ASUS SFF-Ready Prime NVIDIA GeForce RTX™ 5070 OC Edition Graphics Card
Bottom line: The ASUS SFF-Ready Prime NVIDIA GeForce RTX™ 5070 OC Edition Graphics Card ($856.99 on Amazon as of 2026-10-08): SFF-Ready 2.5-slot card fits small-form-factor cases most 5070s won't; main trade-off: 12GB VRAM is limiting for 4K texture packs and larger local LLMs.
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*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Pros & Cons
Pros
- ✓ SFF-Ready 2.5-slot card fits small-form-factor cases most 5070s won't
- ✓ Blackwell architecture with DLSS 4 frame generation support
- ✓ 12GB GDDR7 on a PCIe 5.0 bus for current-gen bandwidth
- ✓ Phase-change GPU thermal pad instead of standard paste
- ✓ Dual BIOS lets you swap between performance and quiet fan curves
Cons
- ✗ 12GB VRAM is limiting for 4K texture packs and larger local LLMs
- ✗ 2.5 slots still blocks an adjacent PCIe slot in tight builds
- ✗ Three Axial-tech fans rely on side-panel ventilation to hit rated thermals
- ✗ OC Edition premium over base Prime models for a modest clock bump
Manufacturer description
The ASUS Prime RTX 5070 OC features a 2.5 slot design with a carefully arranged layout for the shroud, heatsink and heat pipes to let the three Axial-tech fans leverage chassis side-panel ventilation and deliver optimal thermal performance. A premium phase-change GPU thermal pad provides superior thermal conductivity and enhanced heat dissipation, ensuring optimal performance and longevity for graphics cards under heavy loads.
SpecPicks Verdict
SpecPicks scored ASUS SFF-Ready Prime NVIDIA GeForce RTX™ 5070 OC Edition Graphics Card using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the graphics cards category. Compare with similarly-priced alternatives in the graphics cards category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for graphics cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Powered by the NVIDIA Blackwell architecture and DLSS 4
- SFF-Ready enthusiast GeForce card compatible with small-form-factor builds
- Axial-tech fans feature a smaller fan hub that facilitates longer blades and a barrier ring that increases downward air pressure
- Phase-change GPU thermal pad helps ensure optimal heat transfer, lowering GPU temperatures for enhanced performance and reliability
- 2.5-slot design allows for greater build compatibility while maintaining cooling performance
Full Specifications
| Brand | ASUS |
|---|---|
| GPU Series | NVIDIA RTX 50 Series |
| Model Name | PRIME-RTX5070-O12G |
| Model Number | PRIME-RTX5070-O12G |
| Built-In Media | ASUS Velcro Hook & Loop, PRIME-RTX5070-O12G, Speedsetup Manual, Thank you card, adpater cable (1 to 2) |
| Number of Fans | 3 |
| GPU Clock Speed | 4000 megahertz |
| Mfr Part Number | PRIME-RTX5070-O12G |
| Video Processor | NVIDIA |
| Antenna Location | Business, Gaming, Office, Professional |
| Graphics Card Ram | 12 GB |
| Graphics Ram Size | 12 GB |
| Graphics Ram Type | GDDR7 |
| Compatible Devices | Desktop |
| Memory Clock Speed | 4000 MHz |
| Graphics Coprocessor | NVIDIA GeForce RTX 5070 |
| Graphics Description | Dedicated |
| Warranty Description | 3 years |
| Item Dimensions L x W | 12"L x 5"W |
| Video Output Interface | DisplayPort, HDMI |
| Full listing title | ASUS SFF-Ready Prime NVIDIA GeForce RTX™ 5070 OC Edition Graphics Card (PCIe® 5.0, 12GB GDDR7, HDMI®/DP 2.1, 2.5-Slot, Axial-tech Fans, Dual BIOS), 3 Year Warranty |
Performance Data
View gaming FPS, AI inference throughput, and synthetic scores for the NVIDIA GeForce RTX 5070 — the core hardware component in this product. Benchmarks sourced from TechPowerUp, PassMark, and the r/LocalLLaMA community.
Which local LLMs fit in 12 GB?
12 GB holds models up to about 14B at Q4 with a usable context window; above that band the weights spill to system RAM and PCIe bandwidth sets the speed, not the GPU.
- ✅ 7–9B models (Llama 3.1 8B, Qwen 3 8B) — fits at Q4
- ✅ 12–14B models (Qwen 3 14B, Phi-4) — fits at Q4
- ❌ 20–27B models (Gemma 3 27B, Mistral Small) — needs 20 GB+
- ❌ 30–35B models (Qwen 3 32B, QwQ 32B) — needs 24 GB+
- ❌ 70B models (Llama 3.3 70B, Qwen 2.5 72B) — needs 48 GB+
Across 7 community runs from 6 sources, the NVIDIA GeForce RTX 5070 generates a median 59.1 tok/s on 7–9B models at Q4 (per LocalScore).
Ready to buy?
ASUS SFF-Ready Prime NVIDIA GeForce RTX™ 5070 OC Edition Graphics Card (PCIe® 5.0, 12GB GDDR7, HDMI®/DP 2.1, 2.5-Slot, Axial-tech Fans, Dual BIOS), 3 Year Warranty is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
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