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Intel Xeon E5-2637 v4 vs Xeon E3-1245 v5

The Intel Xeon E5-2637 v4 @ 3.50GHz is newer than Intel Xeon E3-1245 v5 @ 3.50GHz and is around -7% slower in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Xeon E3-1245 v5 @ 3.50GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 416 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 E5-2637 v4 @ 3.50GHz×Intel Xeon E3-1245 v5 @ 3.50GHz+ ADD
Price $75.1 - BUY Search Online
Socket TypeFCLGA2011-3FCLGA1151
CPU ClassServerServer
Clockspeed3.5 GHz3.5 GHz
Turbo SpeedUp to 3.7 GHzUp to 3.9 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 15MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP135W80W
Yearly Running Cost$24.64$14.60
OtherIntel HD Graphics P530
First Seen on ChartQ2 2016Q4 2015
# of Samples58358
CPU Rank18551783
CPU Value99.40.0
Single Thread Rating(% diff. to max in group)2220(-0.2%)2225(0.0%)
CPU Mark(% diff. to max in group)7463(-6.8%)8010(0.0%)

CPU Mark Rating
As of 13th of February 2026 - Higher results represent better performance
Intel Xeon E5-2637 v4 @ 3.50GHz
7,463
Intel Xeon E3-1245 v5 @ 3.50GHz
8,010
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 13th of February 2026 - Higher results represent better value
Intel Xeon E5-2637 v4 @ 3.50GHz
99.4
Intel Xeon E3-1245 v5 @ 3.50GHz
NA
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 13th of February 2026 - Higher results represent better performance
Intel Xeon E5-2637 v4 @ 3.50GHz
2,220
Intel Xeon E3-1245 v5 @ 3.50GHz
2,225
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 E5-2637 v4 @ 3.50GHz Intel Xeon E3-1245 v5 @ 3.50GHz
Max TDP135W80W
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.