Verified65% confidenceFactExact time
The combined unified memory of two DGX Sparks totals approximately 256 GB.
3
Sources
65%
Confidence
Long-term
Relevance
8/7/2026
First Seen
Sources
Related Claims
UnverifiedThe DGX Spark is equipped with up to 128 GB of unified memory, AI compute performance of up to 1 petaFLOPS (FP4 precision), and is priced at approximately $3,000.77% similarUnverifiedThe LPDDR5x unified memory bandwidth of the DGX Spark is approximately 273 GB/s, which is orders of magnitude lower than the HBM3e used in data center products (up to 8 TB/s per GPU).76% similarUnverifiedFor Spark X 2.5, at 32,000 tokens the KV cache is approximately 1.3 GB with a total footprint of approximately 9 GB; at 128,000 tokens the KV cache is approximately 4.9 GB; and at 1 million tokens the KV cache is approximately 39 GB plus a model file of approximately 43 GB75% similarUnverifiedThe DGX Spark offers up to 1,000 TOPS of AI computing power and supports up to 128GB of unified memory.75% similarUnverifiedThe memory bandwidth of Spark and M4 Pro is 273 GB/s, while Halo's is slightly lower at 256 GB/s.74% similar
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