CPU Comparison

Intel Xeon 658X Processor vs Intel Xeon w7-3545

A side-by-side comparison of specs, performance and value. The Intel Xeon 658X is a 24-core, 48-thread single-socket workstation processor based on the Granite Rapids-WS architecture, built on Intel 3 and targeting professional creators, engineers, and AI developers who need high memory capacity, wide PCIe 5.0 connectivity, and strong multi-threaded throughput in a single CPU.

Top pick
Intel · Xeon 600
Intel Xeon 658X Processor
24C / 48T4.9 GHz250 W
8.7
Full review
Intel · Xeon W-3500
Intel Xeon w7-3545
24C / 48T4.8 GHz310 W
8.2
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Workstation / High-End Desktop
Expert Workstation
Segment
Workstation
Workstation
Generation
Xeon 600 (Granite Rapids-WS)
Xeon W-3500 (Sapphire Rapids Refresh)
Launched
2026
2024
Status
Launched
Launched
Codename
Granite Rapids-WS
Sapphire Rapids-WS / Sapphire Rapids-112L Refresh
Series
Xeon 600
Xeon W-3500
Family
Xeon
Intel Xeon W
Predecessor
Intel Xeon w7-3545 (Sapphire Rapids-WS 24C/48T)
Intel Xeon w7-3495X (W-3400)
Successor
Current‑generation Xeon 600 Granite Rapids-WS SKU
None announced (current W-3500 generation)

Specifications Compared

Cores & Clocks
Cores
24
24
Threads
48
48
Base Clock
3 GHz
2.7 GHz
Boost Clock
4.9 GHz
4.8 GHz
Cache & Power
L3 Cache
144 MB
67.5 MB
L2 Cache
48 MB
TDP
250 W
310 W
Architecture
Architecture
Granite Rapids-WS (Redwood Cove P-cores)
Sapphire Rapids-WS (Golden Cove)
Process Node
Intel 3
Intel 7 (10 nm ESF)
Memory
Memory Type
DDR5
DDR5 RDIMM
Memory Speed
DDR5-6400
DDR5-4800
Memory Channels
Octa (8)
Octa (8)
Max Memory
4096 GB
4096 GB
Platform & I/O
Socket
FCLGA4710
FCLGA4677 (LGA4677)
PCIe Version
PCIe 5.0
PCIe 5.0
PCIe Lanes
128
112
Integrated GPU
None
None
Unlocked
Yes
No

Performance Compared

Productivity

Intel Xeon 658X ProcessorBest92
Intel Xeon w7-354590

Gaming

Intel Xeon 658X ProcessorBest75
Intel Xeon w7-354570

Virtualization

Intel Xeon 658X Processor90
Intel Xeon w7-3545Best91

Efficiency

Intel Xeon 658X ProcessorBest68
Intel Xeon w7-354560

Specialized Performance

AI / ML

Intel Xeon 658X ProcessorGood for CPU‑based AI
  • AMX with FP16 and AVX‑512 accelerates matrix operations for small to medium models.
  • Suitable for local inference, prototyping, and data preprocessing where GPUs are not available or not desired.
  • Not a replacement for dedicated AI accelerators for large‑scale training.
Intel Xeon w7-3545Very Good (AMX-advantaged)
  • AMX provides dedicated INT8/BF16 acceleration for quantized inference and some AI workloads
  • AVX-512 and DL Boost further accelerate traditional ML and HPC codes
  • For large-scale training, high core count EPYC or Threadripper PRO often outperform; Xeon W shines in AMX-optimized inference and mixed workloads

Content Creation

Intel Xeon 658X ProcessorStrong workstation‑class
BlenderCinema 4DMayaV‑Ray / ArnoldAdobe Premiere Pro / After EffectsDaVinci ResolveAutodesk AutoCAD / Revit / InventorANSYS / OpenFOAM / MFEMPython/NumPy/SciPy with Intel MKL
Intel Xeon w7-3545Very Good
Adobe Premiere ProDaVinci ResolveBlenderCinema 4DV-RayAfter EffectsUnreal Engine

Gaming

Intel Xeon 658X ProcessorCapable but not optimal
  • 24 P‑cores with up to 4.9 GHz boost provide strong single‑thread performance for game logic and physics.
  • High PCIe lane count helps with multi‑GPU or storage‑heavy setups, but games rarely exploit this.
  • Modern gaming‑focused CPUs often deliver similar or better game performance with lower power and cost.
  • Best treated as a gaming side‑grade for professionals who already need this CPU for work.
Intel Xeon w7-3545Fair
  • 4.8 GHz max turbo gives solid single-thread performance for many games
  • Lack of hybrid architecture and gaming-specific optimizations means newer desktop CPUs often lead in 1080p high-refresh gaming
  • Best used for gaming plus heavy background workloads, not pure gaming builds

