CPU Comparison
Intel Xeon w7-3545 vs Intel Xeon w9-3575X
A side-by-side comparison of specs, performance and value. The Intel Xeon w7-3545 is a 24-core, 48-thread workstation processor based on the Sapphire Rapids-WS (Golden Cove) architecture, built on Intel 7 and designed for single-socket LGA4677 platforms that need server-class reliability and workstation-grade I/O such as CAD, EDA, simulation, AI development, and virtualization.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- 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
- Intel AMX and AVX-512 provide strong CPU-based AI inference and HPC potential.
- No dedicated AI accelerator like a discrete GPU or NPU, so large-scale training still requires GPUs.
- Well-suited for inference, scientific computing, and some HPC workloads that can leverage AMX/BF16.
Content Creation
Gaming
- 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
- Single-thread performance is good, but not class-leading compared to modern gaming CPUs.
- Very high power and platform cost for a gaming-focused build.
- Best used as a workstation CPU that also games, not the reverse.
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
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
Pros
- 44 cores and 88 threads for heavily parallel workloads
- 112 PCIe 5.0 lanes for multi-GPU and high-speed storage
- 8-channel DDR5-4800 with up to 4 TB capacity
- Intel AMX and AVX-512 for AI and HPC
- Unlocked multiplier for overclocking on W790
- Strong workstation RAS features (ECC, vPro Enterprise, VT-rp)
Cons
- Very high power consumption (340 W base, up to 408 W turbo)
- Expensive CPU and platform (W790 motherboard, 8-channel DDR5)
- No integrated graphics; discrete GPU required
- Outperformed by AMD Threadripper PRO 7000 WX in many multi-threaded workloads
- Limited upgrade path beyond the Xeon W-3500 family on this platform
Competitors & Alternatives
Intel Xeon w7-3545
- AMD Ryzen Threadripper PRO 7965WXRival
Workstation
- AMD Ryzen Threadripper PRO 9965WXRival
Workstation
- AMD EPYC 9335Rival
Server / Workstation
- Compare head-to-headIntel Xeon w7-3565XRival
Workstation
- Compare head-to-headIntel Xeon w5-3535XRival
Workstation
Better gaming and lightly-threaded performance at lower cost; choose if you don’t need ECC, 112 PCIe lanes, or AMX.
Compare head-to-head- AMD EPYC 9335 (single-socket)Alt
Server-oriented alternative with more memory channels and higher memory bandwidth if you’re building rackmount AI or HPC nodes rather than deskside workstations.
Intel Xeon w9-3575X
- Intel Xeon w9-3475XRival
Workstation
- Intel Xeon w9-3495XRival
Workstation
- Compare head-to-headIntel Xeon w9-3595XRival
Workstation
- AMD Ryzen Threadripper PRO 7975WXRival
Workstation
- AMD Ryzen Threadripper PRO 7995WXRival
Workstation
- Intel Core Ultra 9 285K or similar high-end desktop CPUAlt
Much cheaper and more efficient for gaming and light content creation, but with fewer cores and fewer PCIe lanes; best when you don’t need workstation-class I/O.
Our Verdict on Each
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 reviewA potent workstation CPU with excellent multi-threaded performance and massive I/O, but high power consumption and cost limit its appeal to users who genuinely need 44 cores and 112 PCIe lanes.
Best for: High-end single-socket workstation for 3D rendering, engineering simulation, or AI inference where you need 44+ cores and 112 PCIe lanes but not the absolute top core count.
Read the full reviewFrequently Asked Questions
Which is better, Intel Xeon w7-3545 or Intel Xeon w9-3575X?
Based on our editorial ratings, the Intel Xeon w9-3575X 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 w7-3545 has the lowest rated TDP. Power draw across these chips: Intel Xeon w7-3545 (310 W), Intel Xeon w9-3575X (340 W).
Do Intel Xeon w7-3545 and Intel Xeon w9-3575X use the same socket?
No. They use different sockets (Intel Xeon w7-3545: FCLGA4677 (LGA4677), Intel Xeon w9-3575X: FCLGA4677), so each needs a compatible motherboard.
Which has more cores?
The Intel Xeon w9-3575X has the most cores. Core counts: Intel Xeon w7-3545 (24 cores), Intel Xeon w9-3575X (44 cores).
Which is faster in multi-core benchmarks?
The Intel Xeon w9-3575X posts the highest multi-core benchmark score. Multi-core results: Intel Xeon w9-3575X (85,000). Benchmark figures are approximate and workload-dependent.