Intel Xeon E3-1280 

Released April, 2011
  • 3.5 GHz
  • Quad core
5.3 Out of 10

CPUBoss Review Our evaluation of the Intel Xeon E3-1280 among all CPUs

Performance

Benchmark performance using all cores

Xeon E3-1280
6.3
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

Xeon E3-1280
7.6
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Xeon E3-1280
0.0
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

Xeon E3-1280
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Xeon E3-1280
5.0
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Xeon E3-1280
4.8
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

5.3

CPUBoss Score

Combination of all six facets

Xeon E3-1280
5.3

Benchmarks Real world tests of the Intel Xeon E3-1280

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E3-1280
13,375
Core i7 3770
12,524
Core i7 3770K
13,098

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E3-1280
3,589
Core i7 3770
3,236

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E3-1280
4,940 MB/s
Core i7 3770
2,660,000 MB/s
Core i7 3770K
2,620,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E3-1280
11,787
Core i7 3770K
13,703
Core i7 3770
12,495

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E3-1280
13,550
Core i7 3770K
14,866
Core i7 3770
13,300

GeekBench

Xeon E3-1280
13,550
Core i7 3770K
17,972
Core i7 3770
16,134

PassMark Data courtesy Passmark

Xeon E3-1280
9,720
Core i7 3770
9,449

PassMark (Single Core)

Xeon E3-1280
2,235
Core i7 3770
2,072

Specifications Full list of technical specs

summary

Clock speed 3.5 GHz
Turbo clock speed 3.9 GHz
Cores Quad core
Socket type LGA 1155

features

Has a NX bit Yes
Supports trusted computing Yes
Has virtualization support Yes
Instruction set extensions
  1. MMX
  2. AES
  3. SSE
  4. SSE2
  5. SSE4.1
  6. SSE3
  7. Supplemental SSE3
  8. SSE4.2
  9. AVX
  10. SSE4
Supports dynamic frequency scaling Yes

power consumption

TDP 95W
Annual home energy cost 22.89 $/year
Annual commercial energy cost 83.22 $/year
Performance per watt 2.77 pt/W
Typical power consumption 77.19W

bus

Architecture DMI
Transfer rate 5,000 MT/s

details

Architecture x86-64
Threads 8 threads
L2 cache 1 MB
L2 cache per core 0.25 MB/core
L3 cache 8 MB
L3 cache per core 2 MB/core
Manufacture process 32 nm
Max CPUs 1
Clock multiplier 35
Operating temperature Unknown - 73.6°C

overclocking

Overclocked clock speed 3.6 GHz
Overclocked clock speed (Water) 3.6 GHz
Overclocked clock speed (Air) 3.6 GHz

integrated graphics

GPU None

memory controller

Memory controller Built-in
Memory type
  1. DDR3-1333
  2. DDR3-1066
  3. DDR3
Channels Dual Channel
Supports ECC Yes
Maximum bandwidth 21,333.32 MB/s
Maximum memory size 32,768 MB
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