CPU Comparison

Intel Xeon 6748P vs Intel Xeon 6781P

A side-by-side comparison of specs, performance and value. The Intel Xeon 6748P is a 48-core, 96-thread server processor based on the Granite Rapids-SP architecture, designed for high-core-count, multi-socket enterprise and HPC workloads with 8-channel DDR5-6400 and up to 88 PCIe 5.0 lanes.

Intel · Xeon 6700P
Intel Xeon 6748P
48C / 96T4.1 GHz300 W
8.7
Full review
Intel · Xeon 6700P
Intel Xeon 6781P
80C / 160T3.8 GHz350 W
8.7
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Server / Enterprise
Server / Workstation
Segment
Server / Workstation
Server / Workstation
Generation
6th Gen Xeon Scalable (Xeon 6)
Xeon 6 (Granite Rapids-SP)
Launched
2025
2025
Status
Launched
Launched
Codename
Granite Rapids-SP
Granite Rapids-SP
Series
Xeon 6700P
Xeon 6700P
Family
Xeon 6
Intel Xeon 6
Predecessor
Intel Xeon Gold/Platinum 5th Gen (Emerald Rapids-SP)
Intel Xeon w9-3495X (Sapphire Rapids HEDT, different platform)
Successor
Future Xeon 7 (Diamond Rapids) not yet released
Not yet announced

Specifications Compared

Cores & Clocks
Cores
48
80
Threads
96
160
Base Clock
2.5 GHz
2 GHz
Boost Clock
4.1 GHz
3.8 GHz
Cache & Power
L3 Cache
192 MB
336 MB
TDP
300 W
350 W
Architecture
Architecture
Granite Rapids-SP (P-core)
Granite Rapids-SP (P-cores only)
Process Node
Intel 3 (compute dies) + Intel 7 (I/O dies)
Intel 3
Memory
Memory Type
DDR5
DDR5, MRDIMM
Memory Speed
DDR5-6400
Up to 8000 MT/s (DDR5-6400 / MRDIMM-8800)
Memory Channels
Octa (8)
Octa (8)
Max Memory
4096 GB
4096 GB
Platform & I/O
Socket
FCLGA4710
FCLGA4710
PCIe Version
PCIe 5.0
PCIe 5.0
PCIe Lanes
88
136
Integrated GPU
None
None
Unlocked
No
No

Performance Compared

Productivity

Intel Xeon 6748PBest92
Intel Xeon 6781P0

Gaming

Intel Xeon 6748PBest40
Intel Xeon 6781P0

Virtualization

Intel Xeon 6748PBest94
Intel Xeon 6781P0

Efficiency

Intel Xeon 6748PBest60
Intel Xeon 6781P0

Specialized Performance

AI / ML

Intel Xeon 6748PGood
  • AMX and DL Boost accelerate CPU‑based AI inference
  • Well suited as an AI host node for GPU‑accelerated servers
  • Not a replacement for dedicated AI accelerators for training
Intel Xeon 6781PExcellent (CPU-based AI)
  • Intel AMX (Advanced Matrix Extensions) accelerates INT8 and BF16 matrix operations.
  • Good for CPU-based inference and training where GPUs are not available.
  • For large-scale training, GPUs or dedicated accelerators still dominate.

Content Creation

Intel Xeon 6748PGood
Blender CPU RenderingV‑Ray / Arnold RenderingCompilations and Large BuildsScientific Simulations
Intel Xeon 6781PVery Good (for parallel workloads)
Blender (CPU rendering)V-Ray / Arnold (CPU rendering)FFmpeg / video transcoding (with QAT/DLB)Scientific simulationsIn-memory analytics

Gaming

Intel Xeon 6748PNot Recommended
  • Designed for server and HPC workloads, not gaming
  • High latency and core‑count‑optimized microarchitecture
  • Modern desktop CPUs offer better gaming performance at far lower cost
Intel Xeon 6781PNot applicable
  • No integrated graphics; requires a discrete GPU.
  • Optimized for server and AI workloads, not gaming clock rates or latency.
  • Gamers should choose mainstream desktop or workstation CPUs instead.

