AMD Phenom II X4 840 

Released January, 2011
  • 3.2 GHz
  • Quad core

Benchmarks Real world tests of the AMD Phenom II X4 840

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Phenom II X4 840
5,835
Core i3 3220
5,399

GeekBench 3 (Single core) Data courtesy Primate Labs

Phenom II X4 840
1,655
Core i3 3220
2,501

GeekBench 3 (AES single core) Data courtesy Primate Labs

Phenom II X4 840
129,500 MB/s
Core i3 3220
173,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Phenom II X4 840
5,515
Core i3 3220
5,351

GeekBench (64-bit) Data courtesy Primate Labs

Phenom II X4 840
7,871
Core i3 3220
5,707

GeekBench

Phenom II X4 840
7,871
Core i3 3220
8,919

PassMark Data courtesy Passmark

Phenom II X4 840
5,029
Core i3 3220
4,229

PassMark (Single Core)

Phenom II X4 840
1,537
Core i3 3220
1,764

Reviews Word on the street for the AMD Phenom II X4 840

Specifications Full list of technical specs

summary

Clock speed 3.2 GHz
Turbo clock speed 0 GHz
Cores Quad core
Socket type AM3
Is unlocked No

features

Has a NX bit Yes
Has virtualization support Yes
Instruction set extensions
  1. SSE4a
  2. 3DNow!
  3. SSE2
  4. SSE
  5. MMX
  6. SSE3
Supports dynamic frequency scaling Yes

integrated graphics

GPU None

bus

Clock speed 2,000 MHz

details

Architecture x86-64
Threads 4 threads
L2 cache 2 MB
L2 cache per core 0.5 MB/core
L3 cache 0 MB
L3 cache per core 0 MB/core
Manufacture process 45 nm
Max CPUs 1
Voltage range 0.85 - 1.4V
Operating temperature Unknown - 71°C

overclocking

Overclock popularity 37
Overclock review score 5
Overclocked clock speed 3.94 GHz
Overclocked clock speed (Water) 3.2 GHz
PassMark (Overclocked) 1,971.6
Overclocked clock speed (Air) 3.94 GHz

power consumption

TDP 95W
Annual home energy cost 22.89 $/year
Annual commercial energy cost 83.22 $/year
Performance per watt 1.87 pt/W
Typical power consumption 77.19W

memory controller

Memory controller Built-in
Memory type DDR3
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