Is the RX 6700 XT Worth Buying in 2026?
The RX 6700 XT launched in 2021 at $479. You can buy one today for $290–315. The specs haven't changed.
That $210 buys you 12GB of GDDR6 VRAM, AMD's RDNA2 architecture, and a driver that literally cannot be taken away from you. AMD's amdgpu driver lives in the mainline Linux kernel. It's maintained by the open-source community. No server needs to stay online. No company decision can end-of-life it. As long as Linux exists, this card works.
For LLM inference: 12GB fits Llama 3 8B at full Q5/Q6 quantization with headroom, Mistral 7B, Phi-3 Medium, and Qwen 14B cleanly. Ollama supports ROCm natively — setup is one environment variable away from NVIDIA-level simplicity.
Gaming on Linux is where RDNA2 shines. The open-source Mesa/RADV Vulkan driver is mature, well-optimized, and community-tested on this exact architecture. Rust runs above 139 FPS at 1080p.
Prices have moved up from the $150–180 era. Current US market is $290–315 for clean retail AIBs. Still the best open-driver play at this VRAM tier — no NVIDIA card at this price touches 12GB with a permanent driver story.
Current RX 6700 XT Prices on eBay
Only 5 feedback — too little history to assess seller reliability. eBay Money Back Guarantee applies.
Only 20 feedback — limited seller history.
Only 6 feedback — too little history to assess seller reliability. eBay Money Back Guarantee applies.
Only 41 feedback — limited seller history.
Only 16 feedback — limited seller history.
Only 8 feedback — too little history to assess seller reliability. eBay Money Back Guarantee applies.
Only 20 feedback — limited seller history.
Ships from China — long delivery window, no US warranty, possible China-market SKU.
Only 8 feedback — too little history to assess seller reliability. eBay Money Back Guarantee applies.
Ships from China — long delivery window, no US warranty, possible China-market SKU.
Only 23 feedback — limited seller history.
RX 6700 XT Specifications
RX 6700 XT on Linux — Driver Guide
AMD's amdgpu driver is part of the Linux kernel source tree. It ships with every Linux distribution. It is maintained by the open-source community, not by AMD. AMD going bankrupt, changing direction, or dropping consumer GPU support would not affect it at all. On Ubuntu 24.04: plug in the card, boot. That's it. The driver loads. Mesa handles Vulkan. ROCm for compute is one package install.
lspci -k | grep -A 2 'VGA'
# expected: Kernel driver in use: amdgpu
# ROCm for LLM inference (Ollama uses this automatically)
sudo apt install rocm-hip-sdk
# Set HSA_OVERRIDE for Ollama ROCm detection (RDNA2 required)
export HSA_OVERRIDE_GFX_VERSION=10.3.0
ollama serve
# Or set permanently in /etc/environment:
echo 'HSA_OVERRIDE_GFX_VERSION=10.3.0' | sudo tee -a /etc/environment
ROCm is compatible with Ollama, llama.cpp, and most LLM inference tools. The gap between ROCm and CUDA performance on equivalent hardware has closed significantly since 2023.
Running Local AI on the RX 6700 XT — Ollama Performance
At 28–31 tok/s on Llama 3 8B and Mistral 7B, fast enough for real work — coding assistance, summarization, Q&A. The 12GB VRAM means Q5/Q6 quantization runs cleanly, giving better output quality than the Q4 you're forced into on 8GB cards.
The hard limit: Llama 3 70B Q4 does not fit in 12GB. It offloads to CPU and becomes effectively unusable. For 70B models, see the Arc A770 16GB.
Test environment: Ubuntu 24.04 · Ollama 0.3.x · ROCm 6.x · amdgpu mainline · Ryzen 5 5600X · 32GB DDR4. Results approximate.
12GB VRAM — How Does It Compare?
12GB sits in the sweet spot for 2026 LLM workloads — enough for every practical 7B/8B model at high quantization, and enough for 13B–14B models with light quantization. The only thing it can't do is 70B.
Should You Buy the RX 6700 XT?
- You want the best long-term Linux ownership story at this price
- Open-source drivers and zero EOL risk matter to you
- 12GB VRAM covers your LLM workload (7B–14B models)
- You game on Linux and want RADV Vulkan — the most mature open stack
- You want ROCm without the CUDA lock-in
- Budget is $180–250 and you can wait for the right listing
- Budget is under $150 — get the GTX 1080 Ti instead
- You need CUDA for tools that don't support ROCm
- You need 70B models to fit fully in VRAM — get the Arc A770
- You're buying an HP/Dell OEM card — never, at any price
- 70B models become essential to your workflow
- You move to 4K gaming at high framerates
- A used RX 7800 XT drops below $280 in your market
- ROCm support for your tools lags behind your needs