Gemma 4 19B vs Gemma 3 1B IT
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Gemma 4 19B | Gemma 3 1B IT | |
|---|---|---|
| Parameters | 19.0B | 1000M |
| Context | 262K | 33K |
| Architecture | Gemma4ForConditionalGeneration | — |
| License | Gemma Terms | Gemma Terms |
| Downloads | 415 | 1.8M |
| Released | May 2026 | Apr 2025 |
VRAM by Quantization: Gemma 4 19B vs Gemma 3 1B IT
| Quantization | Bits | Gemma 4 19B VRAM | Gemma 3 1B IT VRAM |
|---|---|---|---|
| Q2_K | 3.40 | — | 0.5 GB |
| Q3_K_M | 3.90 | — | 0.5 GB |
| Q3_K_S | 3.50 | — | 0.5 GB |
| Q4_0 | 4.00 | — | 0.6 GB |
| Q4_K_M | 4.80 | — | 0.7 GB |
| Q5_K_M | 5.70 | — | 0.8 GB |
| Q6_K | 6.60 | — | 0.9 GB |
| Q8_0 | 8.00 | — | 1.1 GB |
Verdict
Gemma 4 19B supports a longer context window (262K tokens). Gemma 3 1B IT is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, Gemma 4 19B or Gemma 3 1B IT?
Gemma 4 19B supports 262,144 tokens and Gemma 3 1B IT supports 32,768 tokens.
- What is the difference between Gemma 4 19B and Gemma 3 1B IT?
Gemma 4 19B is a 19.0B model from 0xSero (Gemma family), while Gemma 3 1B IT is a 1000M model from Google (Gemma family). Compare their VRAM requirements above to see which fits your GPU or Mac.