CPU Comparison

Intel Xeon 6978P vs Intel Xeon 6979P

A side-by-side comparison of specs, performance and value. The Intel Xeon 6978P is a 120-core, 240-thread server processor based on the Granite Rapids-AP architecture, designed for large-scale virtualization, in-memory databases, and dense HPC and AI consolidation workloads in dual-socket platforms.

Top pick
Intel · Xeon 6900P Series
Intel Xeon 6978P
120C / 240T3.9 GHz500 W
8.8
Full review
Intel · Xeon 6
Intel Xeon 6979P
120C / 240T3.9 GHz500 W
8.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Server / Data Center
Server/Data Center
Segment
Server / High-Performance Computing
Server
Generation
Xeon 6 (Granite Rapids-AP)
6th Generation Xeon (P-core)
Launched
2025
2024
Status
Launched
Launched
Codename
Granite Rapids-AP
Granite Rapids-AP
Series
Xeon 6900P Series
Xeon 6
Family
Xeon 6
Xeon Scalable
Predecessor
Intel Xeon Platinum 8490H (Sapphire Rapids)
Intel Xeon Platinum 8480+

Specifications Compared

Cores & Clocks
Cores
120
120
Threads
240
240
Base Clock
2.1 GHz
2.1 GHz
Boost Clock
3.9 GHz
3.9 GHz
Cache & Power
L3 Cache
504 MB
504 MB
TDP
500 W
500 W
Architecture
Architecture
Granite Rapids-AP (Xeon 6 P‑core)
Granite Rapids-AP
Process Node
Intel 3
Intel 3
Memory
Memory Type
DDR5 / MRDIMM
DDR5/MRDIMM
Memory Speed
DDR5-6400; MRDIMM-8800
DDR5-6400; MRDIMM-8800
Memory Channels
12× (12)
12× (12)
Max Memory
3072 GB
3072 GB
Platform & I/O
Socket
FCLGA7529
FCLGA7529
PCIe Version
5.0
PCIe 5.0
PCIe Lanes
96
96
Integrated GPU
None
None
Unlocked
No

Performance Compared

Productivity

Intel Xeon 6978P0
Intel Xeon 6979P

Gaming

Intel Xeon 6978P0
Intel Xeon 6979P

Virtualization

Intel Xeon 6978P0
Intel Xeon 6979P

Efficiency

Intel Xeon 6978P0
Intel Xeon 6979P

Specialized Performance

AI / ML

Intel Xeon 6978PVery Good (CPU‑side)
  • Supports Intel AMX, DL Boost, and AVX‑512 for CPU‑based AI inference
  • No integrated AI accelerator beyond CPU instructions
  • Best used as a host CPU for discrete AI accelerators
Intel Xeon 6979PStrong
  • AMX instructions accelerate matrix operations for AI inference
  • Compatible with oneAPI and OpenVINO optimizations
  • Best suited for data center deployment rather than edge clients

Content Creation

Intel Xeon 6978PNot Applicable
Intel Xeon 6979P

No data

Gaming

Intel Xeon 6978PNot Applicable
  • No integrated graphics
  • Server platform, not validated for gaming
  • Client‑side gaming not a target use case
Intel Xeon 6979P
  • Platform not intended for consumer gaming
  • No integrated graphics
  • Higher latency and platform complexity不适合游戏工作负载

Industry Impact

Gaming
None
Negligible
Workstations
Moderate
High
Content Creation
Low
Moderate
Virtualization
High
High

Best CPU by Use Case

In‑Memory Databases (e.g., SAP HANA)
Excellent
Large‑Scale Virtualization (Hundreds of VMs)
Excellent
HPC Simulations & Modeling
Very Good
AI Inference & Data Analytics
Very Good
General Enterprise Servers (Low Utilization)
Poor
AI Inference & Training
Excellent
HPC Simulations
Excellent
Database Engines
Very Good
Virtualization & Consolidation
Excellent
Big Data Analytics
Excellent

Target Audience

Gamers
Content Creators
Developers
Targeted
Targeted
Workstation Users
Targeted
Targeted
Streamers
Office / Productivity
Students

