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Intel · CPU

Intel Core i7-4820K Processor

Intel Core i7-4820K Processor — 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

ParameterValue and conditions
Intel TDP
130 W
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "TDP",
  "raw_value": "130 W",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "TDP",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}

Compute

ParameterValue and conditions
Base clock
3,700 MHz
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Processor Base Frequency",
  "raw_value": "3.70 GHz",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Processor Base Frequency",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Max boost clock
3,900 MHz
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max Turbo Frequency",
  "raw_value": "3.90 GHz",
  "qualifiers": {
    "source_field": "Max Turbo Frequency",
    "source_row": 29
  },
  "document_id": "intel-family-123588-9a95110dc20f637e"
}
3,900 MHz
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max Turbo Frequency",
  "raw_value": "3.90 GHz",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Max Turbo Frequency",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
CPU cores
4
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Total Cores",
  "raw_value": "4",
  "qualifiers": {
    "source_field": "Total Cores",
    "source_row": 29
  },
  "document_id": "intel-family-123588-9a95110dc20f637e"
}
4
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Total Cores",
  "raw_value": "4",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Total Cores",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Published process node
22 nm
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Lithography",
  "raw_value": "22 nm",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Lithography",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
threads
8
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Total Threads",
  "raw_value": "8",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Total Threads",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}

Memory

ParameterValue and conditions
ECC Supported
Not supported
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "ECC Memory Supported",
  "raw_value": "No",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "ECC Memory Supported",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Intel Smart Cache
10 MB
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Cache",
  "raw_value": "10 MB Intel Smart Cache",
  "qualifiers": {
    "source_field": "Cache",
    "source_row": 29
  },
  "document_id": "intel-family-123588-9a95110dc20f637e"
}
10 MB
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Cache",
  "raw_value": "10 MB Intel Smart Cache",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Cache",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Max supported memory
64 GB
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max Memory Size (dependent on memory type)",
  "raw_value": "64 GB",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Max Memory Size (dependent on memory type)",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Maximum memory bandwidth
59.7 GB/s
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max Memory Bandwidth",
  "raw_value": "59.7 GB/s",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Max Memory Bandwidth",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Memory channels
4
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max # of Memory Channels",
  "raw_value": "4",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Max # of Memory Channels",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Memory type
DDR3 1333/1600/1866
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Memory Types",
  "raw_value": "DDR3 1333/1600/1866",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Memory Types",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}

Connectivity and features

ParameterValue and conditions
Hyper-Threading Supported
Supported
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Intel Hyper-Threading Technology",
  "raw_value": "Yes",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Intel Hyper-Threading Technology",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Max CPU PCIe lanes
40
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Max # of PCI Express Lanes",
  "raw_value": "40",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Max # of PCI Express Lanes",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}
Socket
FCLGA2011
Source and conditions

View source ↗

{
  "state": "known",
  "raw_label": "Sockets Supported",
  "raw_value": "FCLGA2011",
  "qualifiers": {
    "intel_sku": "77781",
    "source_field": "Sockets Supported",
    "source_product_url": "https://www.intel.com/content/www/us/en/products/sku/77781/intel-core-i74820k-processor-10m-cache-up-to-3-90-ghz/specifications.html",
    "source_row": 20
  },
  "document_id": "detail-13904165609cb930-43e0c3df1e99a9a5"
}

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.

Blender (4)

Blender scene rendering

Too few submissions · No representative score

Run count: 1

Too few submissions · Individual results onlyn = 1

4.5.0 · classroom · CPU · Windows · 1P · 4 cores · 8 threads

Counts represent submissions; the number of independent systems is unknown. Stock or overclocked status, RAM and power settings are also unknown.

Measurement scope and interpretation

Sample thresholds are an initial display policy, not a guarantee of statistical confidence. P95 is not a theoretical limit. OS submission shares do not represent user market share.

Observed minimum / maximum
9.74 / 9.74
Measurement dates
2025-09-30 – 2025-09-30
Duplicate submissions removed
0
Quantile calculation
linear interpolation · (n−1) × p

