CPU Comparison
Intel Xeon 6774P vs Intel Xeon 6787P
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.
- AMX and DL Boost accelerate CPU‑side inference and low‑precision math
- Best used as a complement to dedicated AI accelerators rather than a replacement
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 SKU with no integrated graphics
- Can be paired with GPUs for GPU‑limited workloads, but client CPUs or specialized GPUs are better for pure gaming
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
- 86 cores and 172 threads for massive parallelism
- 8‑channel DDR5/MRDIMM with high bandwidth and capacity
- 88 PCIe 5.0 lanes and CXL 2.0 for I/O‑heavy servers
- Integrated QAT, DLB, DSA, IAA, AMX accelerators
- Intel 3 process and Redwood Cove IPC gains vs prior Xeons
Cons
- 350 W TDP requires robust cooling and power
- High platform cost (CPU + DDR5/MRDIMM + platform)
- Overkill for small business or light workloads
- No integrated graphics and limited client‑use ecosystem
- New platform; early BIOS/firmware maturity considerations
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 6787P
- AMD EPYC 9754 (Bergamo, 128 cores, 256 threads)Rival
Cloud‑optimized / High‑density server
- AMD EPYC 9005 series (Turin, up to 192 Zen 5 cores)Rival
High‑end server / AI / HPC
- Intel Xeon 6980P (128 cores, Granite Rapids‑AP)Rival
High‑core‑count server / HPC
- Intel Xeon 6780E (144 E‑cores, Sierra Forest)Rival
Scale‑out / Cloud‑native
- Intel Xeon Platinum 8592+ (5th Gen, 64 cores)Rival
Previous‑gen enterprise server
Fewer cores (64) but similar platform and lower price if 86 cores are not required.
Compare head-to-headHigher core count (128) for workloads that can leverage more threads in a single socket.
Compare head-to-head- AMD EPYC 9754Alt
Higher core density (128 Zen 4c cores) for cloud‑native workloads where TCO matters more than per‑core performance.
- AMD EPYC 9005 seriesAlt
Latest Zen 5/5c cores with higher IPC and core counts, strong alternative for new server deployments.
- Intel Xeon Platinum 8592+Alt
Lower‑cost 5th‑gen option with good performance if Granite Rapids features are not required.
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 reviewAn extremely powerful dual-socket server CPU with huge core counts, strong per-thread performance, and rich integrated acceleration, best suited for new data center builds where its platform cost and power can be justified.
Best for: New dual‑socket server builds for VM‑heavy, database, HPC, or AI inference where 86 cores and 8‑channel memory can be fully utilized.
Read the full reviewFrequently Asked Questions
Which is faster for gaming, Intel Xeon 6774P or Intel Xeon 6787P?
For gaming, the Intel Xeon 6787P leads with a gaming performance score of 50/100 among Intel Xeon 6774P and Intel Xeon 6787P.
Do Intel Xeon 6774P and Intel Xeon 6787P use the same socket?
No. They use different sockets (Intel Xeon 6774P: FCLGA4710 (LGA4710), Intel Xeon 6787P: FCLGA4710), so each needs a compatible motherboard.
Which has more cores?
The Intel Xeon 6787P has the most cores. Core counts: Intel Xeon 6774P (64 cores), Intel Xeon 6787P (86 cores).
Which is faster in multi-core benchmarks?
The Intel Xeon 6787P posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 6787P (0). Benchmark figures are approximate and workload-dependent.