<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[选项A：1张RTX 5090或者选项B：2张AI PRO R9700？]]></title><description><![CDATA[<p dir="auto">我所在的国家和区域，以上这两个选项的价格是差不多的，所以我想问问大家，应该如何选择？</p>
]]></description><link>https://lcz.me/topic/245/选项a-1张rtx-5090或者选项b-2张ai-pro-r9700</link><generator>RSS for Node</generator><lastBuildDate>Sun, 31 May 2026 07:08:11 GMT</lastBuildDate><atom:link href="https://lcz.me/topic/245.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 21 May 2026 14:05:13 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Sun, 24 May 2026 09:58:13 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/airbrush" aria-label="Profile: airbrush">@<bdi>airbrush</bdi></a> 感谢您的帮助！</p>
]]></description><link>https://lcz.me/post/3382</link><guid isPermaLink="true">https://lcz.me/post/3382</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Sun, 24 May 2026 09:58:13 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Sat, 23 May 2026 08:33:08 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/liang-wang" aria-label="Profile: Liang-Wang">@<bdi>Liang-Wang</bdi></a>   5090的性能情况供参考</p>
<p dir="auto">Windows 11 Pro (Build 26200)<br />
├── Ryzen 9 9950X3D · 64GB RAM · RTX 5090 32GB<br />
└── WSL2 (Ubuntu 24.04) — vmmemWSL 30.3GB<br />
├── llama.cpp v9294 (CUDA 后端)<br />
│   ├── Qwen3.6-27B-Q5_K_M → :8080 (主模型)<br />
│   └── MiniCPM-V 2.6-Q3 → :8081 (视觉)<br />
├── Hermes Agent v0.14.0 (Python 3.11.15)</p>
<p dir="auto">~/llama.cpp/build/bin/llama-bench <br />
--model ~/models/Qwen3-27B/Qwen3.6-27B-Q5_K_M.gguf <br />
--n-gpu-layers 999 <br />
--flash-attn 1 <br />
-p 512,4096,32768 <br />
-n 128<br />
ggml_cuda_init: found 1 CUDA devices (Total VRAM: 32606 MiB):<br />
Device 0: NVIDIA GeForce RTX 5090, compute capability 12.0, VMM: yes, VRAM: 32606 MiB</p>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th>model</th>
<th style="text-align:right">size</th>
<th style="text-align:right">params</th>
<th>backend</th>
<th style="text-align:right">ngl</th>
<th style="text-align:right">fa</th>
<th style="text-align:right">test</th>
<th style="text-align:right">t/s</th>
</tr>
</thead>
<tbody>
<tr>
<td>qwen35 27B Q5_K - Medium</td>
<td style="text-align:right">18.46 GiB</td>
<td style="text-align:right">27.32 B</td>
<td>CUDA</td>
<td style="text-align:right">999</td>
<td style="text-align:right">1</td>
<td style="text-align:right">pp512</td>
<td style="text-align:right">3563.38 ± 231.17</td>
</tr>
<tr>
<td>qwen35 27B Q5_K - Medium</td>
<td style="text-align:right">18.46 GiB</td>
<td style="text-align:right">27.32 B</td>
<td>CUDA</td>
<td style="text-align:right">999</td>
<td style="text-align:right">1</td>
<td style="text-align:right">pp4096</td>
<td style="text-align:right">3498.68 ± 9.65</td>
</tr>
<tr>
<td>qwen35 27B Q5_K - Medium</td>
<td style="text-align:right">18.46 GiB</td>
<td style="text-align:right">27.32 B</td>
<td>CUDA</td>
<td style="text-align:right">999</td>
<td style="text-align:right">1</td>
<td style="text-align:right">pp32768</td>
<td style="text-align:right">3340.48 ± 350.69</td>
</tr>
<tr>
<td>qwen35 27B Q5_K - Medium</td>
<td style="text-align:right">18.46 GiB</td>
<td style="text-align:right">27.32 B</td>
<td>CUDA</td>
<td style="text-align:right">999</td>
<td style="text-align:right">1</td>
<td style="text-align:right">tg128</td>
<td style="text-align:right">62.49 ± 0.99</td>
</tr>
</tbody>
</table>
<p dir="auto">build: d14ce3dab (9235)</p>
]]></description><link>https://lcz.me/post/3240</link><guid isPermaLink="true">https://lcz.me/post/3240</guid><dc:creator><![CDATA[airbrush]]></dc:creator><pubDate>Sat, 23 May 2026 08:33:08 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 11:14:02 GMT]]></title><description><![CDATA[<p dir="auto">@王一民 感谢您的回复。数据不会骗人，并且非常直观！我想我看到了大家的回复，我就清楚应该如何选了！</p>
