M3 Ultra
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-06.)
M3 Ultra has 96 facts recorded in Dontopedia across 38 references, with 2 live disagreements.
Mostly:rdf:type(15), has theoretical max bandwidth(2), has headroom(2)
Maturity scale
raw canonical shape-checked rule-derived certifiedRdf:typein disputerdf:type
Inbound mentions (63)
Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.
runsOnHardwareRuns on Hardware(4)
- Cl6 Field Cpu Path
ex:cl6-field-cpu-path - Finding 4
ex:finding-4 - Smoke Results
ex:smoke-results - Training
ex:training
hardwarePlatformHardware Platform(2)
- M3 Ultra F32 Result
ex:m3-ultra-f32-result - M3 Ultra F64 Result
ex:m3-ultra-f64-result
isFasterThanIs Faster Than(2)
- Best Waverotor Port
ex:best-waverotor-port - Gb10 Pytorch Port
ex:gb10-pytorch-port
measuredOnHardwareMeasured on Hardware(2)
- Measurement H40
ex:measurement-h40 - Performance Metric 1
ex:performance-metric-1
mentionsHardwareMentions Hardware(2)
- Message 1
ex:message-1 - Utterance 2026 04 15 20 13
ex:utterance-2026-04-15-20-13
occursOnHardwareOccurs on Hardware(2)
- Bandwidth Wall
ex:bandwidth-wall - Performance Measurement
ex:performance-measurement
performedOnHardwarePerformed on Hardware(2)
- Per Config Benchmark
ex:per-config-benchmark - This Training Run
ex:this-training-run
achievableIn20HoursAchievable In20 Hours(1)
- 500k Sweeps
ex:500k-sweeps
achievableIn24MinutesAchievable In24 Minutes(1)
- 10k Sweeps
ex:10k-sweeps
achievableIn4HoursAchievable In4 Hours(1)
- 100k Sweeps
ex:100k-sweeps
achievedOnHardwareAchieved on Hardware(1)
- Semi Fused Approach Results
ex:semi-fused-approach-results
achievesEffectiveBandwidthOnAchieves Effective Bandwidth on(1)
- Semi Fused Approach
ex:semi-fused-approach
addressesAudienceWithAddresses Audience With(1)
- Xenonfun
ex:xenonfun
areSignificantAre Significant(1)
- Cache Savings
ex:cache-savings
cannotPinCoresCannot Pin Cores(1)
- Macos
ex:macos
cannotUseAllGpuCoresCannot Use All Gpu Cores(1)
- Fused Single Tg
ex:fused-single-tg
comparesCompares(1)
- Performance Gap Comparison
ex:performance-gap-comparison
degradesAtLargeNDegrades at Large N(1)
- Fused Path
ex:fused-path
executedOnExecuted on(1)
- Training Session 2026 03 07
ex:training-session-2026-03-07
executedOnHardwareExecuted on Hardware(1)
- M3 Ultra Setup
ex:m3-ultra-setup
fasterPerAmxUnitThanFaster Per Amx Unit Than(1)
- M4 Pro
ex:m4-pro
fitsComfortablyOnM3UltraFits Comfortably on M3 Ultra(1)
- L4096
ex:l4096
hardwareTargetHardware Target(1)
- Rayon Parallel Sweep
ex:rayon-parallel-sweep
hasNoMemoryConcernOnHas No Memory Concern on(1)
- Anchor V3
ex:anchor-v3
hasZeroDegradationWithScaleHas Zero Degradation With Scale(1)
- Tiling Strategy
ex:tiling-strategy
hostsExperimentsHosts Experiments(1)
- Apple Silicon
ex:apple-silicon
improvesThroughputOnImproves Throughput on(1)
- Compiled Step
ex:compiled-step
includesBandwidthWallFindingIncludes Bandwidth Wall Finding(1)
- Kuramoto Findings Md
ex:kuramoto-findings-md
isFasterPerAmxUnitThanIs Faster Per Amx Unit Than(1)
- M4 Pro
ex:m4-pro
isLessDramaticIs Less Dramatic(1)
- F64 Collapse
ex:f64-collapse
isNegligibleIs Negligible(1)
- Parallel Measurement Overhead
ex:parallel-measurement-overhead
isOutperformedByM3UltraIs Outperformed by M3 Ultra(1)
- Legacy
ex:legacy
isTheBottleneckIs the Bottleneck(1)
- Memory Bandwidth
ex:memory-bandwidth
isUntappedOpportunityIs Untapped Opportunity(1)
- Multi Cluster Parallelism
ex:multi-cluster-parallelism
keepsFullParallelismKeeps Full Parallelism(1)
- Multi Threadgroup Semi Fusion
ex:multi-threadgroup-semi-fusion
killsPerformanceKills Performance(1)
- Single Threadgroup Fusion
ex:single-threadgroup-fusion
limitsCorePinningLimits Core Pinning(1)
- Macos
ex:macos
locatedOnLocated on(1)
- Anchorkan Model
ex:anchorkan-model
locationLocation(1)
- F64 Collapse
ex:f64-collapse
maintainsMultiCoreParallelismMaintains Multi Core Parallelism(1)
