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CPU Benchmarks

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Intel Xeon E5-2620 v4 vs Xeon E5-2643 v4

The Intel Xeon E5-2643 v4 @ 3.40GHz is newer than Intel Xeon E5-2620 v4 @ 2.10GHz also around 16% faster in multi-threaded (CPU Mark) testing, it is around 27% faster in single-thread testing. However, Intel Xeon E5-2643 v4 @ 3.40GHz uses around 45% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 227 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 E5-2620 v4 @ 2.10GHz×Intel Xeon E5-2643 v4 @ 3.40GHz+ ADD
Price Search Online $900.99 - BUY
Socket TypeFCLGA2011-3FCLGA2011-3
CPU ClassServerServer
Clockspeed2.1 GHz3.4 GHz
Turbo SpeedUp to 3.0 GHzUp to 3.7 GHz
# of Physical Cores8 (Threads: 16)6 (Threads: 12)
CacheL1: 512KB, L2: 2.0MB, L3: 20MBL1: 384KB, L2: 1.5MB, L3: 20MB
TDP85W135W
Yearly Running Cost$15.51$24.64
Other
First Seen on ChartQ2 2016Q2 2016
# of Samples18938
CPU Value0.012.3
Single Thread Rating(% diff. to max in group)1640(-26.9%)2244(0.0%)
CPU Mark(% diff. to max in group)9280(-16.4%)11099(0.0%)

CPU Mark Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Xeon E5-2620 v4 @ 2.10GHz
9,280
Intel Xeon E5-2643 v4 @ 3.40GHz
11,099
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of April 2025 - Higher results represent better value
Intel Xeon E5-2620 v4 @ 2.10GHz
NA
Intel Xeon E5-2643 v4 @ 3.40GHz
12.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Xeon E5-2620 v4 @ 2.10GHz
1,640
Intel Xeon E5-2643 v4 @ 3.40GHz
2,244
PassMark Software © 2008-2025
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 E5-2620 v4 @ 2.10GHz Intel Xeon E5-2643 v4 @ 3.40GHz
Max TDP85W135W
Power consumption per day (kWh)0.170.27
Running cost per day$0.043$0.068
Power consumption per year (kWh)62.198.6
Running cost per year$15.51$24.64
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.