Industry Impact

Gaming
Negligible
Minimal
Workstations
Moderate
High
Content Creation
Moderate
Moderate
Virtualization
High
High

Best CPU by Use Case

Virtualization Hosts
Excellent
In‑Memory Databases
Excellent
HPC Clusters
Very Good
AI Inference Host Nodes
Very Good
General Enterprise Servers
Good
AI Inference & Training
Excellent
Virtualization & Cloud Infrastructure
Excellent
In-Memory Databases & Analytics
Excellent
High-Performance Computing (HPC)
Very Good
Storage & Hyperconverged Infrastructure
Very Good

Target Audience

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

Strengths & Weaknesses

Intel Xeon 6748P

Pros

  • 48 cores and 96 threads for high multi‑threaded throughput
  • 8‑channel DDR5‑6400 with MRDIMM support for bandwidth‑intensive workloads
  • Up to 88 PCIe 5.0 lanes and CXL 2.0 for GPUs and accelerators
  • Mature RAS and enterprise features from the Xeon Scalable lineage
  • Good AI inference performance with AMX and DL Boost

Cons

  • 300 W TDP requires robust cooling and increases platform power
  • High platform cost (CPU, DDR5, server board) compared to lower‑core‑count options
  • No integrated graphics; even basic VGA requires an add‑in card or BMC
  • Locked multiplier with no official overclocking support
  • Overkill for workloads that cannot saturate 48 cores and 8 memory channels
Intel Xeon 6781P

Pros

  • 80 cores and 160 threads for highly parallel workloads.
  • 8-channel DDR5/MRDIMM with up to 4 TB memory capacity.
  • 136 PCIe 5.0 lanes for GPUs, NVMe, and CXL devices.
  • Intel AMX, QAT, DLB, DSA, IAA accelerators for AI and I/O.
  • Strong single-socket performance for virtualization and databases.
  • CXL 2.0 support on the Xeon 6 platform for memory expansion.

Cons

  • High 350 W TDP and demanding power/cooling requirements.
  • Premium pricing; overkill for SMB or light server workloads.
  • No integrated graphics; not suitable for basic desktop use.
  • Locked multiplier; no enthusiast overclocking.
  • Platform is new and may have early BIOS/firmware maturity considerations.

Competitors & Alternatives

Intel Xeon 6748P

Intel Xeon 6781P

Our Verdict on Each

Intel Xeon 6748PRecommended

A strong 48-core server CPU for multi-socket platforms that need high memory bandwidth and PCIe connectivity, but with a 300 W TDP and premium price that demand careful platform and cooling design.

Best for: Building or upgrading 2–8 socket servers for virtualization, databases, or HPC where high core count, memory bandwidth, and PCIe connectivity are critical and platform cost can be justified.

Read the full review
Intel Xeon 6781PRecommended

A very strong single-socket server CPU with excellent core count, memory bandwidth, and integrated AI accelerators, best suited for AI, virtualization, and data-center workloads where its 350 W TDP and platform cost are justified.

Best for: Single-socket servers and workstations for AI inference, virtualization, in-memory databases, or HPC where you need many cores, high memory bandwidth, and strong AI acceleration without going dual-socket.

Read the full review

Frequently Asked Questions

Which is faster for gaming, Intel Xeon 6748P or Intel Xeon 6781P?

For gaming, the Intel Xeon 6748P leads with a gaming performance score of 40/100 among Intel Xeon 6748P and Intel Xeon 6781P.

Which uses less power?

The Intel Xeon 6748P has the lowest rated TDP. Power draw across these chips: Intel Xeon 6748P (300 W), Intel Xeon 6781P (350 W).

Do Intel Xeon 6748P and Intel Xeon 6781P use the same socket?

Yes — all of these CPUs use the FCLGA4710 socket, so they share compatible motherboards.

Which has more cores?

The Intel Xeon 6781P has the most cores. Core counts: Intel Xeon 6748P (48 cores), Intel Xeon 6781P (80 cores).