- Semi Fused Approach
ex:semi-fused-approach
measuredOnMeasured on(1)
- Sim Size 512x512
ex:sim-size-512x512
nonIssueNon Issue(1)
- Memory
ex:memory
nonIssueOnM3UltraNon Issue on M3 Ultra(1)
- Memory for L1024 L2048
ex:memory-for-l1024-l2048
projectsHardwareProjects Hardware(1)
- Performance Projection Table
ex:performance-projection-table
recommendCpuOnlyRecommend Cpu Only(1)
- Production Runs
ex:production-runs
reducesDispatchOverheadReduces Dispatch Overhead(1)
- Multi Threadgroup Semi Fusion
ex:multi-threadgroup-semi-fusion
sharesBenchmarksShares Benchmarks(1)
- Xenonfun
ex:xenonfun
slowerThanM3UltraAtSameTaskSlower Than M3 Ultra at Same Task(1)
- M4 Pro
ex:m4-pro
superiorInPerUnitSpeedSuperior in Per Unit Speed(1)
- M4 Pro
ex:m4-pro
supportsParallelUpdatesAcrossPcoresSupports Parallel Updates Across Pcores(1)
- Rayon
ex:rayon
targetsHardwareTargets Hardware(1)
- Rust Accelerate Benchmark
ex:rust-accelerate-benchmark
trainedOnHardwareTrained on Hardware(1)
- H 40 Preset
ex:h-40-preset
worksPerfectlyWorks Perfectly(1)
- Tiling Strategy
ex:tiling-strategy
wouldDoublePerformanceWould Double Performance(1)
- Parallel Tiling
ex:parallel-tiling
Other facts (71)
The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.
| Predicate | Value | Ref |
|---|---|---|
| Has Theoretical Max Bandwidth | 800 | [1] |
| Has Theoretical Max Bandwidth | 800 | [21] |
| Has Headroom | true | [14] |
| Has Headroom | true | [37] |
| Achieves Bandwidth Utilization | 39% | [1] |
| Has Unified Memory | M Series | [1] |
| Bottlenecked by Memory Bandwidth | Memory Bandwidth | [1] |
| Has Gpu Cores | 76 | [1] |
| Is Lisa Hardware | null | [2] |
| Has Activity Duration | 5 days | [2] |
| Has Cache Limit | 40GB | [3] |
| Has No Memory Concern | true | [4] |
| Has No Memory Concern for | Anchor V3 | [4] |
| Power Usage Watts | 75 | [5] |
| Faster Than For100 Iters | Rtx 3060 12gb | [5] |
| Time For100 Iters Seconds | 22.3 | [5] |
| Will Benchmark Changes | Code Changes | [6] |
| Has Pcores Count | 20 | [6] |
| Runs | 500k Sweeps 1024 Squared | [7] |
| Is High End Hardware | true | [7] |
| Has Memory Bandwidth Gbs | 800 | [8] |
| Benefits From Parallelism | Rayon Threads | [8] |
| Has Advantage in | More Amx Units Across Clusters | [8] |
| Should Pull Ahead | M4 Pro | [8] |
| Has Number of Pclusters | 2 | [8] |
| Lacks Advantage in | Speed Per Unit | [8] |
| Is Clear Choice | Production 1024 Squared Runs | [9] |
| Faster Than | M4 Pro | [9] |
| Advocated for Production | Xenonfun | [9] |
| Enables Large Scale Cpu Compute | 1024x1024 Cl60 Metropolis Experiment | [10] |
| Has28 Threads Configuration | null | [10] |
| Has Batch Time in Seconds At1024 Squared | 14.4 | [10] |
| Outperforms M4 Pro At1024 Squared | M4 Pro | [10] |
| Achieves Performance At512x512 | 843 GFLOP/s | [11] |
| Superior to | Rtx 3060 | [12] |
| Has Throughput Target | 20-40K tok/s | [12] |
| Achieves Tok Per S | 1771 | [13] |
| Expected to Outperform | Rtx 3060 | [13] |
| Should Be Competitive With | Rtx 3060 | [13] |
| Has Performance Gap to | Rtx 3060 | [13] |
| Targets Model Size | 25M | [13] |
| Presupposes25m Model | F32 Model | [13] |
| Supports Concurrent Runs | Above Prediction | [14] |
| Has24 Cores | true | [15] |
| Supports Gpu Training | true | [16] |
| Hardware Context | Bandwidth Saturation | [17] |
| Has Time Period | 2026-02-27 to 2026-03-02 | [18] |
| Has Total Api Spending | 513.84 | [18] |
| Is Machine | true | [18] |
| Is Hardware for Config | Spectralreservoir Gptv3 | [19] |
| Supports Training | Training | [20] |
| Has Total Cores | 76 | [21] |
| Has Duration of Activity | 5 days | [23] |
| Has Saturation Throughput | 56000 | [25] |
| Has Memory Bandwidth Wall | ~56K tok/s | [26] |
| Per Amx Unit Performance | ~125 GFLOP/s | [29] |
| Advantage Source | more AMX units across clusters | [29] |
| Disadvantage | not faster ones | [29] |
