CPU Comparison

Intel Xeon 654 Processor vs Intel Xeon 656 Processor

A side-by-side comparison of specs, performance and value. The Intel Xeon 654 is an 18-core, 36-thread workstation processor based on the Granite Rapids-WS (Xeon 600) architecture, targeting professional rendering, simulation, and AI workloads with eight-channel DDR5-6400 memory and 128 PCIe 5.0 lanes.

Top pick
Intel · Intel Xeon 600 Series
Intel Xeon 654 Processor
18C / 36T4.8 GHz200 W
8.7
Full review
Intel · Intel Xeon 600 Series
Intel Xeon 656 Processor
20C / 40T4.8 GHz210 W
8.6
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Workstation / High-End Desktop
Workstation
Segment
Workstation
Workstation
Generation
6th Gen Xeon (Granite Rapids-WS)
Intel Xeon 600 (Granite Rapids-WS)
Launched
2026
2026
Status
Launched
Launched
Codename
Granite Rapids-WS
Granite Rapids
Series
Intel Xeon 600 Series
Intel Xeon 600 Series
Family
Xeon
Intel Xeon 6 Processors for Workstation
Predecessor
Intel Xeon W5-2455X (Sapphire Rapids-WS)
Intel Xeon W‑3500 / W‑2500 (Sapphire Rapids Refresh, up to 60 cores)

Specifications Compared

Cores & Clocks
Cores
18
20
Threads
36
40
Base Clock
3.1 GHz
2.9 GHz
Boost Clock
4.8 GHz
4.8 GHz
Cache & Power
L3 Cache
72 MB
72 MB
L2 Cache
36 MB
TDP
200 W
210 W
Architecture
Architecture
Granite Rapids-WS (Redwood Cove+ P-Cores)
Granite Rapids-WS (Redwood Cove P‑cores)
Process Node
Intel 3 (approximately 5nm-class)
Intel 3
Memory
Memory Type
DDR5
DDR5
Memory Speed
6400 MT/s
DDR5-6400
Memory Channels
Octa (8)
Octa (8)
Max Memory
4000 GB
4096 GB
Platform & I/O
Socket
FCLGA4710
FCLGA4710
PCIe Version
5.0
5.0
PCIe Lanes
128
128
Integrated GPU
None
None
Unlocked
No
Yes

Performance Compared

Productivity

Intel Xeon 654 ProcessorBest88
Intel Xeon 656 Processor0

Gaming

Intel Xeon 654 ProcessorBest65
Intel Xeon 656 Processor0

Virtualization

Intel Xeon 654 ProcessorBest90
Intel Xeon 656 Processor0

Efficiency

Intel Xeon 654 ProcessorBest75
Intel Xeon 656 Processor0

Specialized Performance

AI / ML

Intel Xeon 654 ProcessorGood
  • AMX with FP16/BF16/INT8 accelerates many AI workloads natively on CPU.
  • Best for inference and mid-size training where GPU memory is a bottleneck.
  • For large-scale training, multi-GPU or dedicated AI accelerators are still preferred.
Intel Xeon 656 ProcessorGood (for CPU‑based AI)
  • Intel AMX with FP16/BF16/INT8 and VNNI accelerates inference and light training on CPU.
  • Not a replacement for dedicated accelerators but strong for CPU‑only AI prototyping and edge inference.
  • Performance relative to Threadripper PRO and older Xeon W parts still awaits independent benchmarks.

Content Creation

Intel Xeon 654 ProcessorVery Good
BlenderCinema 4DMayaV-RayKeyShot
Intel Xeon 656 ProcessorExcellent (theoretical)
BlenderV-RayKeyShotAdobe Premiere Pro / After EffectsDaVinci ResolveAutodesk 3ds Max / MayaSimulation & CAE tools

Gaming

Intel Xeon 654 ProcessorAcceptable
  • High single-thread clocks and good IPC deliver solid gaming performance at high refresh rates.
  • Platform is optimized for workstations, not gaming; cost and I/O are overkill for gamers.
  • Modern high-end desktop CPUs often provide better gaming value and efficiency.
Intel Xeon 656 ProcessorNot targeted
  • No integrated graphics; requires discrete GPU.
  • High core count and turbo frequencies are helpful, but not optimized for gaming specifically.
  • Modern high‑refresh gaming is better served by client‑oriented CPUs.

