Chatglm2 6B vs GLM 4.5
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Chatglm2 6B | GLM 4.5 | |
|---|---|---|
| Parameters | 6B | 358.3B |
| Context | 33K | 131K |
| Architecture | ChatGLMModel | Glm4MoeForCausalLM |
| License | — | MIT |
| Downloads | 533.6K | 185.5K |
| Released | — | — |
VRAM by Quantization: Chatglm2 6B vs GLM 4.5
| Quantization | Bits | Chatglm2 6B VRAM | GLM 4.5 VRAM |
|---|---|---|---|
| Q2_K | 3.40 | — | 152.9 GB |
| Q3_K_M | 3.90 | — | 175.3 GB |
| Q3_K_S | 3.50 | — | 157.4 GB |
| Q4_0 | 4.00 | — | 179.8 GB |
| Q4_K_M | 4.80 | — | 215.6 GB |
| Q5_K_M | 5.70 | — | 255.9 GB |
| Q6_K | 6.60 | — | 296.3 GB |
| Q8_0 | 8.00 | — | 359.0 GB |
Verdict
GLM 4.5 supports a longer context window (131K tokens). Chatglm2 6B is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, Chatglm2 6B or GLM 4.5?
Chatglm2 6B supports 32,768 tokens and GLM 4.5 supports 131,072 tokens.
- What is the difference between Chatglm2 6B and GLM 4.5?
Chatglm2 6B is a 6B model from zai-org (GLM family), while GLM 4.5 is a 358.3B model from zai-org (GLM family). Compare their VRAM requirements above to see which fits your GPU or Mac.