| Performance Characteristic | remarkably flat | [29] |
| Performance Value | 125 GFLOP/s | [29] |
| Fused F64 Performance At1 M | 44 | [29] |
| Memory Bandwidth | 800 GB/s | [29] |
| Memory Bandwidth Effect | helps the untiled path survive longer | [29] |
| P Cluster Count | 2 | [29] |
| Projected Performance | ~250 GFLOP/s f32 | [29] |
| Projected Performance Reason | Proposed Execution Mode | [29] |
| Relative Performance Result | flip the comparison | [29] |
| Expected Outcome | actually pull ahead | [29] |
| Clear Choice for | production 1024² runs | [31] |
| Benchmark Task | Current Code State | [32] |
| Core Count | 20 | [32] |
Timeline
Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.
References (38)
ctx:discord/blah/resources/part-45ctx:discord/blah/watt-activation/part-19ctx:discord/blah/watt-activation/part-57ctx:discord/blah/watt-activation/part-58ctx:discord/blah/watt-activation/part-587ctx:discord/blah/watt-activation/part-599ctx:discord/blah/watt-activation/part-600ctx:discord/blah/watt-activation/part-596ctx:discord/blah/watt-activation/part-601ctx:discord/blah/watt-activation/part-602ctx:discord/blah/watt-activation/part-597ctx:discord/blah/watt-activation/part-631ctx:discord/blah/watt-activation/part-641ctx:discord/blah/watt-activation/part-671ctx:discord/blah/watt-activation/part-678ctx:discord/blah/watt-activation/part-680ctx:discord/blah/watt-activation/part-61ctx:discord/blah/watt-activation/part-17ctx:discord/blah/watt-activation/part-103ctx:discord/blah/watt-activation/part-605ctx:discord/blah/resources/45- full textresources-45text/plain2 KB
doc:agent/resources-45/f97a124a-8c9b-4da1-a8a2-b10c6d609fbfShow excerpt
[2026-03-02 23:55] xenonfun: Excellent results. The semi-fused approach is the winner: - Semi-fused: 130 tok/s (7.69 ms/tok, 311 GB/s effective bandwidth) - Non-fused: 93 tok/s (10.78 ms/tok, 222 GB/s) - Fused single-TG: 11 tok/s (de…
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doc:agent/watt-activation-17/34c034a2-297a-49fd-8499-a54ef15da9a5Show excerpt
[2026-03-03 17:55] xenonfun: 2026-02-27 to 2026-03-02 (just the M3 Ultra) Total API spending on this machine: ~$513.84 (all-time, cached data through Mar 2) Breakdown by major project | Project | Total | |---------|-------| | symbiogenesis…
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doc:agent/watt-activation-19/e74bc25c-aab8-43ac-90e0-2f036b5a9627Show excerpt
[2026-03-05 22:21] xenonfun: Both started from the same checkpoint, so same baseline: - Start checkpoint ./philosophy_model_fresh/checkpoint_iter_9198.npz - Baseline on same eval slice/settings: val_loss=5.355859, val_ppl=211.85 So …
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doc:agent/watt-activation-58/2b893cf3-b6f9-4fdb-a94d-202a521b9459Show excerpt
[2026-03-07 09:29] xenonfun: ``` Anchor v3 running. On memory — the anchor overhead is minimal: Anchor v3 extra parameters per layer (m=32): - anchor_re/im: 32 × 4 phases = 256 floats - anchor_omega: 256 floats - W_anchor_q: 320 ×…
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doc:agent/watt-activation-61/3d9a288b-f7ca-4227-8d92-0bca73a33496Show excerpt
[2026-03-07 10:25] xenonfun: ``` Config: anchor_v3_m32_L2048 (seq_len=2048, kwargs={'use_anchor': True, 'n_anchors': 32}) …
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doc:agent/watt-activation-62/a54e16c9-84e0-4825-8097-9ebef4dc861dShow excerpt
[2026-03-07 14:44] xenonfun: L512/L1024/L2048 data [2026-03-07 14:50] xenonfun: (files: phase_diagram_r_vs_ppl.png, training_trajectories_r_vs_ppl.png, scaling_r_and_ppl_vs_seqlen.png) [2026-03-07 14:51] xenonfun: ``` +### Per-configuratio…
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doc:agent/watt-activation-88/0299a1f9-423c-4481-997f-02f201cc0796Show excerpt
[2026-03-07 22:01] xenonfun: ``` ⏺ Training complete. Final results: ┌──────────────────┬───────────────────────────────────────┐ │ Metric │ Value │ ├──────────────────┼──────────────────────…
