CPU Comparison
Intel Xeon 6511P vs Intel Xeon 6745P
A side-by-side comparison of specs, performance and value. The Intel Xeon 6511P is a 16‑core, 32‑thread Granite Rapids‑SP server processor built on Intel’s 3 process, offering 72MB of L3 cache, 8‑channel DDR5‑6400 memory, and 136 PCIe 5.0 lanes for dual‑socket or single‑socket enterprise and HPC platforms.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- Intel AMX and DL Boost provide built‑in INT8/BF16 acceleration for inference workloads.
- Adequate for CPU‑based LLM inference and prototyping; large‑scale training still requires GPUs.
- Better suited as an AI host CPU (managing GPUs) than as a standalone AI accelerator for big models.
- AMX and AVX-512 provide strong CPU-based AI inference
- Best suited for inference and mid-size models when GPUs are not used
- Large memory capacity benefits model serving and data preprocessing
Content Creation
Gaming
- High single‑core turbo (4.2 GHz) benefits lightly threaded game engines.
- 136 PCIe 5.0 lanes allow multiple high‑end GPUs, but this is overkill for most gaming.
- Lack of integrated graphics and server‑tuned memory latencies keep it behind gaming‑optimized desktop CPUs.
- Server-focused CPU without integrated graphics
- Gaming performance is not a design priority
- Frame rates will be sufficient but not class-leading compared to desktop CPUs
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 16 P‑cores with strong per‑core performance and 32 threads.
- 8‑channel DDR5‑6400 with up to 4TB capacity.
- 136 PCIe 5.0 lanes for GPUs, NVMe, and CXL accelerators.
- Intel AMX and DL Boost for AI inference workloads.
- Intel 3 compute die improves performance per watt over prior generations.
- Good balance of compute, memory, and I/O for mid‑range servers.
Cons
- Higher platform cost than older Xeon Scalable generations.
- No integrated graphics; a discrete GPU or BMC is required for display.
- Locked multiplier prevents traditional overclocking.
- Core count tops out at 16; higher‑core SKUs (e.g., 6900P) exist for heavily threaded workloads.
- TDP is modest for the feature set, but dense deployments must still plan for cooling and power.
Pros
- 32 cores and 64 threads for high multi-threaded throughput
- 336 MB L3 cache reduces memory latency for large working sets
- Eight-channel DDR5-6400 with up to 4 TB capacity
- 88 PCIe 5.0 lanes for substantial I/O expansion
- AMX and AVX-512 improve AI and HPC performance
- Mature server ecosystem with RAS features (SGX, TDX, QAT, etc.)
Cons
- 300 W TDP requires robust cooling and power delivery
- New LGA4710 platform forces a full server/platform refresh
- High platform cost relative to older Xeon generations
- Locked multiplier limits tuning flexibility
- Efficiency at light loads is not a strength
Competitors & Alternatives
Intel Xeon 6511P
- AMD EPYC 9115Rival
Server
- Intel Xeon Gold 6526YRival
Server
- Intel Xeon Gold 6542YRival
Server
- AMD EPYC 9124Rival
Server
- Compare head-to-headIntel Xeon w5‑3525Rival
Workstation
- Intel Xeon 6700P SeriesAlt
Higher core counts (up to 86) and more PCIe lanes if you need more than 16 cores per socket.
- AMD EPYC 9355PAlt
32‑core Zen 5 server CPU with strong AI and HPC performance if you can use more cores.
Intel Xeon 6745P
- Intel Xeon 6730PRival
Server / 32-core Granite Rapids-SP, 250 W TDP
- Compare head-to-headIntel Xeon 6731PRival
Server / 32-core Granite Rapids-SP, 245 W TDP
- AMD EPYC 9354Rival
Server / 32-core Genoa, DDR5-4800, 280 W TDP
- AMD EPYC 9374FRival
Server / 32-core Genoa, higher clocks, 320 W TDP
- AMD EPYC 9354PRival
Server / 32-core Genoa, single-socket optimized variant
Higher core-count (64-core) Granite Rapids-SP SKU when more threads are needed and TDP budget allows.
Compare head-to-head
Our Verdict on Each
A well‑balanced 16‑core Granite Rapids server CPU with strong memory bandwidth, rich accelerator support, and competitive AI inference for mid‑range data center and workstation duty.
Best for: Mid‑range dual‑socket or dense single‑socket servers needing high memory bandwidth, many PCIe 5.0 lanes, and built‑in AI acceleration for inference and HPC workloads.
Read the full reviewA powerful 32-core Granite Rapids-SP CPU that excels in memory-bandwidth-sensitive and I/O-heavy server workloads, but its 300 W TDP and platform cost limit it to professional deployments where those features justify the investment.
Best for: Dual-socket servers or workstations running memory-intensive, I/O-heavy workloads such as large databases, virtualization, or AI inference where the 6745P’s cache and memory bandwidth justify the platform cost.
Read the full reviewFrequently Asked Questions
Which is faster for gaming, Intel Xeon 6511P or Intel Xeon 6745P?
For gaming, the Intel Xeon 6511P leads with a gaming performance score of 72/100 among Intel Xeon 6511P and Intel Xeon 6745P.
Which uses less power?
The Intel Xeon 6511P has the lowest rated TDP. Power draw across these chips: Intel Xeon 6511P (150 W), Intel Xeon 6745P (300 W).
Do Intel Xeon 6511P and Intel Xeon 6745P use the same socket?
Yes — all of these CPUs use the FCLGA4710 (LGA4710) socket, so they share compatible motherboards.
Which has more cores?
The Intel Xeon 6745P has the most cores. Core counts: Intel Xeon 6511P (16 cores), Intel Xeon 6745P (32 cores).
Which is faster in multi-core benchmarks?
The Intel Xeon 6511P posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 6511P (45,687), Intel Xeon 6745P (0). Benchmark figures are approximate and workload-dependent.