CPU Comparison
Intel Xeon 6731E vs Intel Xeon 6776P
A side-by-side comparison of specs, performance and value. The Intel Xeon 6731E is a 96‑core, 96‑thread server processor based on the Sierra Forest E‑core architecture, targeting high‑density, throughput‑oriented workloads such as cloud‑native microservices, networking, and edge infrastructure. It integrates 96 MB of L3 cache, an 8‑channel DDR5‑6400 memory interface, and 88 PCIe 5.0 lanes in a 250 W LGA4710 package, and is restricted to single‑socket designs.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- Supports VNNI and AVX2 for AI inference workloads
- No dedicated matrix or AMX acceleration
- Suitable for scale‑out inference where throughput matters more than per‑core performance
- Optimized as a host CPU for GPU‑accelerated AI systems (e.g., NVIDIA DGX B300).
- Supports Intel AMX, DL Boost, and AVX‑512 for CPU‑side AI inference.
- Best leveraged orchestrating GPUs rather than as a standalone AI accelerator.
Content Creation
Gaming
- No integrated graphics and low base/boost clocks
- Not targeted at client or gaming workloads
- Server‑focused I/O and memory subsystem
- Server‑focused processor with no gaming‑oriented benchmarks.
- Single‑thread boost up to 3.9 GHz is decent, but gaming is not a target use case.
- Use desktop or workstation CPUs for gaming‑centric builds.
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- 96 high‑density E‑cores for excellent throughput
- Intel 3 process and Crestmont cores improve performance per watt
- 8‑channel DDR5 with large memory capacity (up to 4 TB)
- 88 PCIe 5.0 lanes for I/O‑heavy accelerators and storage
- Integrated accelerators (QAT, DLB, DSA, IAA) for networking and analytics
- Strong security features (TDX, SGX, MK‑TME, CET, crypto acceleration)
Cons
- No AVX‑512 or AMX support
- Limited to single‑socket LGA4710 platforms
- 250 W TDP requires robust cooling and power delivery
- Lower per‑core performance versus P‑core Xeons or EPYC Genoa
- No integrated graphics
- Premium server pricing; not cost‑effective for general desktop use
Pros
- 64 cores and 128 threads for highly parallel workloads
- 336 MB L3 cache reduces memory bottlenecks
- 8‑channel DDR5/MRDIMM with up to 4 TB memory capacity
- 88 PCIe 5.0 lanes for GPUs, NICs, and NVMe
- Built‑in accelerators (QAT, DLB, DSA, IAA, AMX) for AI, networking, and analytics
- Priority Core Turbo to boost critical threads
Cons
- High 350 W TDP requires robust cooling and power delivery
- Premium pricing typical of high‑core‑count Xeon SKUs
- Locked multiplier; no overclocking headroom
- Overkill for lightly‑threaded or small‑scale workloads
- No integrated graphics; relies on discrete or BMC graphics
Competitors & Alternatives
Intel Xeon 6731E
- AMD EPYC 9654Rival
High‑Performance Server / General‑Purpose
- AMD EPYC 97X4 BergamoRival
Cloud‑Native / Dense Scale‑Out
- Compare head-to-headIntel Xeon 6780ERival
High‑Core‑Count E‑core Server
- Ampere Altra / AmpereOneRival
ARM Cloud‑Native Server
- Intel Xeon 6710ERival
Lower‑Core‑Count E‑core Server
- Intel Xeon 6 P‑core (6700P/6500P)Alt
If your workloads benefit more from higher per‑core performance and AVX‑512 than from raw core density.
Intel Xeon 6776P
- AMD EPYC 9534 (64‑core, 280 W)Rival
Server / General Purpose
- AMD EPYC 9575F (64‑core, 400 W, Zen 5)Rival
Server / AI‑Optimized
- Intel Xeon 6774P (64‑core, 350 W, higher base clock)Rival
Server / AI
- Intel Xeon 6781P (80‑core, 350 W)Rival
Server / AI+HPC
- AMD EPYC 9654 (96‑core, 360 W, Genoa)Rival
Server / High‑Core‑Count
Same core count and cache with higher base clock (2.5 GHz), better if you need slightly higher frequency at similar TDP.
Compare head-to-head36‑core, 205 W alternative with lower cost and power when you don’t need 64 cores.
Compare head-to-head- AMD EPYC 9534Alt
64‑core, 280 W competitor with 12 memory channels and 128 PCIe 5.0 lanes, offering different memory/I/O trade‑offs.
- AMD EPYC 9575FAlt
Higher‑frequency Zen 5 64‑core CPU at 400 W, aimed at GPU‑heavy AI servers where clock speed matters.
80‑core SKU with more performance headroom for extremely parallel workloads, at similar platform cost.
Compare head-to-head
Our Verdict on Each
A very high‑core‑density, efficiency‑focused server CPU that excels at throughput‑bound, scale‑out workloads, but it is not a general‑purpose performance leader and is limited to single‑socket platforms.
Best for: New 1‑socket server builds for cloud‑native microservices, 5G core, CDN, or scale‑out web workloads where core density and performance per watt are critical.
Read the full reviewA high‑core‑count, cache‑rich server CPU tailored for GPU‑accelerated AI and HPC platforms, offering excellent memory bandwidth and I/O, but with a 350 W TDP and premium pricing that makes sense primarily in dense multi‑GPU servers where its features are fully utilized.
Best for: Dual‑socket AI or HPC servers with multiple high‑end GPUs where you need 64 cores, large cache, and maximum PCIe 5.0 lanes for I/O density.
Read the full reviewFrequently Asked Questions
Which is better, Intel Xeon 6731E or Intel Xeon 6776P?
Based on our editorial ratings, the Intel Xeon 6776P comes out ahead with a score of 8.7/10. 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 6731E has the lowest rated TDP. Power draw across these chips: Intel Xeon 6731E (250 W), Intel Xeon 6776P (350 W).
Do Intel Xeon 6731E and Intel Xeon 6776P 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 6731E has the most cores. Core counts: Intel Xeon 6731E (96 cores), Intel Xeon 6776P (64 cores).