CPU Comparison
Intel Xeon 6518P-B vs Intel Xeon 6548P-B
A side-by-side comparison of specs, performance and value. The Intel Xeon 6518P-B is a 20-core, 40-thread server/edge SoC in Intel’s Xeon 6 Granite Rapids-D family, built on the Intel 3 process. It integrates 20 P‑cores, 80 MB of L3 cache, quad‑channel DDR5‑4800, and up to 48 PCIe 4.0/5.0 lanes with built‑in vRAN Boost, QAT, DLB, and DSA accelerators, targeting 5G, networking, and compact edge servers rather than generic client workloads.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- AMX and AVX‑512 support improve CPU‑based inference and small‑model training.
- No dedicated high‑throughput AI accelerator; large‑scale training is better served by Xeon CPU Max or discrete GPUs.
- Well‑suited for edge inference and analytics where model sizes are modest.
- Intel AMX on every P‑core for BF16/FP16/int8 inference
- AVX‑512 with 2x512‑bit FMA units
- Well‑suited as a host CPU for GPU‑accelerated AI systems
- Not a replacement for dedicated AI accelerators
Content Creation
Gaming
- No integrated graphics; requires discrete GPU.
- Low 2.0 GHz base clock and 150 W TDP are not optimized for gaming.
- Modern gaming‑focused client CPUs will deliver significantly better FPS/watt.
- Server CPU not targeted at gaming
- No official or community gaming benchmarks available
- Single‑threaded performance is modest versus client CPUs
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 20 P‑cores / 40 threads with strong multi‑threaded throughput.
- 48 PCIe 4.0/5.0 lanes with 32 Gen5 for high‑speed I/O.
- Integrated vRAN Boost, QAT, DLB, and DSA accelerators reduce need for PCIe cards.
- Quad‑channel DDR5‑4800 and up to 1.13 TB memory capacity.
- Intel 3 process and 150 W TDP enable dense edge designs.
- Enterprise RAS features (TDX, SGX, RDT, VMD, TME, etc.).
Cons
- BGA package only; no socketed upgrade path.
- No integrated graphics; not suitable for headless client use without a GPU.
- Locked multiplier and no official overclocking support.
- 150 W TDP and active cooling required in most deployments.
- Targeted at edge/networking; less compelling for generic client or workstation workloads.
- L2 cache per core not officially documented for this SKU.
Pros
- 32 P‑cores with AMX and AVX‑512 for AI and HPC
- Integrated QAT, DLB and vRAN Boost accelerators
- 48 PCIe Gen4/Gen5 lanes in a 1S platform
- Quad‑channel DDR5‑6400 with ECC and TME
- Modern Intel 3 process and Granite Rapids architecture
- Good fit for AI inference, virtualization and network/edge workloads
Cons
- 195 W TDP requires robust cooling
- 1S‑only, no dual‑socket upgrade path
- No integrated graphics
- Limited public benchmark data as of mid‑2026
- Higher platform cost than older Xeon Gold generations
Competitors & Alternatives
Intel Xeon 6518P-B
- Intel Xeon D‑2899NTRival
Edge / Networking (Ice Lake‑D)
- Intel Xeon D‑2700 series (20‑core SKUs)Rival
Edge / Networking (Ice Lake‑D)
- AMD EPYC Embedded 9005 series (low‑core SKUs)Rival
Embedded / Edge / Networking
- AMD EPYC 8004 series (e.g., 8024P)Rival
Cloud / Edge / Telco
- Arm‑based SoCs for vRAN (e.g., Marvell/OCTEON, Ampere)Rival
5G / Edge / Networking
Lower‑core Granite Rapids‑D SoC if you don’t need 20 cores and want to reduce power and cost.
Compare head-to-head- AMD EPYC 8024PAlt
8‑core, 90 W EPYC 8004 part if you want a socketed SP6 solution with fewer cores and lower power.
- Intel Xeon 6700P‑B / 6500P‑B (other Granite Rapids‑D SKUs)Alt
Higher‑core or differently‑configured Granite Rapids‑D SoCs if you need more cores or 8‑channel memory.
- Arm‑based vRAN SoCs (e.g., Marvell OCTEON 10/DPU)Alt
If you’re open to Arm and want highly integrated 5G/DPUs with custom accelerators.
Intel Xeon 6548P-B
- AMD EPYC 9354Rival
Server / AI
- Intel Xeon Gold 6530Rival
Server
- Intel Xeon Gold 6538NRival
Server
- AMD EPYC 8434PNRival
Server / Cloud
- Intel Xeon 6518P-BRival
Server / 1S
- AMD EPYC 8024PAlt
8‑core low‑power SP6 CPU for edge and cloud where fewer cores and lower TDP are preferred.
- Intel Xeon 6700P Series SKUsAlt
Higher‑core‑count Granite Rapids‑SP parts for dual‑socket or more demanding multi‑workload servers.
Our Verdict on Each
A highly integrated Xeon 6 SoC for networking and edge, with strong acceleration and I/O for its 150 W envelope. Not a general‑purpose client CPU and not ideal for gaming or pure client workloads, but very compelling for its target vRAN, 5G, and embedded use cases.
Best for: 5G vRAN, UPF, or NFV appliances where you want to consolidate L1/L2加速, crypto, and data‑plane processing into a single socket with long‑life support.
Read the full reviewA modern 32‑core Xeon 6 P‑core CPU that brings meaningful AI, crypto and networking acceleration to the mainstream single‑socket server space, though its 195 W TDP and 1S‑only design limit appeal to dual‑socket or low‑power deployments.
Best for: Single‑socket server or workstation needing strong AI and network acceleration with quad‑channel DDR5 and many PCIe Gen5 lanes
Read the full reviewFrequently Asked Questions
Which is faster for gaming, Intel Xeon 6518P-B or Intel Xeon 6548P-B?
For gaming, the Intel Xeon 6518P-B leads with a gaming performance score of 40/100 among Intel Xeon 6518P-B and Intel Xeon 6548P-B.
Which uses less power?
The Intel Xeon 6518P-B has the lowest rated TDP. Power draw across these chips: Intel Xeon 6518P-B (150 W), Intel Xeon 6548P-B (195 W).
Which has more cores?
The Intel Xeon 6548P-B has the most cores. Core counts: Intel Xeon 6518P-B (20 cores), Intel Xeon 6548P-B (32 cores).