CPU Comparison
Intel Xeon 6520P vs Intel Xeon 6563P-B
A side-by-side comparison of specs, performance and value. The Intel Xeon 6520P is a 24-core Granite Rapids-SP server processor with 48 threads, 144 MB L3 cache, eight DDR5-6400 memory channels, 88 PCIe 5.0 lanes, and a 210 W TDP. Designed for dual-socket scalability, it targets modern data center workloads including virtualization, databases, and AI inference.
The Bottom Line
Overview & Launch
Specifications Compared
Specialized Performance
AI / ML
- Includes Intel Advanced Matrix Extensions (AMX).
- Suited for inference and lightweight training with compatible frameworks.
- Lacks dedicated NPUs; suitable for CPU-based inference only
- AI throughput depends heavily on software optimizations and attached accelerators
Content Creation
Gaming
- No integrated graphics.
- Not designed for desktop gaming workloads.
- Platform and socket differ from consumer PCs.
- No integrated graphics
- Server-focused platform and cooling requirements
- Gaming-oriented CPUs provide far better price/performance
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 24 P-cores and 48 threads in a 210 W envelope.
- Eight DDR5-6400 memory channels.
- 88 PCIe 5.0 lanes.
- AMX, DSA, DLB, IAA, and QAT integrated.
- Dual-socket support with four UPI links.
Cons
- No integrated graphics.
- Platform costs are higher than consumer CPUs.
- Memory requires DDR5 support.
- Locked multiplier (no overclocking).
- Primarily targeted at server/workstation ecosystems.
Pros
- 38 performance cores with 76 threads
- DDR5-6400 support across four channels
- PCIe Gen 5 and Gen 4 lanes for flexible I/O
- ECC memory support for server reliability
- SoC integration suited for edge appliances
Cons
- No integrated graphics
- High 235 W TDP requires robust cooling
- BGA package is not socket-upgradable
- Multiplier locked, no enthusiast overclocking
- Market-focused; overkill and overpriced for typical desktop usage
Competitors & Alternatives
Intel Xeon 6520P
- AMD EPYC 7543 (32-core)Rival
Server
- AMD EPYC 7452 (32-core)Rival
Server
- AMD EPYC 7313 (16-core)Rival
Server
- AMD EPYC 8534P (32-core Genoa)Rival
Server
- AMD EPYC 9354P (32-core Bergamo)Rival
Server
- Intel Xeon 6510PAlt
Lower core count within the same platform for cost-sensitive deployments.
- Intel Xeon 6528PAlt
Higher core count and performance if budget allows.
- Intel Xeon 6700P-seriesAlt
More cores and higher memory bandwidth options.
- AMD EPYC 7003-seriesAlt
Alternative DDR4 server platforms.
- AMD EPYC 9004-seriesAlt
High-core DDR5 platforms with strong I/O.
Intel Xeon 6563P-B
- AMD EPYC 8004 seriesRival
Server
- AMD EPYC 9004 seriesRival
Server
Similar platform with lower core count and TDP for lighter workloads.
Compare head-to-head- Intel Xeon E-2400 seriesAlt
Prior-generation entry server parts with DDR4 and lower cost.
- AMD EPYC 8534PAlt
High core count with PCIe 5 and DDR5 in a socketed server platform.
- AMD Ryzen Threadripper 7000Alt
Workstation-class performance with more consumer-friendly platform features.
- Intel Xeon Gold 6538NAlt
Higher-end socketed Xeon with more memory channels for scale-out servers.
Our Verdict on Each
The Xeon 6520P brings Granite Rapids-SP capabilities to the mainstream server segment, balancing core count, memory bandwidth, and PCIe 5.0 I/O without the extreme power envelopes of larger SKUs.
Best for: New dual-socket servers for virtualization, databases, and storage in 2025 and beyond.
Read the full reviewA strong 38-core SoC with modern I/O and DDR5, ideal for dense edge and single-socket entry servers; not for gaming due to lack of integrated graphics and high TDP.
Best for: Edge server or entry-server appliance needing modern I/O and many cores in a compact single-socket design
Read the full reviewFrequently Asked Questions
Which is better, Intel Xeon 6520P or Intel Xeon 6563P-B?
Based on our editorial ratings, the Intel Xeon 6520P comes out ahead with a score of 8.2/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.
Which uses less power?
The Intel Xeon 6520P has the lowest rated TDP. Power draw across these chips: Intel Xeon 6520P (210 W), Intel Xeon 6563P-B (235 W).
Do Intel Xeon 6520P and Intel Xeon 6563P-B use the same socket?
No. They use different sockets (Intel Xeon 6520P: FCLGA4710, Intel Xeon 6563P-B: FCBGA4368), so each needs a compatible motherboard.
Which has more cores?
The Intel Xeon 6563P-B has the most cores. Core counts: Intel Xeon 6520P (24 cores), Intel Xeon 6563P-B (38 cores).