CPU Comparison
Intel Xeon 6747P vs Intel Xeon 6781P
A side-by-side comparison of specs, performance and value. The Intel Xeon 6747P is a 48-core, 96-thread server processor in the Xeon 6 6700P series (Granite Rapids-SP) built on the Intel 3 process with 288 MB of L3 cache, DDR5/MRDIMM support, 88 PCIe 5.0 lanes, and a 330 W base TDP, designed for dual-socket data center and HPC workloads.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- Intel AMX and DL Boost accelerate matrix and inference workloads on‑CPU
- No discrete GPU on the CPU; large AI training workloads typically require add‑in accelerators
- Well‑suited for inference at scale in data centers with CPU‑first deployments
- 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
Gaming
- No integrated graphics
- Socket and platform are server/workstation oriented, not desktop gaming
- Single‑thread clocks are lower than typical gaming CPUs; latency matters more for servers
- 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
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 48 cores and 96 threads for high multi‑threaded throughput
- Large 288 MB L3 cache and Intel 3 manufacturing
- Eight‑channel DDR5/MRDIMM support with up to 4 TB per socket
- 88 PCIe 5.0 lanes per socket for modern NVMe and NICs
- Intel AMX and DL Boost for CPU‑side AI inference
- DSA/DLB/IAA/QAT accelerators for storage, networking, and analytics
- Dual‑socket UPI interconnect (24 GT/s, 4 links)
- Intel TDX and TME for confidential computing and memory encryption
Cons
- 330 W TDP requires robust power and cooling in the rack
- No integrated graphics; requires a discrete GPU or headless operation
- Server‑focused platform and firmware may not suit desktop/workstation software stacks
- Consumer‑familiar features like an unlocked multiplier are not present
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 6747P
- AMD EPYC 8534P (Siena, 64c/128t, 200 W, SP6)Rival
Cloud/Edge Server CPU
- AMD EPYC 8434P (Siena, 48c/96t, 200 W, SP6)Rival
Cloud/Edge Server CPU
- AMD EPYC 9334 (Genoa, 32c/64t, 210 W, SP5)Rival
General‑Purpose Server CPU
- Intel Xeon 6737P (32c/64t, 270 W, FCLGA4710)Rival
Xeon 6 6700P (Granite Rapids‑SP)
- Intel Xeon 6741P (48c/96t, 300 W, FCLGA4710)Rival
Xeon 6 6700P (Granite Rapids‑SP)
Same 48 cores/96 threads and 288 MB L3 on Granite Rapids‑SP but 300 W TDP (2.5 GHz base) and single‑socket designs; choose 6741P if you prefer lower TDP or UP builds.
Compare head-to-head32 cores with higher per‑core clocks (2.9 GHz base) and 270 W; better for workloads that benefit from fewer but faster cores.
Compare head-to-head- AMD EPYC 8534PAlt
64 cores on Siena at 200 W for cloud/telco and edge environments that prioritize lower power and single‑socket density.
- AMD EPYC 8434PAlt
48 cores on Siena at 200 W; if your use case is power‑constrained and you can trade Intel’s accelerators and DDR5/MRDIMM capabilities for lower TDP.
- Intel Xeon 6900P series (LGA 7529)Alt
Higher core counts and triple compute tile configurations for larger scale‑up and AI‑heavy deployments.
Intel Xeon 6781P
- AMD EPYC 9565Rival
High-core-count server
- AMD EPYC 9255Rival
Mid-range server / cloud
- Compare head-to-headIntel Xeon 6980PRival
High-end dual-socket Granite Rapids-SP
- Compare head-to-headIntel Xeon 6780ERival
High-density E-core (Sierra Forest)
- Intel Xeon w9-3495XRival
Previous-gen HEDT/workstation
Our Verdict on Each
A capable 48‑core Granite Rapids‑SP part aimed at dual‑socket servers and workstations. It offers strong multi‑threaded throughput, high memory bandwidth with DDR5 or MRDIMM up to 8000 MT/s, and robust I/O with 88 PCIe 5.0 lanes, making it a solid fit for virtualization, databases, and CPU‑side AI inference.
Best for: Dual‑socket servers for virtualization, enterprise databases, and CPU‑side AI inference in data centers
Read the full reviewA 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 reviewFrequently Asked Questions
Which is better, Intel Xeon 6747P or Intel Xeon 6781P?
Based on our editorial ratings, the Intel Xeon 6747P comes out ahead with a score of 9/10. 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 6747P or Intel Xeon 6781P?
For gaming, the Intel Xeon 6781P leads with a gaming performance score of 0/100 among Intel Xeon 6747P and Intel Xeon 6781P.
Which uses less power?
The Intel Xeon 6747P has the lowest rated TDP. Power draw across these chips: Intel Xeon 6747P (330 W), Intel Xeon 6781P (350 W).
Do Intel Xeon 6747P 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 6747P (48 cores), Intel Xeon 6781P (80 cores).
Which is faster in multi-core benchmarks?
The Intel Xeon 6747P posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 6747P (101,685), Intel Xeon 6781P (0). Benchmark figures are approximate and workload-dependent.