CPU Comparison
Intel Xeon 6774P vs Intel Xeon 6776P
A side-by-side comparison of specs, performance and value. The Intel Xeon 6774P is a 64-core, 128-thread server processor based on the Granite Rapids-SP P-core architecture, targeting single-socket AI, HPC, and data‑center platforms with 8-channel DDR5/MRDIMM support and 136 PCIe 5.0 lanes.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- Intel AMX provides dedicated INT8/BF16/FP16 matrix acceleration per core.
- Well‑suited to CPU‑based inference for LLMs, vision transformers, and recommendation models.
- Best when paired with GPUs for large‑scale training, but can handle moderate inference workloads alone.
- 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
- Not designed for gaming; low single‑thread optimization vs desktop CPUs.
- High latency mesh and server‑tuned memory timings hurt game responsiveness.
- Only consider if server is also used for light gaming on the side.
- 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
- 64 P‑cores with AMX for strong AI and HPC performance.
- 136 PCIe 5.0 lanes in single‑socket R1S mode for GPU and NVMe expansion.
- 8‑channel DDR5/MRDIMM with up to 8800 MT/s speed and 4 TB capacity.
- Large 336 MB L3 cache and 128 MB L2 cache reduce memory bottlenecks.
- Rich set of integrated accelerators (QAT, DLB, DSA, IAA) and RAS features.
- Well‑suited to single‑NUMA‑domain designs, reducing software complexity.
Cons
- High 350 W TDP requires robust cooling and power delivery.
- Premium price point (Intel RCP ~$7,571) limits use to high‑end deployments.
- Locked multiplier and server‑oriented turbo behavior limit enthusiast tuning.
- No integrated graphics; not suitable for headless workstation or desktop use.
- Platform and motherboard ecosystem is still maturing compared to older Xeon generations.
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 6774P
- AMD EPYC 9654Rival
High‑core‑count Server / AI
- AMD EPYC 9554Rival
Balanced Server / AI
- Compare head-to-headIntel Xeon 6781PRival
Higher‑core‑count (80‑core) Xeon 6700P
- Compare head-to-headIntel Xeon 6761PRival
Same‑core‑count Xeon 6700P sibling
- Intel Xeon w9‑3495X (Sapphire Rapids‑WS)Rival
Workstation‑class Xeon with similar I/O emphasis
- Intel Xeon w7‑2475X (Sapphire Rapids‑WS)Alt
Better fit for workstation users needing moderate core counts with integrated graphics and more desktop‑oriented platforms.
- AMD EPYC 9475FAlt
Higher‑frequency 48‑core option with strong per‑core performance and good I/O, suitable where 64 cores are underutilized.
Slightly lower base clock but similar feature set and potentially better availability in some channels.
Compare head-to-head
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 high‑core‑count, I/O‑rich server CPU ideal for single‑socket AI and HPC systems, though its 350 W TDP and premium price demand careful platform and cooling design.
Best for: Single‑socket AI factories, HPC servers, and in‑memory database appliances that can leverage 136 PCIe 5.0 lanes and 8‑channel DDR5/MRDIMM bandwidth.
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 faster for gaming, Intel Xeon 6774P or Intel Xeon 6776P?
For gaming, the Intel Xeon 6774P leads with a gaming performance score of 40/100 among Intel Xeon 6774P and Intel Xeon 6776P.
Do Intel Xeon 6774P and Intel Xeon 6776P use the same socket?
No. They use different sockets (Intel Xeon 6774P: FCLGA4710 (LGA4710), Intel Xeon 6776P: FCLGA4710), so each needs a compatible motherboard.
Which is faster in multi-core benchmarks?
The Intel Xeon 6776P posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 6776P (0). Benchmark figures are approximate and workload-dependent.