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AMD A4 3400 Cpu
AMD A4 3400
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Intel Core i5 3475S Cpu
Intel Core i5 3475S
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Intel Xeon X5660 Cpu
Intel Xeon X5660
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Intel Xeon X5670 Cpu
Intel Xeon X5670
User rating
35
4.2 out of 5
35 user ratings
5 stars
40 %
4 stars
40 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
8
4.8 out of 5
8 user ratings
5 stars
75 %
4 stars
25 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
39
4.1 out of 5
39 user ratings
5 stars
28 %
4 stars
53 %
3 stars
15 %
2 stars
2 %
1 stars
0 %
34
4.0 out of 5
34 user ratings
5 stars
26 %
4 stars
47 %
3 stars
23 %
2 stars
2 %
1 stars
0 %

General

Processor socketFM1LGA 1155LGA 1366LGA 1366
Component forPCPCServer/WorkstationServer/Workstation
Operating modes64-bit64-bit64-bit64-bit

Processor

Clock speed2.7 GHz2.9 GHz2.8 GHz2.93 GHz
Number of cores2466
Thermal Design Power (TDP)65.0 W65.0 W95.0 W95.0 W
Processor lithography0.0 in0.0 in0.0 in0.0 in
Max turbo speed
N/A
3.6 GHz3.2 GHz3.33 GHz
Number of threads
N/A
41212
Bus type
N/A
DMIQPIQPI
Idle states
N/A
yesyesyes

Memory

Cache0.512 MB6 MB12 MB12 MB
Cache typeL2Smart CacheSmart CacheL3
Memory clock speeds supported by processor
N/A
  • 1333
  • 1600
  • 800
  • 1066
  • 1333
  • 800
  • 1066
  • 1333
Maximum internal memory supported by processor
N/A
32.0 GB288.0 GB288.0 GB
Memory types supported by processor
N/A
DDR3 SDRAMDDR3 SDRAMDDR3 SDRAM
Memory bandwidth supported by processor (max)
N/A
25.6 GB/s32.0 GB/s32.0 GB/s
Memory channels
N/A
DualTripleTriple

Often compared with Intel Xeon X5670