Industry Impact

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

Best CPU by Use Case

Engineering Simulation (FEA/CFD)
Excellent
Excellent
3D Rendering & Animation
Excellent
Scientific Computing & Data Analysis
Excellent
AI Development & CPU‑Based Inference
Very Good
Virtualization & Multi‑VM Workstations
Very Good
High‑End Gaming (as a side task)
Good
CAD / EDA Workstation
Excellent
3D Rendering and Visualization
Very Good
AI Development and Quantized Inference
Very Good (AMX-advantaged)
Virtualization and Dev/Test Consolidation
Very Good

Target Audience

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

Strengths & Weaknesses

Intel Xeon 658X Processor

Pros

  • 24 high‑performance Redwood Cove P‑cores with SMT for strong multi‑threaded throughput.
  • 8‑channel DDR5‑6400 with support for up to 4 TB RAM and RDIMMs/MRDIMMs.
  • 128 PCIe 5.0 lanes plus CXL 2.0 for dense GPU and NVMe configurations.
  • Large 144 MB L3 cache improves performance for memory‑bound professional applications.
  • AMX with FP16 and AVX‑512 accelerates AI and math‑heavy workloads.
  • Unlocked multiplier and X‑series tuning for overclocking on W890 motherboards.

Cons

  • High 250 W base and up to 300 W turbo power draw, requiring robust cooling and PSU.
  • Premium price compared to mainstream desktop CPUs with similar core counts.
  • No integrated graphics; a discrete GPU is required for display output.
  • Single‑socket only; no dual‑socket upgrade path like some server platforms.
  • Overkill for gaming and light productivity; value is hard to realize without professional workloads.
Intel Xeon w7-3545

Pros

  • 24 high-performance Golden Cove cores with 48 threads for parallel workloads
  • 112 PCIe 5.0 lanes for multi-GPU and NVMe expansion without oversubscription
  • 8-channel DDR5-4800 ECC memory up to 4 TB reduces bandwidth bottlenecks
  • Intel AMX and AVX-512 accelerate AI inference and vectorized HPC codes
  • W790 platform with vPro Enterprise, RAS, and validated workstation ecosystem
  • 4.8 GHz max turbo keeps single-threaded performance competitive

Cons

  • High 310 W base / 372 W turbo power draw demands strong cooling and PSU
  • No integrated graphics; requires discrete GPU for display output
  • Locked multiplier limits core overclocking headroom
  • AMD Threadripper PRO often offers more cores, higher boost, and more memory bandwidth at similar or better pricing for some workloads
  • Not ideal for gaming-focused builds compared to modern desktop CPUs

Competitors & Alternatives

Intel Xeon 658X Processor

  • AMD Ryzen Threadripper PRO 7955WX

    Workstation

    Rival
  • AMD Ryzen Threadripper 7980X

    HEDT / Workstation

    Rival
  • AMD Ryzen Threadripper PRO 5975WX

    Workstation

    Rival
  • Rival
    Compare head-to-head
  • Rival
    Compare head-to-head
  • Intel Xeon 676X
    Alt

    Higher‑core (32C/64T) Xeon 600 SKU if your workloads scale well beyond 24 cores and you can afford the higher TDP and price.

  • AMD Ryzen 9 9950X
    Alt

    Mainstream high‑end desktop CPU with strong per‑core performance and lower platform cost, but fewer PCIe lanes and memory channels.

Intel Xeon w7-3545

Our Verdict on Each

A strong modern workstation CPU with excellent memory and I/O expansion, plus meaningful AI acceleration. Best suited for professionals who can exploit its 24 cores and 8 memory channels; overkill and costly for gaming or light workloads.

Best for: Building a new single‑socket workstation for engineering simulation, 3D rendering, scientific computing, or AI development where you need 24 cores, 8 memory channels, 128 PCIe 5.0 lanes, and AMX acceleration.

Read the full review

A robust single-socket workstation CPU with excellent PCIe 5.0 expansion, strong multi-threaded throughput, and AMX-based AI acceleration, but high power draw and tough competition from AMD Threadripper PRO on raw core count and memory bandwidth.

Best for: Single-socket workstation for CAD/EDA, simulation, or AI development where you want AMX, 112 PCIe 5.0 lanes, and 8-channel DDR5 ECC, and are already investing in a W790-based OEM or validated system.

Read the full review

Frequently Asked Questions

Which is better, Intel Xeon 658X Processor or Intel Xeon w7-3545?

Based on our editorial ratings, the Intel Xeon 658X 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 658X Processor or Intel Xeon w7-3545?

For gaming, the Intel Xeon 658X Processor leads with a gaming performance score of 75/100 among Intel Xeon 658X Processor and Intel Xeon w7-3545.

Which uses less power?

The Intel Xeon 658X Processor has the lowest rated TDP. Power draw across these chips: Intel Xeon 658X Processor (250 W), Intel Xeon w7-3545 (310 W).

Do Intel Xeon 658X Processor and Intel Xeon w7-3545 use the same socket?

No. They use different sockets (Intel Xeon 658X Processor: FCLGA4710, Intel Xeon w7-3545: FCLGA4677 (LGA4677)), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Xeon 658X Processor posts the highest multi-core benchmark score. Multi-core results: Intel Xeon 658X Processor (29,732). Benchmark figures are approximate and workload-dependent.