.
Similar GPUs
Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.
Recommended processors
These processors are most commonly used with Radeon RX 7990 XTX according to our statistics.
