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Text generation · All measured GPUs

Speeds compare only within one exact test. Recipe availability is checked on each report against the published recipe executor.
  1. Qwen3.8-27B-NVFP4

    RadixArk · 14 tested configurations · 2 GPUs

    • RTX 5090 · 32 GBNVFP4 · 8K → 2K tokens
      Output throughput · includes prefill · 1 request
      70.8tok/s
      Observed GPU occupancy
      27.3GiB
      First token
      633 ms
      Test details

      Total output tokens divided by the full request window, including prefill and queueing.

      Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

      Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

      Engine
      vllm
      Protocol
      wbench-fixed-http-v1
      Dataset
      synthetic-tokenizer-v1:repeats=2
      Workload
      8192in-2048out
      ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
      C170.8229.01 s633 ms27.29405.51bad294c0 ↗
    • 1 other test configurations on this GPU
      • NVFP4 · 32K → 2K tokens
        Output throughput · includes prefill · 1 request
        62.5tok/s
        Observed GPU occupancy
        27.3GiB
        First token
        3.6 s
        Test details

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm
        Protocol
        wbench-fixed-http-v1
        Dataset
        synthetic-tokenizer-v1:repeats=2
        Workload
        32768in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C162.4832.79 s3.6 s27.29433.31746bbc39 ↗
    • RTX PRO 6000 Blackwell Server Edition · 96 GBNVFP4 · 32K → 2K tokens · No cache reuse
      Output throughput · includes prefill · 1 request
      55.6tok/s
      Best measured · 8 concurrent requests
      225tok/s
      Observed GPU occupancy
      86GiB
      First token
      3.2 s
      Test details · 6 concurrency levels

      Total output tokens divided by the full request window, including prefill and queueing.

      Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

      Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

      Engine
      vllm · vLLM 0.28.0
      Protocol
      wbench-search-http-v1
      Dataset
      migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=isolated:repeats=3
      Workload
      32768in-2048out
      ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
      C155.5936.91 s3.2 s85.983411dca51ce5 ↗
      C291.3746.48 s4.6 s85.98342.91dca51ce5 ↗
      C4149.2162.63 s6.5 s85.98372.91dca51ce5 ↗
      C6196.7376.24 s7.8 s85.98398.91dca51ce5 ↗
      C7211.8781.41 s8.3 s85.98408.71dca51ce5 ↗
      C8224.6190.5 s8.9 s85.98414.81dca51ce5 ↗
    • 11 other test configurations on this GPU
      • NVFP4 · 32K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        60.1tok/s
        Best measured · 8 concurrent requests
        393tok/s
        Observed GPU occupancy
        86GiB
        First token
        217 ms
        Test details · 6 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-search-http-v1
        Dataset
        migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=prefix-reuse:repeats=3
        Workload
        32768in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C160.134.34 s217 ms85.9832319cdf45b7 ↗
        C2109.337.48 s349 ms85.98310.819cdf45b7 ↗
        C4209.2339.18 s686 ms85.98324.819cdf45b7 ↗
        C6306.9440.06 s992 ms85.9833619cdf45b7 ↗
        C7351.2440.83 s1.1 s85.98342.619cdf45b7 ↗
        C8392.9341.71 s1.3 s85.98348.219cdf45b7 ↗
      • NVFP4 · 32K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        59.7tok/s
        Best measured · 8 concurrent requests
        394tok/s
        Observed GPU occupancy
        86.8GiB
        First token
        230 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        32768in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C159.6834.59 s230 ms86.82323.3183d37469 ↗
        C4207.3139.54 s664 ms86.82320183d37469 ↗
        C8394.0441.6 s1.2 s86.82346.1183d37469 ↗
      • NVFP4 · 32K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        60.5tok/s
        Best measured · 8 concurrent requests
        395tok/s
        Observed GPU occupancy
        86.9GiB
        First token
        228 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        32768in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C160.4733.87 s228 ms86.86320.31cbf1431c ↗
        C4207.8639.44 s636 ms86.86333.61cbf1431c ↗
        C8394.5241.6 s1.3 s86.86361.61cbf1431c ↗
      • NVFP4 · 64K → 2K tokens · No cache reuse
        Output throughput · includes prefill · 1 request
        47.1tok/s
        Best measured · 4 concurrent requests
        101tok/s
        Observed GPU occupancy
        86GiB
        First token
        8.4 s
        Test details · 4 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-search-http-v1
        Dataset
        migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=isolated:repeats=3
        Workload
        65536in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C147.1543.45 s8.4 s85.98364.41e5a201fa ↗
        C270.3960.71 s12.3 s85.98381.31e5a201fa ↗
        C388.3680.85 s14.2 s85.98403.61e5a201fa ↗
        C4100.66101.65 s15.8 s85.98419.21e5a201fa ↗
      • NVFP4 · 64K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        57.5tok/s
        Best measured · 8 concurrent requests
        355tok/s
        Observed GPU occupancy
        86GiB
        First token
        326 ms
        Test details · 6 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-search-http-v1
        Dataset
        migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=prefix-reuse:repeats=3
        Workload
        65536in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C157.4535.8 s326 ms85.98326.1167a5e6d3 ↗
        C2104.739.14 s515 ms85.98321167a5e6d3 ↗
        C4198.7241.24 s954 ms85.98344.2167a5e6d3 ↗
        C6277.6544.28 s1.3 s85.98358.8167a5e6d3 ↗
        C7317.4145.18 s1.4 s85.98369.2167a5e6d3 ↗
        C8354.9546.19 s1.6 s85.98377.1167a5e6d3 ↗
      • NVFP4 · 64K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        57.1tok/s
        Best measured · 8 concurrent requests
        356tok/s
        Observed GPU occupancy
        86.8GiB
        First token
        358 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        65536in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C157.0836.15 s358 ms86.823261275a096d ↗
        C4196.9141.63 s870 ms86.83338.71275a096d ↗
        C8355.8946.08 s1.6 s86.83375.71275a096d ↗
      • NVFP4 · 64K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        57.7tok/s
        Best measured · 8 concurrent requests
        356tok/s
        Observed GPU occupancy
        86.9GiB
        First token
        357 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        65536in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C157.6735.51 s357 ms86.86325.81fe8141d2 ↗
        C4197.4241.52 s870 ms86.86354.31fe8141d2 ↗
        C8356.2546.05 s1.6 s86.86392.41fe8141d2 ↗
      • NVFP4 · 128K → 2K tokens · No cache reuse
        Output throughput · includes prefill · 1 request
        32.7tok/s
        Best measured · 2 concurrent requests
        42.5tok/s
        Observed GPU occupancy
        86GiB
        First token
        24.3 s
        Test details · 2 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-search-http-v1
        Dataset
        migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=isolated:repeats=3
        Workload
        131072in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C132.7262.59 s24.3 s85.99406.5128f51cf1 ↗
        C242.54106.24 s33.5 s85.99428.9128f51cf1 ↗
      • NVFP4 · 128K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        53tok/s
        Best measured · 4 concurrent requests
        181tok/s
        Observed GPU occupancy
        86GiB
        First token
        435 ms
        Test details · 4 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-search-http-v1
        Dataset
        migration-analysis-v1:sha256=68590c248e43f32c04dfd8062464fd1e4856917795fe307225e5c6112a54fe94:cache=prefix-reuse:repeats=3
        Workload
        131072in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C152.9738.72 s435 ms85.99333.9178fc908c ↗
        C297.2542.14 s646 ms85.99340.8178fc908c ↗
        C3138.6644.36 s822 ms85.99358.8178fc908c ↗
        C4181.1645.25 s1.1 s85.99375.3178fc908c ↗
      • NVFP4 · 128K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        52.9tok/s
        Best measured · 8 concurrent requests
        301tok/s
        Observed GPU occupancy
        86.9GiB
        First token
        508 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        131072in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C152.938.72 s508 ms86.8633817cea351c ↗
        C4179.8145.65 s1 s86.86387.517cea351c ↗
        C8301.1654.48 s1.9 s86.86443.717cea351c ↗
      • NVFP4 · 128K → 2K tokens · Prefix cache reuse
        Output throughput · includes prefill · 1 request
        52.6tok/s
        Best measured · 8 concurrent requests
        301tok/s
        Observed GPU occupancy
        86.8GiB
        First token
        509 ms
        Test details · 3 concurrency levels

        Total output tokens divided by the full request window, including prefill and queueing.

        Occupancy includes engine buffers and reserved KV cache. It is not the minimum VRAM required by the model.

        Reports combined counts reports, not inference requests. Request successes and failures are listed in each report.

        Engine
        vllm · vLLM 0.28.0
        Protocol
        wbench-fixed-http-v3
        Dataset
        synthetic-tokenizer-v3:cache=prefix-reuse:repeats=3
        Workload
        131072in-2048out
        ConcurrencyMean throughput (tok/s)P95TTFTObserved occupancy (GiB)GPU power (W)Reports combinedView report
        C152.5938.95 s509 ms86.83328.81d14962c1 ↗
        C4179.4245.72 s1.1 s86.83371.91d14962c1 ↗
        C8300.9854.52 s1.9 s86.834261d14962c1 ↗
Sortable tables by exact test condition · 48 rows