BTLM 3B
Cerebras · dense · 3B parameters · 8,192 context
Parameters
3B
Context Window
8K tokens
Architecture
Dense
Best GPU
RTX 4070 Ti
Intelligence Brief
BTLM 3B is a 3B parameter DENSE model from Cerebras, featuring Multi-Head Attention (MHA) with 32 layers and 2,560 hidden dimensions. With a 8,192 token context window, it supports code. For self-hosted inference, RTX 4070 Ti delivers optimal throughput at $237/month.
Architecture Details
Memory Requirements
BF16 Weights
6.0 GB
FP8 Weights
3.0 GB
INT4 Weights
1.5 GB
GPU Compatibility Matrix
BTLM 3B is compatible with 100% of GPU configurations across 41 GPUs at 3 precision levels.
GPU Recommendations
BF16 · 1 GPU · vllm
100/100
score
Throughput
408.2 tok/s
Latency (ITL)
2.4ms
Est. TTFT
0ms
Cost/Month
$237
Cost/M Tokens
$0.22
BF16 · 1 GPU · vllm
100/100
score
Throughput
615.6 tok/s
Latency (ITL)
1.6ms
Est. TTFT
0ms
Cost/Month
$133
Cost/M Tokens
$0.08
BF16 · 1 GPU · vllm
100/100
score
Throughput
408.2 tok/s
Latency (ITL)
2.4ms
Est. TTFT
0ms
Cost/Month
$209
Cost/M Tokens
$0.19
Deployment Options
API Deployment
No API pricing available
Single GPU
RTX 4070 Ti
$237/mo
Min VRAM: 3 GB
Multi-GPU
RTX 4070 Ti
408.2 tok/s
Best available config
API Pricing Comparison
No API pricing data available for this model.
Performance Estimates
Throughput by GPU
VRAM Breakdown (RTX 4070 Ti, BF16)
Precision Impact
bf16
6.0 GB
weights/GPU
~408.2 tok/s
fp8
3.0 GB
weights/GPU
int4
1.5 GB
weights/GPU
Capabilities
Features
Supported Frameworks
Supported Precisions
Where to Deploy BTLM 3B
Self-Hosted Infrastructure
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Frequently Asked Questions
How much VRAM does BTLM 3B need for inference?
BTLM 3B requires approximately 6.0 GB of VRAM at BF16 precision, 3.0 GB at FP8, or 1.5 GB at INT4 quantization. Additional VRAM is needed for KV-cache (163840 bytes per token) and activations (~0.30 GB).
What is the best GPU for BTLM 3B?
The top recommended GPU for BTLM 3B is the RTX 4070 Ti using BF16 precision. It achieves approximately 408.2 tokens/sec at an estimated cost of $237/month ($0.22/M tokens). Score: 100/100.
How much does BTLM 3B inference cost?
BTLM 3B inference costs vary by provider and GPU setup. Use our calculator for detailed cost estimates across all providers.