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doc:agent/watt-activation-592/64459ee2-1124-47ae-b744-747c970a98d6Show excerpt
[2026-04-04 13:47] lisamegawatts: The pattern is clear: EVENT TIMELINE — COMET POSITION AT EACH INTERACTION: 01:17 UTC R2 radio blackout Comet at 14.7 R_sun (streamer crossing) 06:45 UTC CCOR-1 flash/whiteout Comet at 9.9 R_sun …
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doc:agent/watt-activation-593/5c383b0f-5e7c-4f28-b8e6-6c00caa3ef98Show excerpt
[2026-04-04 17:10] xenonfun: ⏺ Tiled is a massive win. Now let me wire it into the production code and commit. ``` ┌────────┬─────────────┬─────────────┬─────────────┐ │ N │ Fused f32 │ Tiled f32 │ Improvement │ ├────────┼───…
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doc:agent/watt-activation-594/d9974ad5-bce6-44fb-a387-861b63507258Show excerpt
[2026-04-04 17:21] xenonfun: ``` The headline numbers ┌──────────────────────┬─────────────────┬───────────────┬─────────┐ │ │ Scalar (before) │ Par tiled AMX │ Speedup │ ├──────────────────────┼───────────────…
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doc:agent/watt-activation-598/3c9c31a0-fbf1-4132-9ad5-b18c96a16586Show excerpt
[2026-04-04 19:12] xenonfun: ⏺ Found it. The site index collection allocates a Vec<usize> of 512K elements every half-sweep, every sweep — that's 100 sweeps × 2 parities × 512K × 8 bytes = 800 MB of allocation churn per batch at 1024². Pl…
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doc:agent/watt-activation-596/83561bf3-adfc-4a74-8293-71c29d442bdfShow excerpt
[2026-04-04 18:11] xenonfun: ⏺ scalar_product went from 10,789 µs to 142 µs — 76× speedup. The precomputed scalar pairs reduced ~1024 iterations to ~32. Overall Metropolis per-site: 4.8× speedup, from 21 µs/site to 4.3 µs/site. For a …
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doc:agent/watt-activation-629/23bf04a4-e754-4ece-8525-729dd63d8627Show excerpt
[2026-04-15 22:07] xenonfun: ⏺ The output is strikingly coherent for a 25M-param byte-level model trained on dialogue: ``` ▎ Alan Turing: What do you think about consciousness? ▎ I find your consciousness in a principle in the world's w…
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doc:agent/watt-activation-638/539b1483-cc08-42f3-9ea1-6a7f6ae47ab8Show excerpt
[2026-04-16 00:45] xenonfun: ``` ⏺ Let me answer the Python question first, then look at rayon parallelism. Python training setup (from scaling_wave_native_curriculum.py): - BATCH_SIZE = 32 (base script has BATCH_SIZE=16 with GRAD_ACCU…
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doc:agent/watt-activation-668/724edb5f-0ab5-4a49-a13a-d6074cbe8065Show excerpt
[2026-04-20 12:46] xenonfun: ``` ⏺ Acknowledged — #34 is next up after PR #13 returns (that subagent is ~halfway through its budget, leaving it to complete avoids wasted work). No new Clifford subagents until #34 lands. Updated #34 scope…
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doc:agent/watt-activation-677/0a3c1f90-3dc6-48cb-b08e-24d6d4275edeShow excerpt
[2026-04-22 13:11] xenonfun: • For the H=40 preset (D=560, ~19.0M params), current measured GPU training is: ``` 21,642 tok/s at B=16, T=256 on M3 Ultra. I also tried nearby H values in multiples of 4: | H | D | Params | GPU tok/s |…
See also
- M Series
- Memory Bandwidth
- Anchor V3
- Rtx 3060 12gb
- Code Changes
- 500k Sweeps 1024 Squared
- Rayon Threads
- More Amx Units Across Clusters
- M4 Pro
- Speed Per Unit
- Production 1024 Squared Runs
- Xenonfun
- 1024x1024 Cl60 Metropolis Experiment
- Rtx 3060
- F32 Model
- Above Prediction
- Bandwidth Saturation
- Spectralreservoir Gptv3
- Training
- Hardware Model
- Hardware
- Device
- Proposed Execution Mode
- Hardware Processor
- Current Code State
- Processor
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