Written by Jakub Rusinowski · Last updated August 15, 2026
No — Poolside Laguna XS 2.1 doesn't fit the AMD Radeon RX 9070's 16 GB. The cheapest card that runs it is the NVIDIA GeForce RTX 4090 (24 GB).
| VRAM | 16 GB |
| Memory Bandwidth | 640 GB/s |
| Quant | VRAM needed | Fits 16 GB? | Max context |
|---|---|---|---|
| F16 | 67.7 GB | ✗ No | — |
| Q8_0 | 36.8 GB | ✗ No | — |
| Q6_K | 28.8 GB | ✗ No | — |
| Q5_K_M | 25.1 GB | ✗ No | — |
| Q4_K_M | 21.6 GB | ✗ No | — |
| Q3_K_M | 15.8 GB | ✓ Yes | 4K |
| Q2_K | 12.6 GB | ✓ Yes | 16K |
VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 16 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.
Every Poolside Laguna XS 2.1 variant requires more VRAM than the AMD Radeon RX 9070 provides (16 GB).
NVIDIA GeForce RTX 4090 (24 GB VRAM).
Poolside Laguna XS 2.1 needs ~20 GB but this GPU has 16 GB. Rent a RTX 4090 (24 GB)-class GPU by the hour instead of buying one:
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Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.
No — Poolside Laguna XS 2.1 doesn't fit the AMD Radeon RX 9070's 16 GB. The cheapest card that runs it is the NVIDIA GeForce RTX 4090 (24 GB).
The NVIDIA GeForce RTX 4090 (24 GB VRAM) is the cheapest upgrade that fits it.
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