AMD · CPU
AMD EPYC 7251
AMD EPYC 7251 — Specifications and benchmarks. .
These specifications are supported by the linked sources. Core counts, clocks and memory capacities do not predict workload performance. Check benchmark versions, environments and sample counts.
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Power
| Parameter | Value and conditions |
|---|---|
| TDP | 120 W Source and conditions{
"state": "known",
"raw_label": "Default TDP",
"raw_value": "120W",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "Default TDP",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}120 W Source and conditions{
"state": "known",
"raw_label": "Default TDP",
"raw_value": "120W",
"qualifiers": {
"source_field": "Default TDP",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
Compute
| Parameter | Value and conditions |
|---|---|
| Base clock | 2,100 MHz Source and conditions{
"state": "known",
"raw_label": "Base Clock",
"raw_value": "2.1 GHz",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "Base Clock",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}2,100 MHz Source and conditions{
"state": "known",
"raw_label": "Base Clock",
"raw_value": "2.1 GHz",
"qualifiers": {
"source_field": "Base Clock",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
| Max boost clock | 2,900 MHz Source and conditions{
"state": "known",
"raw_label": "Max. Boost Clock",
"raw_value": "Up to 2.9 GHz",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "Max. Boost Clock",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}2,900 MHz Source and conditions{
"state": "known",
"raw_label": "Max. Boost Clock",
"raw_value": "Up to 2.9 GHz",
"qualifiers": {
"source_field": "Max. Boost Clock",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
| CPU cores | 8 Source and conditions{
"state": "known",
"raw_label": "# of CPU Cores",
"raw_value": "8",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "# of CPU Cores",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}8 Source and conditions{
"state": "known",
"raw_label": "# of CPU Cores",
"raw_value": "8",
"qualifiers": {
"source_field": "# of CPU Cores",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
| threads | 16 Source and conditions{
"state": "known",
"raw_label": "# of Threads",
"raw_value": "16",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "# of Threads",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}16 Source and conditions{
"state": "known",
"raw_label": "# of Threads",
"raw_value": "16",
"qualifiers": {
"source_field": "# of Threads",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
Memory
| Parameter | Value and conditions |
|---|---|
| L3 cache | 32 MB Source and conditions{
"state": "known",
"raw_label": "L3 Cache",
"raw_value": "32 MB",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "L3 Cache",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}32 MB Source and conditions{
"state": "known",
"raw_label": "L3 Cache",
"raw_value": "32 MB",
"qualifiers": {
"source_field": "L3 Cache",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
| Max supported memory (TB) | 2 TB Source and conditions{
"state": "known",
"raw_label": "Max. Memory",
"raw_value": "2 TB",
"qualifiers": {
"capacity_scope": "per-processor",
"evidence_checked_at": "2026-10-10T11:39:38.971503+00:00",
"evidence_type": "manufacturer-specification",
"family": "EPYC 7001 Series",
"identity_match": "exact manufacturer Series observation plus existing catalogID; Embeddedexcluded",
"memory_population": "2DPC; sixteen128GB LRDIMMs; operates2133MHz",
"not_board_slot_count": true,
"not_installed_ram": true,
"source_field": "Max. Memory",
"source_revision": "56301 rev1.1, September2018",
"source_row": 13,
"source_section": "Maximum Memory Capacity, printed page11",
"source_sha256": "4aa149ab40ff03c15f50c3cdfe8256fd4c488f83395ac3d7de5b826259ec4a59"
},
"document_id": "reaudit-epyc-7001-memory-population-4aa149ab40ff03c1"
} |
| Memory channels | 8 Source and conditions{
"state": "known",
"raw_label": "Memory Channels",
"raw_value": "8",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "Memory Channels",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}8 Source and conditions{
"state": "known",
"raw_label": "Memory Channels",
"raw_value": "8",
"qualifiers": {
"source_field": "Memory Channels",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
| Memory type | DDR4 Source and conditions{
"state": "known",
"raw_label": "System Memory Type",
"raw_value": "DDR4",
"qualifiers": {
"release_evidence": "manufacturer-listed-date-unknown",
"source_field": "System Memory Type",
"source_product_url": "https://www.amd.com/en/support/downloads/drivers.html/processors/epyc/epyc-7001-series/amd-epyc-7251.html",
"source_row": 175
},
"document_id": "amd-server-table-ba5dc2e1f3f72b71"
}DDR4 Source and conditions{
"state": "known",
"raw_label": "System Memory Type",
"raw_value": "DDR4",
"qualifiers": {
"source_field": "System Memory Type",
"source_row": 1
},
"document_id": "detail-1a64a4228bf85db1-af15eeed6d7b429c"
} |
Public benchmarks
Compare results with matching versions, scenes, settings and statistics. A run count of 0 identifies an aggregate or reported value, not a newly measured run.
No comparable public scores are available. This does not mean a score of zero or poor performance.
Sources
Source terms and retrieval dates are listed below. Published values and conditions may change.
- View source ↗ 2026-10-09
Official AMD DataTables complete row data read in browser; captured source JSON retained
- View source ↗ 2026-10-09
Complete official manufacturer detail/compare table; original HTML retained
- View source ↗ 2026-10-10
Reviewed official per-processor/family memory evidence; exact current catalog IDs; evidence-only proposal