Industry Impact

Gaming
Low
Low
Workstations
High
High
Content Creation
Medium-High
High
Virtualization
High
Medium

Best CPU by Use Case

3D Rendering & Visualization
Excellent
CAE / Simulation
Excellent
AI Inference & Training
Very Good
Video Post-Production
Very Good
Virtualization & VDI
Very Good
3D Rendering & Animation
Excellent
Simulation & CAE
Excellent
AI Inference & Prototyping
Very Good
Software Compilation & Dev Workloads
Very Good
Light Virtualization
Good

Target Audience

Gamers
Content Creators
Targeted
Targeted
Developers
Targeted
Targeted
Workstation Users
Targeted
Targeted
Streamers
Office / Productivity
Students

Strengths & Weaknesses

Intel Xeon 654 Processor

Pros

  • 18 high-performance P-cores with strong per-core throughput
  • Eight-channel DDR5-6400 with huge memory bandwidth
  • 128 PCIe 5.0 lanes for GPUs, NVMe, and accelerators
  • AMX with FP16/BF16/INT8 for CPU-based AI acceleration
  • Server-grade reliability, ECC, and vPro manageability
  • Significant efficiency gains over prior Sapphire Rapids-WS generation

Cons

  • Higher platform cost than mainstream desktop CPUs
  • Locked multiplier limits overclocking headroom
  • Lower raw multi-thread performance than high-core Threadripper/EPYC competitors
  • Requires new LGA4710 motherboard and W890 chipset
  • Power and cooling requirements are non-trivial for small form-factor builds
Intel Xeon 656 Processor

Pros

  • 20 P‑cores / 40 threads for consistent multi‑threaded performance.
  • 128 PCIe 5.0 lanes – among the highest I/O counts in a workstation CPU.
  • 8‑channel DDR5‑6400 support with up to 4 TB capacity.
  • Intel AMX with FP16/BF16/INT8 for AI inference and analytics.
  • Unlocked multiplier for tuning in workstation and enthusiast builds.
  • Modern platform (W890, LGA4710) with PCIe 5.0 and DDR5.

Cons

  • No integrated graphics – requires discrete GPU.
  • 210–252 W power envelope demands robust cooling and PSU.
  • L2 and total cache sizes are not fully disclosed by Intel.
  • New platform; early adopters face premium pricing and potentially immature firmware.
  • Competing Threadripper PRO parts may offer better per‑core or memory bandwidth in some workloads.

Competitors & Alternatives

Intel Xeon 654 Processor

Intel Xeon 656 Processor

  • AMD Ryzen Threadripper PRO 7965WX

    Workstation

    Rival
  • AMD Ryzen Threadripper 7960X

    HEDT / Workstation

    Rival
  • Rival
    Compare head-to-head
  • Rival
    Compare head-to-head
  • AMD Ryzen Threadripper PRO 9965WX

    Workstation

    Rival
  • Intel Xeon 654
    Alt

    Similar Granite Rapids-WS platform with 18 cores and slightly higher base clock; better if you don’t need all 20 cores.

  • Intel Xeon 638
    Alt

    16‑core Granite Rapids-WS SKU with lower TDP; better if power efficiency matters more than maximum throughput.

Our Verdict on Each

A strong entry-level Granite Rapids-WS workstation CPU with excellent memory and I/O bandwidth, but it faces stiff competition from higher-core AMD Threadripper and EPYC parts in heavily multi-threaded workloads.

Best for: Building a new single-socket workstation for rendering, simulation, or AI where you need eight-channel memory and 128 PCIe 5.0 lanes and want Intel’s platform.

Read the full review

A strong mid‑range Granite Rapids-WS workstation CPU with excellent I/O and memory bandwidth, best suited for professionals who need serious multi‑threaded performance without stepping up to 30+ core SKUs.

Best for: Professional workstation builds where you need 20+ cores, 128 PCIe 5.0 lanes, and 8‑channel DDR5 but don’t require the highest‑core Granite Rapids SKUs.

Read the full review

Frequently Asked Questions

Which is better, Intel Xeon 654 Processor or Intel Xeon 656 Processor?

Based on our editorial ratings, the Intel Xeon 654 Processor 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 is faster for gaming, Intel Xeon 654 Processor or Intel Xeon 656 Processor?

For gaming, the Intel Xeon 654 Processor leads with a gaming performance score of 65/100 among Intel Xeon 654 Processor and Intel Xeon 656 Processor.

Which uses less power?

The Intel Xeon 654 Processor has the lowest rated TDP. Power draw across these chips: Intel Xeon 654 Processor (200 W), Intel Xeon 656 Processor (210 W).

Do Intel Xeon 654 Processor and Intel Xeon 656 Processor 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 656 Processor has the most cores. Core counts: Intel Xeon 654 Processor (18 cores), Intel Xeon 656 Processor (20 cores).

Which is faster in multi-core benchmarks?

The Intel Xeon 654 Processor posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 654 Processor (61,000), Intel Xeon 656 Processor (0). Benchmark figures are approximate and workload-dependent.