CPU Comparison
Intel Xeon 6747P vs Intel Xeon 6756P-B Processor
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
- AMX provides hardware acceleration for INT8 and BF16/FP16 matrix operations.
- Well suited for CPU-based AI inference and prototyping where GPUs are not available.
- MLPerf results for Xeon 6 P-core family show ~1.9x AI inference gains vs 5th Gen Xeon, though not specific to this SKU.
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.
- Server-optimized for throughput, not gaming latency or refresh rates.
- Not a target use case for this CPU.
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
- 64 P-cores and 128 threads for highly parallel workloads
- 8-channel DDR5-6400 with very high memory bandwidth
- AMX, QAT, DLB, and DSA accelerators for AI, crypto, and data movement
- 48 PCIe lanes (32 Gen5, 16 Gen4) from the CPU
- Intel 3 process improves density and efficiency vs Intel 7
- Strong platform features like TDX, SGX, and total memory encryption
Cons
- High 325 W TDP requires robust cooling and power delivery
- Single-socket only; no multi-socket scaling
- No integrated graphics; not suitable for headless client use
- Premium price point typical of high-core-count server CPUs
- Platform and motherboard costs are significant compared to client CPUs
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 6756P-B Processor
- AMD EPYC 9654Rival
High-End Server / HPC
- AMD EPYC 9554Rival
Mainstream Server
- Compare head-to-headIntel Xeon 6980PRival
High-End Server / AI / HPC
- Intel Xeon 6756E (Sierra Forest)Rival
High-Density E-Core Server
- Intel Xeon 6776P-BRival
Same Platform, Higher Core Count
128 E-cores in a power-optimized form factor for throughput-oriented workloads that do not need P-clocks.
Compare head-to-head- Intel Xeon 6900P SeriesAlt
Higher core counts and more memory/I/O for hyperscale and HPC if you can justify the platform cost and power.
- AMD EPYC 8004 Series (Siena)Alt
Lower-power single-socket server CPUs with good performance per watt for edge and SMB servers.
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 high-core-count server CPU with strong AI acceleration and massive memory bandwidth, best suited for single-socket consolidation and AI workloads where its power and cost can be justified.
Best for: Single-socket server for AI inference, virtualization, or in-memory databases where 64 cores and 8-channel DDR5 provide a consolidation upgrade over older multi-socket systems.
Read the full reviewFrequently Asked Questions
Which is better, Intel Xeon 6747P or Intel Xeon 6756P-B Processor?
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 6756P-B Processor?
For gaming, the Intel Xeon 6756P-B Processor leads with a gaming performance score of 40/100 among Intel Xeon 6747P and Intel Xeon 6756P-B Processor.
Which uses less power?
The Intel Xeon 6756P-B Processor has the lowest rated TDP. Power draw across these chips: Intel Xeon 6747P (330 W), Intel Xeon 6756P-B Processor (325 W).
Do Intel Xeon 6747P and Intel Xeon 6756P-B Processor use the same socket?
No. They use different sockets (Intel Xeon 6747P: FCLGA4710, Intel Xeon 6756P-B Processor: FCBGA5026 (LGA4710 socket)), so each needs a compatible motherboard.
Which has more cores?
The Intel Xeon 6756P-B Processor has the most cores. Core counts: Intel Xeon 6747P (48 cores), Intel Xeon 6756P-B Processor (64 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 6756P-B Processor (0). Benchmark figures are approximate and workload-dependent.