Technical guide
NVIDIA GeForce RTX 5070 Ti Specifications Reference: Blackwell, 16 GB GDDR7, Displays, and Power
Source-backed RTX 5070 Ti reference covering Blackwell resources, 16 GB GDDR7, PCIe, display support, 300 W TGP, PSU guidance, and partner-card boundaries.
On this page
- RTX 5070 Ti is a Blackwell-generation GeForce GPU
- The memory subsystem combines 16 GB GDDR7 with a 256-bit interface
- Display support includes DisplayPort 2.1b UHBR20 and HDMI 2.1b
- The RTX 5070 Ti has two ninth-generation NVENC encoders
- Reference power is 300 W TGP with 750 W system guidance
- Use the reference sheet for capability and compatibility, not a performance verdict
RTX 5070 Ti is a Blackwell-generation GeForce GPU
NVIDIA identifies the GeForce RTX 5070 Ti as a Blackwell-generation GPU. Its current official specification lists 8,960 CUDA cores, fifth-generation Tensor Cores, fourth-generation Ray Tracing Cores, a 2.45 GHz boost clock and a 2.30 GHz base clock. These are manufacturer specifications, not Core Tech Tips benchmark measurements.
The specification sheet establishes hardware resources and platform capabilities, but it does not by itself establish gaming performance. NVIDIA also notes that shipping add-in-card specifications can vary by manufacturer, so the exact retail model remains authoritative for physical dimensions, clocks, cooler design and power implementation.
| Area | NVIDIA specification | Practical meaning |
|---|---|---|
| Architecture | Blackwell | GeForce RTX 50-series GPU architecture |
| CUDA cores | 8,960 | Vendor-listed parallel shader resources |
| Memory | 16 GB GDDR7 | Installed graphics-memory capacity |
| Memory interface | 256-bit | Width of the GPU memory bus |
| Memory bandwidth | 896 GB/s | NVIDIA-listed peak memory bandwidth |
| Boost clock | 2.45 GHz | Reference boost-clock specification |
| Total Graphics Power | 300 W | NVIDIA reference board-power specification |
| Required system power | 750 W | NVIDIA guidance for its stated reference system |
The memory subsystem combines 16 GB GDDR7 with a 256-bit interface
NVIDIA specifies 16 GB of GDDR7 memory on a 256-bit interface and currently lists 896 GB/s of memory bandwidth. Capacity, memory type, bus width and bandwidth describe different properties; none should be used alone to infer a frame rate or a universal resolution limit.
For real workloads, VRAM demand depends on the game or application, resolution, assets, rendering features and software behavior. The 16 GB figure is therefore a capacity boundary, not proof that every workload at a particular resolution will fit or achieve a particular performance target.
Display support includes DisplayPort 2.1b UHBR20 and HDMI 2.1b
NVIDIA lists three DisplayPort outputs and one HDMI output in its reference specification, with DisplayPort 2.1b UHBR20 and HDMI 2.1b capability. Display Stream Compression is used for some of the highest advertised resolution and refresh-rate combinations.
NVIDIA lists up to four independent displays at 4K 165 Hz, or two independent displays at 4K 360 Hz or 8K 100 Hz with DSC, while noting that other configurations can depend on available bandwidth. These are output-link capabilities, not claims that demanding games can be rendered at those resolutions and refresh rates.
The RTX 5070 Ti has two ninth-generation NVENC encoders
NVIDIA's current RTX 5070 Ti specification lists two ninth-generation NVENC encoders and one sixth-generation NVDEC decoder. These fixed-function media blocks matter to supported video encode and decode workflows and are separate from CUDA-core count or rasterization performance.
Codec support and application integration still determine what a creator or streaming workflow can actually use. The presence of two encoders is a hardware capability fact, not a universal throughput or quality benchmark.
Reference power is 300 W TGP with 750 W system guidance
NVIDIA specifies 300 W Total Graphics Power for the RTX 5070 Ti and currently gives 750 W required system-power guidance for its stated reference configuration. NVIDIA notes that the requirement can vary with system configuration, so the 750 W figure should not be treated as the GPU's own power draw or as a universal PSU calculation.
For supplementary power, NVIDIA lists either two PCIe 8-pin cables through the supplied adapter or a 300 W-or-greater PCIe Gen 5 cable. Verify the exact graphics-card manufacturer's instructions and the PSU vendor's supported cabling before installation.
Use the reference sheet for capability and compatibility, not a performance verdict
Core count, clocks, VRAM, memory bandwidth, media engines, display interfaces and power specifications establish documented capabilities and constraints. They do not establish a defensible performance delta against another GPU without comparable workload measurements.
For an upgrade, combine this GPU-level reference with the exact partner-card specification, motherboard slot layout, case clearance, PSU and cabling, and intended display path. Use controlled benchmark evidence separately when the question is gaming or application performance.
Sources
Primary and technical sources
Technical details can vary by exact model, firmware, and platform. These are the sources used for the factual claims in this article.
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