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Intel Xeon W3550 vs Xeon E5-2603 v3

The Intel Xeon E5-2603 v3 @ 1.60GHz is newer than Intel Xeon W3550 @ 3.07GHz and is around 18% faster in multi-threaded (CPU Mark) testing. The Intel Xeon E5-2603 v3 @ 1.60GHz is around -34% slower in single-thread testing. Also, Intel Xeon W3550 @ 3.07GHz uses around 42% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 533 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Xeon W3550 @ 3.07GHz×Intel Xeon E5-2603 v3 @ 1.60GHz+ ADD
Price Search Online Search Online
Socket TypeLGA1366LGA2011-v3
CPU ClassServerServer
Clockspeed3.1 GHz1.6 GHz
Turbo SpeedUp to 3.3 GHzNot Supported
# of Physical Cores4 (Threads: 8)6 (Threads: 6)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 384KB, L2: 1.5MB, L3: 15MB
TDP130W85W
Yearly Running Cost$23.73$15.51
Other
First Seen on ChartQ3 2009Q1 2015
# of Samples48944
CPU Rank29102692
CPU Value65.281.5
Single Thread Rating(% diff. to max in group)1412(0.0%)934(-33.8%)
CPU Mark(% diff. to max in group)3256(-15.0%)3829(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 11th of March 2026 - Higher results represent better performance
Intel Xeon W3550 @ 3.07GHz
3,256
Intel Xeon E5-2603 v3 @ 1.60GHz
3,829
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 11th of March 2026 - Higher results represent better value
Intel Xeon W3550 @ 3.07GHz
65.2
Intel Xeon E5-2603 v3 @ 1.60GHz
81.5
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 11th of March 2026 - Higher results represent better performance
Intel Xeon W3550 @ 3.07GHz
1,412
Intel Xeon E5-2603 v3 @ 1.60GHz
934
PassMark Software © 2008-2026
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Xeon W3550 @ 3.07GHz Intel Xeon E5-2603 v3 @ 1.60GHz
Max TDP130W85W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.