View source ↗

{
  "analysis": {
    "duplicates_removed": 0,
    "independent_system_count": null,
    "individual_results": [
      {
        "measured_at": "2025-09-30T15:19:48.068881+00:00",
        "score": 9.740451703057914,
        "source_record_id": "4df5b819-67c5-41d3-bb96-45b8b5779224"
      }
    ],
    "median": null,
    "observed_max": 9.740451703057914,
    "observed_min": 9.740451703057914,
    "policy": "submitted-runs-v1",
    "quantile_method": "linear interpolation at (n-1)*p",
    "sample_count": 1,
    "sample_status": "individual",
    "settings_status": "unknown"
  },
  "comparison_readiness": "observational-only",
  "condition": {
    "benchmark": "Blender",
    "environment": {
      "backend": "CPU",
      "benchmark_script": "3.1.1",
      "device_name": "Intel Core i7-4820K CPU @ 3.70GHz",
      "dist_name": "",
      "dist_version": "",
      "driver": null,
      "num_cpu_cores": 4,
      "num_cpu_sockets": 1,
      "num_cpu_threads": 8,
      "power_limit": null,
      "ram_bytes": null,
      "settings_status": "unknown",
      "system": "Windows"
    },
    "scene": "classroom",
    "scene_checksum": "936f0a528f03eba291c67ea87743a0ebde58938fb87471b262721b89b46b875d",
    "version": "4.5.0"
  },
  "condition_id": "ea93d5697492ca1a4707",
  "document_id": "blender-open-data-3b13b06e2e84b715",
  "example_record_ids": [
    "4df5b819-67c5-41d3-bb96-45b8b5779224"
  ],
  "measured_from": "2025-09-30T15:19:48.068881+00:00",
  "measured_to": "2025-09-30T15:19:48.068881+00:00",
  "median": null,
  "parameter_id": "benchmark.blender.samples_per_minute",
  "population": "public submitted runs; not independent systems",
  "product_id": "intel-core-4820k",
  "run_count": 1,
  "sample_status": "individual"
}

Blender scene rendering

Too few submissions · No representative score

Run count: 1

Too few submissions · Individual results onlyn = 1

4.5.0 · junkshop · CPU · Windows · 1P · 4 cores · 8 threads

Counts represent submissions; the number of independent systems is unknown. Stock or overclocked status, RAM and power settings are also unknown.

Measurement scope and interpretation

Sample thresholds are an initial display policy, not a guarantee of statistical confidence. P95 is not a theoretical limit. OS submission shares do not represent user market share.

Observed minimum / maximum
14.95 / 14.95
Measurement dates
2025-09-30 – 2025-09-30
Duplicate submissions removed
0
Quantile calculation
linear interpolation · (n−1) × p

View source ↗

{
  "analysis": {
    "duplicates_removed": 0,
    "independent_system_count": null,
    "individual_results": [
      {
        "measured_at": "2025-09-30T15:19:02.353903+00:00",
        "score": 14.954923368480172,
        "source_record_id": "4df5b819-67c5-41d3-bb96-45b8b5779224"
      }
    ],
    "median": null,
    "observed_max": 14.954923368480172,
    "observed_min": 14.954923368480172,
    "policy": "submitted-runs-v1",
    "quantile_method": "linear interpolation at (n-1)*p",
    "sample_count": 1,
    "sample_status": "individual",
    "settings_status": "unknown"
  },
  "comparison_readiness": "observational-only",
  "condition": {
    "benchmark": "Blender",
    "environment": {
      "backend": "CPU",
      "benchmark_script": "3.1.1",
      "device_name": "Intel Core i7-4820K CPU @ 3.70GHz",
      "dist_name": "",
      "dist_version": "",
      "driver": null,
      "num_cpu_cores": 4,
      "num_cpu_sockets": 1,
      "num_cpu_threads": 8,
      "power_limit": null,
      "ram_bytes": null,
      "settings_status": "unknown",
      "system": "Windows"
    },
    "scene": "junkshop",
    "scene_checksum": "f5515a21a1337b908212d8d76733530df83014464a24c585ab7b96000da0cdce",
    "version": "4.5.0"
  },
  "condition_id": "af9fd5e9904addf78527",
  "document_id": "blender-open-data-3b13b06e2e84b715",
  "example_record_ids": [
    "4df5b819-67c5-41d3-bb96-45b8b5779224"
  ],
  "measured_from": "2025-09-30T15:19:02.353903+00:00",
  "measured_to": "2025-09-30T15:19:02.353903+00:00",
  "median": null,
  "parameter_id": "benchmark.blender.samples_per_minute",
  "population": "public submitted runs; not independent systems",
  "product_id": "intel-core-4820k",
  "run_count": 1,
  "sample_status": "individual"
}

Blender scene rendering

Too few submissions · No representative score

Run count: 1

Too few submissions · Individual results onlyn = 1

4.5.0 · monster · CPU · Windows · 1P · 4 cores · 8 threads

Counts represent submissions; the number of independent systems is unknown. Stock or overclocked status, RAM and power settings are also unknown.

Measurement scope and interpretation

Sample thresholds are an initial display policy, not a guarantee of statistical confidence. P95 is not a theoretical limit. OS submission shares do not represent user market share.

