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HBM
WebGPUEnterprise

GPUs / NVIDIA

GTX 1650 SUPER

Memory
GDDR6
Bus
128-bit
Published peak
192 GB/s
Capacity
4 GB

Measured

Read
177.3GB/s
Write
160.4GB/s
Copy
160.1GB/s
Random
8.14GB/s
Latency
249ns
Sustain
159.8GB/s

Medians of 1 verified run from 1 operator. Read reaches 92 % of the published peak.

Local AI speed

ModelParameters4-bit, tokens/s8-bit, tokens/s
Llama 3.1 8B8.03BDoes not fitDoes not fit
Qwen 2.5 14B14.7BDoes not fitDoes not fit
gpt-oss-20b21B, 3.6B activeDoes not fitDoes not fit
Mistral Small 24B24BDoes not fitDoes not fit
Qwen 2.5 32B32.5BDoes not fitDoes not fit
Llama 3.3 70B70.6BDoes not fitDoes not fit
gpt-oss-120b117B, 5.1B activeDoes not fitDoes not fit
Upper bounds: median read ÷ bytes read per token. Mixture-of-experts models read only their active experts. Fit checks weights against the 4 GB configuration; the KV cache needs room on top.

Top operators

#OperatorScoreReadDate
1OP-9C030357.1177.3 GB/s2026-09-27

Full GTX 1650 SUPER leaderboard

Test your GPU