Xeon W3540

Details and Benchmarks for Intel Xeon W3540

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 W3540 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,416 Rank: 1379
Rank Name Score Visual
1375 Athlon II X3 460 4,418
+0%
1376 Celeron G1620 4,418
+0%
1377 Pentium G2010 4,417
+0%
1378 Core i7-3540M 4,416
+0%
1379 Xeon W3540 4,416
1380 Core i7-2640M 4,415
+-0%
1381 Xeon E5530 4,413
-0.1%
1382 Core i7-2677M 4,412
-0.1%
1383 Core i5-2435M 4,412
-0.1%
1384 Phenom II X4 955 4,411
-0.1%

View full ranking →


Multicore Score

Multicore performance score for Xeon W3540 based on multi-threaded benchmark results.

4,520 Rank: 1194
Rank Name Score Visual
1190 Core i3-3250 4,523
+0.1%
1191 Core i7-7500U 4,522
+0%
1192 Xeon X3460 4,521
+0%
1193 Pentium 957 4,520
+0%
1194 Xeon W3540 4,520
1195 Pentium Silver N6005 4,519
+-0%
1196 Core i5-6360U 4,518
+-0%
1197 Core i3-7130U 4,517
-0.1%
1198 Core i3-4130T 4,516
-0.1%
1199 Core i3-4130 4,515
-0.1%

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Singlecore Score

Single-core performance score for Xeon W3540 based on single-threaded benchmark results.

4,347 Rank: 1444
Rank Name Score Visual
1440 Core i7-860 4,349
+0%
1441 A8-6500 4,348
+0%
1442 Phenom 9550 4,347
+0%
1443 Xeon E5640 4,347
+0%
1444 Xeon W3540 4,347
1445 Pentium E6800 4,346
+-0%
1446 Phenom II X4 960T 4,344
-0.1%
1447 Xeon X5460 4,343
-0.1%
1448 Xeon E3110 4,342
-0.1%
1449 Xeon E5472 4,341
-0.1%

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Workload Scores

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


Number Crunching

Aggregated score for Xeon W3540 based on integer math, floating point math, and prime number computation benchmarks.

4,600 Rank: 965
Rank Name Score Visual
961 Core i5-6442EQ 4,601
+0%
962 Xeon W3530 4,601
+0%
963 Core i5-2500 4,600
+0%
964 Core i7-2920XM 4,600
+0%
965 Xeon W3540 4,600
966 Xeon E5640 4,599
+-0%
967 Core i5-6400T 4,598
+-0%
968 Core i7-860 4,598
+-0%
969 Pentium Gold G5620 4,597
-0.1%
970 Core i7-2760QM 4,597
-0.1%

View full ranking →


Data Processing

Aggregated score for Xeon W3540 based on data encryption, data compression, and string sorting benchmarks.

4,570 Rank: 992
Rank Name Score Visual
988 Core i3-7300 4,572
+0%
989 Xeon E5640 4,572
+0%
990 Xeon E5630 4,572
+0%
991 Core i5-2400 4,570
+0%
992 Xeon W3540 4,570
993 Core i7-2630QM 4,569
+-0%
994 Core i5-3330 4,569
+-0%
995 Phenom II X4 980 4,569
+-0%
996 Ryzen 3 3200U 4,569
+-0%
997 Xeon E3-1220 4,569
+-0%

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Physics & Compute

Aggregated score for Xeon W3540 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,576 Rank: 1032
Rank Name Score Visual
1028 Xeon W3530 4,578
+0%
1029 Xeon E5630 4,578
+0%
1030 Core i3-4160 4,577
+0%
1031 Core i7-6600U 4,576
+0%
1032 Xeon W3540 4,576
1033 Core i7-2630QM 4,575
+-0%
1034 Core i3-8130U 4,575
+-0%
1035 Core i3-7167U 4,575
+-0%
1036 Core i7-920 4,575
+-0%
1037 Core i7-870 4,575
+-0%

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Xeon W3540 Details

The Intel Xeon W3540 stands as a high-performance server processor from the early 2010s, launched in March 2009 as part of the Bloomfield architecture lineup. While now considered a legacy device, it was designed for demanding workstation and server environments, offering robust multi-threaded performance and ECC memory support. With a TDP of 130 W, it demands significant cooling, making it more suited for well-ventilated server chassis than compact desktops. Despite its age, the processor remains notable for its 4-core, 8-thread configuration, achieved through Intel Hyper-Threading, and a base clock of 2.93 GHz, which can boost to 3.2 GHz under load.

The Xeon W3540 operates on a 45 nm process and features 731 million transistors across a 263 mm² die, reflecting the advanced manufacturing capabilities of its time. It uses the Socket 1366 interface and supports triple-channel DDR3 memory, enabling higher memory bandwidth for data-intensive applications. The processor includes 0.061 MiB of L1 cache, 0.244 MiB of L2 cache, and a substantial 7.629 MiB of L3 cache, which aids in reducing memory latency and improving performance in multi-threaded workloads. It also supports Intel's virtualization technologies, including VT-x and TXT, making it suitable for virtualized environments.

In benchmark testing, the Xeon W3540 achieves an overall score of 4416, ranking #1378 among 2060 processors, with a single-core score of 4347 and a multicore score of 4520. These results place it just below modern mid-tier CPUs like the Core i7-7500U and Core i3-3250, but significantly ahead of many contemporary mobile and low-power processors. The processor’s multicore performance is particularly strong, outperforming several modern low-power designs such as the Core i5-6360U and Core i3-7130U. However, its single-core performance trails behind many current-generation chips, highlighting the rapid evolution of CPU design over the past decade.

The Xeon W3540 is not designed for consumer use but rather for enterprise environments where reliability, ECC memory, and consistent multi-threaded performance are essential. Its lack of integrated graphics means it requires a discrete GPU for display output, further cementing its role in server and workstation settings. While it cannot compete with today’s high-end processors in raw performance—especially when compared to top-tier models like the Ryzen Threadripper PRO 9995WX or Core Ultra 9 285K—it remains a capable option for legacy systems or specialized applications that benefit from its architecture and ECC support.

As of March 2026, the Xeon W3540 is best suited for legacy server environments, embedded systems, or retro computing projects where compatibility with older hardware is a priority. Its strong multicore performance and robust feature set make it a reliable workhorse for specific use cases, though it is no longer competitive in mainstream computing markets. For users seeking modern performance, newer processors offer vastly superior efficiency, clock speeds, and integrated features that far surpass the capabilities of this early 2009 design.
Frequently Compared

AMD A10-4600M 5 views


AMD Ryzen 5 3600 4 views


AMD Ryzen 9 PRO 3900 4 views


AMD Ryzen 5 3500X 4 views


AMD Ryzen 3 PRO 2200GE 3 views


AMD A10-5757M 3 views


Intel Core 2 Duo E8600 3 views


AMD Ryzen 9 3900X 3 views


AMD A10-7400P 2 views


Intel Xeon W3505 2 views


Intel Xeon W3540

Main Specifications

Designer: Intel
Name: Xeon W3540
Cores: 4
Threads: 8
Base Frequency: 2933 MHz
Clock Multiplier: 22x (locked)
Core Name: Bloomfield
Socket: Socket 1366
Package: FC-LGA8
Target Segment: Server
TDP: 130 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.244 MiB
L3 Cache: 7.629 MiB

Memory Specifications

Supported Memory Type: DDR3

Physical Specifications

Process: 45 nm
Die Area: 263 mm²
Transistor Count: 0.00 billion
Manufacturer: Intel

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.2 EIST TXT VT-x

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