Versus Engine
GMKtec EVO-X2 (128GB) vs Nvidia GeForce RTX 3090 (Usada)
Specs, price and the one trade-off that actually decides it — GMKtec EVO-X2 (128GB) against Nvidia GeForce RTX 3090 (Usada), side by side.
Cheaper to start
Nvidia GeForce RTX 3090 (Usada)
Starts about $2,900 lower.
Rated higher
Nvidia GeForce RTX 3090 (Usada)
8.5 vs 8.0 on our design scale.
Standout
GMKtec EVO-X2 (128GB)
128GB massive memory pool
GMKtec EVO-X2 (128GB)
Enthusiast-tier mini workstation: AMD Ryzen AI Max+ 395 with 128 GB of unified memory. Runs Llama 3.3 70B and Mistral Small 3.1 at roughly 15-25 tokens/s — 70B-class models without a discrete GPU, in a small-form-factor chassis.
Where it wins, where it doesn't
Pros
- 128GB massive memory pool
- Ultra-compact form factor
- Dual NVMe storage slots
Cons
- APU graphics bottleneck token generation speed
- Audible fan noise under sustained load
Specifications
- chipAMD Ryzen AI Max+ 395
- tierenthusiast
- example_modelsLlama 3.3 70B, Mistral Small 3.1
- tokens_per_second15-25
- unified_memory_gb128
Nvidia GeForce RTX 3090 (Usada)
The second-hand market's favourite: 24GB of VRAM around $600, and the basis of most cheap multi-GPU rigs.
Where it wins, where it doesn't
Pros
- 24GB VRAM at roughly $600 — unmatched cost per gigabyte
- Pairs well for multi-GPU rigs (72GB across three cards)
- Mature, well-understood CUDA support
Cons
- No warranty and unknown usage history
- High power draw that compounds across multiple cards
- Two generations behind on compute and efficiency
Specifications
- chip—
- tier—
- example_models—
- tokens_per_second—
- unified_memory_gb—