Observed minimum / maximum
21.73 / 21.73
Measurement dates
2025-09-30 – 2025-09-30
Duplicate submissions removed
0
Quantile calculation
linear interpolation · (n−1) × p

View source ↗

{
  "analysis": {
    "duplicates_removed": 0,
    "independent_system_count": null,
    "individual_results": [
      {
        "measured_at": "2025-09-30T15:17:48.664298+00:00",
        "score": 21.73001542337231,
        "source_record_id": "4df5b819-67c5-41d3-bb96-45b8b5779224"
      }
    ],
    "median": null,
    "observed_max": 21.73001542337231,
    "observed_min": 21.73001542337231,
    "policy": "submitted-runs-v1",
    "quantile_method": "linear interpolation at (n-1)*p",
    "sample_count": 1,
    "sample_status": "individual",
    "settings_status": "unknown"
  },
  "comparison_readiness": "observational-only",
  "condition": {
    "benchmark": "Blender",
    "environment": {
      "backend": "CPU",
      "benchmark_script": "3.1.1",
      "device_name": "Intel Core i7-4820K CPU @ 3.70GHz",
      "dist_name": "",
      "dist_version": "",
      "driver": null,
      "num_cpu_cores": 4,
      "num_cpu_sockets": 1,
      "num_cpu_threads": 8,
      "power_limit": null,
      "ram_bytes": null,
      "settings_status": "unknown",
      "system": "Windows"
    },
    "scene": "monster",
    "scene_checksum": "8ff812a02f720433de1403dab447be9541eecca71cc919224a7790d017c1b2ce",
    "version": "4.5.0"
  },
  "condition_id": "1c79620210700c89e719",
  "document_id": "blender-open-data-3b13b06e2e84b715",
  "example_record_ids": [
    "4df5b819-67c5-41d3-bb96-45b8b5779224"
  ],
  "measured_from": "2025-09-30T15:17:48.664298+00:00",
  "measured_to": "2025-09-30T15:17:48.664298+00:00",
  "median": null,
  "parameter_id": "benchmark.blender.samples_per_minute",
  "population": "public submitted runs; not independent systems",
  "product_id": "intel-core-4820k",
  "run_count": 1,
  "sample_status": "individual"
}

Blender complete benchmark

Too few submissions · No representative score

Run count: 1

Too few submissions · Individual results onlyn = 1

4.5.0 · monster + junkshop + classroom · CPU · Windows · 1P · 4 cores · 8 threads

Counts represent submissions; the number of independent systems is unknown. Stock or overclocked status, RAM and power settings are also unknown.

Measurement scope and interpretation

Sample thresholds are an initial display policy, not a guarantee of statistical confidence. P95 is not a theoretical limit. OS submission shares do not represent user market share.

Observed minimum / maximum
46.43 / 46.43
Measurement dates
2025-09-30 – 2025-09-30
Duplicate submissions removed
0
Quantile calculation
linear interpolation · (n−1) × p

View source ↗

{
  "analysis": {
    "duplicates_removed": 0,
    "independent_system_count": null,
    "individual_results": [
      {
        "measured_at": "2025-09-30T15:19:48.068881+00:00",
        "score": 46.425390494910395,
        "source_record_id": "4df5b819-67c5-41d3-bb96-45b8b5779224"
      }
    ],
    "median": null,
    "observed_max": 46.425390494910395,
    "observed_min": 46.425390494910395,
    "policy": "submitted-runs-v1",
    "quantile_method": "linear interpolation at (n-1)*p",
    "sample_count": 1,
    "sample_status": "individual",
    "settings_status": "unknown"
  },
  "comparison_readiness": "observational-only",
  "condition": {
    "benchmark": "Blender",
    "environment": {
      "backend": "CPU",
      "benchmark_script": "3.1.1",
      "device_name": "Intel Core i7-4820K CPU @ 3.70GHz",
      "dist_name": "",
      "dist_version": "",
      "driver": null,
      "num_cpu_cores": 4,
      "num_cpu_sockets": 1,
      "num_cpu_threads": 8,
      "power_limit": null,
      "ram_bytes": null,
      "settings_status": "unknown",
      "system": "Windows"
    },
    "scene": "monster + junkshop + classroom",
    "scene_checksum": "c3453da9769193d968fb1cc675fd7f92a3424abe9ac730218f2e00b953389356",
    "version": "4.5.0"
  },
  "condition_id": "9ee824fa12cb1c35b559",
  "document_id": "blender-open-data-3b13b06e2e84b715",
  "example_record_ids": [
    "4df5b819-67c5-41d3-bb96-45b8b5779224"
  ],
  "measured_from": "2025-09-30T15:19:48.068881+00:00",
  "measured_to": "2025-09-30T15:19:48.068881+00:00",
  "median": null,
  "parameter_id": "benchmark.blender.total_samples_per_minute",
  "population": "public submitted runs; not independent systems",
  "product_id": "intel-core-4820k",
  "run_count": 1,
  "sample_status": "individual"
}

Sources

Source terms and retrieval dates are listed below. Published values and conditions may change.