AMD Phenom II P840 

Released October, 2010
  • 1.9 GHz
  • Tri core
1.4 Out of 10

CPUBoss Review Our evaluation of the AMD Phenom II P840 among laptop CPUs (over 15W)

Performance

Benchmark performance using all cores

Phenom II P840
5.5
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

Phenom II P840
5.5
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Phenom II P840
0.0
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

Phenom II P840
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Phenom II P840
3.9
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Phenom II P840
n.d.
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

1.4

CPUBoss Score

Combination of all six facets

Phenom II P840
1.4

Benchmarks Real world tests of the AMD Phenom II P840

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Phenom II P840
2,059

GeekBench 3 (Single core) Data courtesy Primate Labs

Phenom II P840
996

GeekBench 3 (AES single core) Data courtesy Primate Labs

Phenom II P840
76,000 MB/s
Core i3 3110M
125,500 MB/s
Core2 Duo P8600
97,400 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Phenom II P840
2,301

GeekBench

Phenom II P840
2,791

PassMark Data courtesy Passmark

Phenom II P840
1,741

PassMark (Single Core)

Phenom II P840
624

Specifications Full list of technical specs

summary

Clock speed 1.9 GHz
Cores Tri core
Socket type S1
Is unlocked No

features

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

power consumption

TDP 35W
Annual home energy cost 8.43 $/year
Performance per watt 2.65 pt/W
Typical power consumption 28.44W

details

Architecture x86-64
Threads 3 threads
L2 cache 2 MB
L2 cache per core 0.67 MB/core
Manufacture process 45 nm
Max CPUs 1

overclocking

Overclocked clock speed 1.9 GHz
Overclocked clock speed (Water) 1.9 GHz
Overclocked clock speed (Air) 1.9 GHz

integrated graphics

GPU None

bus

Clock speed 1,800 MHz
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