]]></description><link>https://lcz.me/post/3086</link><guid isPermaLink="true">https://lcz.me/post/3086</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Fri, 22 May 2026 11:14:02 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 11:10:36 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/williamlouis" aria-label="Profile: williamlouis">@<bdi>williamlouis</bdi></a> 感谢您的解答，说得都是关键的点，主要是容易折腾，而且Windows比较友好。</p>
]]></description><link>https://lcz.me/post/3085</link><guid isPermaLink="true">https://lcz.me/post/3085</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Fri, 22 May 2026 11:10:36 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 11:06:55 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/tony-wang" aria-label="Profile: Tony-Wang">@<bdi>Tony-Wang</bdi></a> 嗯，是5090，没有额外的后缀，不是阉割版的。</p>
]]></description><link>https://lcz.me/post/3084</link><guid isPermaLink="true">https://lcz.me/post/3084</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Fri, 22 May 2026 11:06:55 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 11:03:44 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/tony-wang" aria-label="Profile: Tony-Wang">@<bdi>Tony-Wang</bdi></a> 嗯，是这样的，所以我前面前置了一个条件，是“我所在的国家和区域”是这个情况。</p>
]]></description><link>https://lcz.me/post/3083</link><guid isPermaLink="true">https://lcz.me/post/3083</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Fri, 22 May 2026 11:03:44 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 10:59:05 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/iamvirus" aria-label="Profile: iamvirus">@<bdi>iamvirus</bdi></a> 谢谢您的解答！</p>
]]></description><link>https://lcz.me/post/3082</link><guid isPermaLink="true">https://lcz.me/post/3082</guid><dc:creator><![CDATA[Liang Wang]]></dc:creator><pubDate>Fri, 22 May 2026 10:59:05 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Fri, 22 May 2026 06:20:17 GMT]]></title><description><![CDATA[<p dir="auto">一张5090运行qwen3.6-27B的性能decode大概是R9700的2.5倍，prefill大概是3倍。</p>
<p dir="auto">两张R9700的性能是大概1.4~1.7倍的R9700。</p>
<p dir="auto">然后再结合多出来的显存，以及没有CUDA的生图、生视频损失，自己演算下性价比。</p>
]]></description><link>https://lcz.me/post/3021</link><guid isPermaLink="true">https://lcz.me/post/3021</guid><dc:creator><![CDATA[[[global:former-user]]]]></dc:creator><pubDate>Fri, 22 May 2026 06:20:17 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Thu, 21 May 2026 18:06:31 GMT]]></title><description><![CDATA[<p dir="auto">RTX 5090 选这个。适配各种折腾。生态稳定。Windows 都能耍的很开心。</p>
]]></description><link>https://lcz.me/post/2949</link><guid isPermaLink="true">https://lcz.me/post/2949</guid><dc:creator><![CDATA[williamlouis]]></dc:creator><pubDate>Thu, 21 May 2026 18:06:31 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Thu, 21 May 2026 14:55:32 GMT]]></title><description><![CDATA[<p dir="auto">是5090？还是5090D v2？</p>
]]></description><link>https://lcz.me/post/2934</link><guid isPermaLink="true">https://lcz.me/post/2934</guid><dc:creator><![CDATA[Tony Wang]]></dc:creator><pubDate>Thu, 21 May 2026 14:55:32 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Thu, 21 May 2026 14:48:17 GMT]]></title><description><![CDATA[<p dir="auto">不会吧？一张5090现在是接近4张R9700</p>
]]></description><link>https://lcz.me/post/2932</link><guid isPermaLink="true">https://lcz.me/post/2932</guid><dc:creator><![CDATA[Tony Wang]]></dc:creator><pubDate>Thu, 21 May 2026 14:48:17 GMT</pubDate></item><item><title><![CDATA[Reply to 选项A：1张RTX 5090或者选项B：2张AI PRO R9700？ on Thu, 21 May 2026 14:27:34 GMT]]></title><description><![CDATA[<p dir="auto">一张5090~~</p>
]]></description><link>https://lcz.me/post/2929</link><guid isPermaLink="true">https://lcz.me/post/2929</guid><dc:creator><![CDATA[iamvirus]]></dc:creator><pubDate>Thu, 21 May 2026 14:27:34 GMT</pubDate></item></channel></rss>