Xeon W-3265

Details and Benchmarks for Intel Xeon W-3265

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Xeon W-3265 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

6,455 Rank: 125
Rank Name Score Visual
121 Ryzen 9 5900 6,471
+0.2%
122 Core i9-7960X 6,468
+0.2%
123 Ryzen 9 PRO 5945 6,463
+0.1%
124 Ryzen AI 7 350 6,460
+0.1%
125 Xeon W-3265 6,455
126 Ryzen 7 8845HS 6,453
+-0%
127 Xeon w5-3425 6,447
-0.1%
128 Xeon Gold 6438Y+ 6,433
-0.3%
129 Xeon W-1390P 6,432
-0.4%
130 Core i9-11900K 6,428
-0.4%

View full ranking →

Multicore Score

Multicore performance score for Xeon W-3265 based on multi-threaded benchmark results.

7,429 Rank: 70
Rank Name Score Visual
66 Core i9-14900F 7,476
+0.6%
67 Ryzen 9 7900X 7,472
+0.6%
68 Xeon Platinum 8180 7,459
+0.4%
69 Core i9-13900F 7,431
+0%
70 Xeon W-3265 7,429
71 Ryzen 9 PRO 7945 7,325
-1.4%
72 Xeon Gold 6444Y 7,324
-1.4%
73 Core i9-14900 7,290
-1.9%
74 Ryzen Threadripper PRO 5955WX 7,288
-1.9%
75 Xeon Gold 6438Y+ 7,275
-2.1%

View full ranking →

Singlecore Score

Single-core performance score for Xeon W-3265 based on single-threaded benchmark results.

5,805 Rank: 355
Rank Name Score Visual
351 Ryzen 3 3100 5,811
+0.1%
352 Core i5-10600K 5,809
+0.1%
353 Ryzen 7 4800HS 5,809
+0.1%
354 Core i7-1185GRE 5,807
+0%
355 Xeon W-3265 5,805
356 Ryzen 5 2600X 5,805
+0%
357 Ryzen 3 5300G 5,805
+0%
358 Core i7-8809G 5,803
+-0%
359 Core i3-7320 5,801
-0.1%
360 Xeon W-2195 5,794
-0.2%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Xeon W-3265 based on integer math, floating point math, and prime number computation benchmarks.

-- Rank: --

Number Crunching score not yet available.

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Data Processing

Aggregated score for Xeon W-3265 based on data encryption, data compression, and string sorting benchmarks.

-- Rank: --

Data Processing score not yet available.

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Physics & Compute

Aggregated score for Xeon W-3265 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

-- Rank: --

Physics & Compute score not yet available.

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Xeon W-3265 Details

As of March 2026, the Intel Xeon W-3265 stands as a high-end workstation processor built on the Cascade Lake SP microarchitecture, designed for professional workloads requiring substantial compute power and memory bandwidth. While released several years ago, its performance remains competitive in the workstation segment, particularly for applications that leverage its 24 cores and 48 threads. The processor is manufactured on a 14 nm process node and operates at a base frequency of 2.7 GHz, with a single-core turbo boost up to 4.4 GHz, supported by Intel Turbo Boost Max Technology 3.0 for optimized performance under load.

The Xeon W-3265 is packaged in the FCLGA-3647 socket and features a robust cache hierarchy, including 1.5 MiB of L1 cache (0.75 MiB for L1i and L1d), 24 MiB of L2 cache, and a substantial 33 MiB of L3 cache. It supports up to 1,048,576 MiB of DDR4-2933 memory across six channels, delivering a peak memory bandwidth of 131.13 GiB/s. With a TDP of 205 W, it is engineered for sustained performance in demanding environments, though it requires adequate cooling and power delivery.

Intel’s advanced instruction set support, including AVX-512, AVX2, AES-NI, and Intel Deep Learning Boost, makes the W-3265 suitable for computational tasks such as 3D rendering, scientific simulations, and machine learning inference. The processor also includes enterprise-grade features like ECC memory support, Intel VT-x and VT-d for virtualization, and Intel Secure Key and TXT for enhanced security.

In benchmark testing, the Xeon W-3265 achieves an overall score of 6,455, ranking #125 among 2,060 processors. It scores 5,805 in single-core performance (#355) and 7,429 in multicore performance (#70). These results place it behind newer high-end CPUs like the Ryzen Threadripper PRO 9995WX and Core Ultra 9 285K, but ahead of many workstation and enthusiast processors, including the Ryzen 9 7900X and Core i9-14900F. Its multicore performance is particularly strong, indicating it excels in parallelized workloads.

Given its age and power consumption, the Xeon W-3265 is best suited for users with existing infrastructure who require a balance of core count, memory capacity, and reliability in professional applications. While newer processors offer higher efficiency and performance, the W-3265 remains a viable option for legacy systems or workloads that benefit from its extensive memory support and robust feature set.
Frequently Compared

AMD Ryzen Threadripper 3970X 36 views

AMD Ryzen 3 PRO 2200GE 33 views

AMD Ryzen 5 PRO 3500U 33 views

AMD Ryzen 9 PRO 3900 32 views

AMD EPYC 7452 30 views

AMD Ryzen Embedded R1505G 30 views

AMD EPYC 7302P 28 views

Intel Xeon W-3265

Main Specifications

Designer: Intel
Name: Xeon W-3265
Family: Xeon
Series: W-3200
Model Number: W-3265
Cores: 24
Threads: 48
Base Frequency: 2700 MHz
Turbo Frequency (1 core): 4400 MHz
Clock Multiplier: 27x (locked)
Microarchitecture: Cascade Lake
Core Name: Cascade Lake SP
Socket: Socket P and LGA-3647
Package: FCLGA-3647
Target Segment: Workstation
Max CPUs: 1
TDP: 205 W
Release Price: $3,349.00

Cache Specifications

L1 Cache: 1536 KiB
L1 Instruction Cache: 768 KiB (8-way set associative)
L1 Data Cache: 768 KiB (8-way set associative)
L2 Cache: 24 MiB (16-way set associative)
L3 Cache: 33 MiB (11-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2933
Memory Channels: 6
Maximum Memory: 1,024 GB
Maximum Bandwidth: 131.13 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 64
PCIe Configuration: x16, x8, x4, x1

Physical Specifications

Process: 14 nm
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST SST TXT vPro VT-x VT-d EPT MPX Secure Key SMEP IPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD AVX512VNNI NM KPT PTT MBE Ctrl DL Boost AVX512_VNNI Run Sure AVX-512 TBMT 3.0
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