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AMD · RX 7000
AMD Radeon RX 7900 XTX
$850$999 MSRP
The AMD Radeon RX 7900 XTX packs 24GB of GDDR6 memory with strong rasterization performance. For gaming, it competes with the RTX 4080 SUPER at a lower price. The 24GB VRAM is impressive for the price, but the lack of CUDA severely limits AI utility. ROCm support exists for some PyTorch workloads, but the experience is not as smooth as NVIDIA. Best for gamers who want maximum VRAM without paying NVIDIA prices.
Best For24GB of VRAM for gaming at AMD pricing
Verdict24GB at this price is remarkable — but only for gaming, not AI.
AI
5/10
Gaming
9/10
Specifications
VRAM24GB GDDR6
Memory Bandwidth960 GB/s
Stream Processors6,144
Boost Clock2500 MHz
TDP355W
Power Connector2x 8-pin
Length287mm
Form FactorTriple Slot
Release Year2022
AI Capabilities
Sweet Spot24GB VRAM
The professional standard. Handles most models with smart quantization.
No CUDA — most AI frameworks run best on NVIDIA. ROCm support is improving but not all models/tools work.
Can run (Q4 quantized)
Llama 3.1 8BQwen 2.5 32BQwen 2.5 14BMistral 7BFLUX.1 DevStable Diffusion XLStable Diffusion 3.5 LargeHunyuanVideoCogVideoX-5BMochi 1LTX VideoStable Video DiffusionWan Video 14BCodestral 22BQwen 2.5 Coder 32BLLaVA 1.6 34BAlphaFold 2ESMFold (ESM-2 15B)ESM-2 3BscGPTRFdiffusionFine-tune Llama 8BTrain SDXL LoRATrain FLUX LoRA
Recommended system RAM for AI: 48GB+ (2x GPU VRAM for model overflow)
Performance Estimates
Estimated tokens/sec for LLM inference based on 960 GB/s memory bandwidth — not hardware benchmarks. Methodology · What is Q4/Q8?
Llama 3.1 8B8B
FP16~22-27 tok/sUsableQwen 2.5 32B32B
Q4~20-24 tok/sUsableQwen 2.5 14B14B
Q8~27-33 tok/sUsableMistral 7B7B
FP16~25-31 tok/sUsableCodestral 22B22B
Q8~17-21 tok/sUsableQwen 2.5 Coder 32B32B
Q4~20-24 tok/sUsablePros
- +24GB VRAM at great price
- +Strong rasterization
- +No adapter needed
Cons
- -Weaker ray tracing than NVIDIA
- -No CUDA
- -Large card
gamingai
Will It Run?
Llama 3.1 8B8B
FP16Qwen 2.5 32B32B
Q4Qwen 2.5 14B14B
Q8Mistral 7B7B
FP16FLUX.1 Dev12B
Q8Stable Diffusion XL6.6B
FP16Stable Diffusion 3.5 Large8B
FP16HunyuanVideo13B
Q8