Strengths & Weaknesses

Intel Xeon 6978P

Pros

  • Very high core count (120 cores / 240 threads)
  • 12 memory channels with DDR5 and MRDIMM support
  • 96 PCIe 5.0 lanes for I/O‑heavy server designs
  • Intel 3 process improves density and efficiency
  • Strong platform for in‑memory databases and virtualization

Cons

  • 500 W TDP requires robust cooling and power delivery
  • Expensive and typically sold only through OEM channels
  • Performance per core is modest compared to lower‑core Xeons
  • Limited use outside large server deployments
  • No integrated graphics or client‑side validation
Intel Xeon 6979P

Pros

  • 120 cores and 240 threads for high parallelism
  • 504 MB L3 cache to reduce memory latency
  • 12-channel DDR5/MRDIMM up to 8800 MT/s
  • 96 PCIe 5.0 lanes for high-speed I/O
  • On-die accelerators (AMX, QAT, DSA, DLB, IAA)
  • Intel 3 process
  • Comprehensive security features (TDX, SGX, MK-TME)

Cons

  • 500W TDP demands substantial power and cooling
  • No integrated graphics
  • Requires FCLGA7529 server platform
  • High cost typical of flagship server CPUs

Competitors & Alternatives

Intel Xeon 6978P

  • AMD EPYC 9554

    Server (64‑core, SP5)

    Rival
  • AMD EPYC 9654

    Server (96‑core, SP5)

    Rival
  • Intel Xeon 6980P

    Server (128‑core, Granite Rapids‑AP)

    Rival
    Compare head-to-head
  • Intel Xeon Platinum 8490H

    Server (60‑core, Sapphire Rapids)

    Rival
  • AmpereOne A192‑32

    Cloud‑Native ARM Server (192‑core)

    Rival
  • Lower core count (64) with higher per‑core frequency, better for workloads that don’t scale beyond ~64 threads.

    Compare head-to-head
  • ARM‑based AmpereOne or Graviton3
    Alt

    Cloud‑native ARM alternatives for scale‑out workloads where software is optimized for ARM and power efficiency is critical.

Intel Xeon 6979P

  • AMD EPYC 9754 (Bergamo)

    Data Center

    Rival
  • AMD EPYC 9654 (Genoa)

    Data Center

    Rival
  • AMD EPYC 9005 (Turin)

    Data Center

    Rival
  • Intel Xeon 6980P

    Data Center

    Rival
    Compare head-to-head
  • Intel Xeon Platinum 8592+

    Data Center

    Rival
  • AMD EPYC 9754
    Alt

    High core count with emphasis on throughput-oriented cloud workloads.

  • Intel Xeon 6780P
    Alt

    Lower core count for reduced power when top-end capacity is unnecessary.

  • AMD EPYC 9654
    Alt

    Proven 96-core option with broad platform availability.

  • Intel Xeon Platinum 8480+
    Alt

    Previous-generation Sapphire Rapids with mature ecosystem.

Our Verdict on Each

Intel Xeon 6978PRecommended

An extremely capable dual‑socket server CPU with best‑in‑class core count and memory bandwidth for its generation, best suited for organizations that can utilize its 120 cores and 12 memory channels rather than treating it as a general‑purpose compute node.

Best for: Dual‑socket servers running memory‑intensive, highly parallel workloads such as large in‑memory databases, virtualization, or HPC where core count and memory bandwidth are the primary bottlenecks.

Read the full review
Intel Xeon 6979PRecommended

A powerhouse for multi-threaded server workloads with massive core counts and AI accelerators, but its 500W TDP and platform requirements demand careful system design.

Best for: New data center servers for AI, HPC, or high-density virtualization with appropriate cooling and power infrastructure.

Read the full review

Frequently Asked Questions

Which is better, Intel Xeon 6978P or Intel Xeon 6979P?

Based on our editorial ratings, the Intel Xeon 6978P comes out ahead with a score of 8.8/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Intel Xeon 6978P or Intel Xeon 6979P?

For gaming, the Intel Xeon 6978P leads with a gaming performance score of 0/100 among Intel Xeon 6978P and Intel Xeon 6979P.

Do Intel Xeon 6978P and Intel Xeon 6979P use the same socket?

Yes — all of these CPUs use the FCLGA7529 socket, so they share compatible motherboards.

Which is faster in multi-core benchmarks?

The Intel Xeon 6978P posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 6978P (0). Benchmark figures are approximate and workload-dependent.