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AMD

Phenom II X4 840

▲ 5326 ▼

Release date ≤ Q1 2014.

Average Bench: 37.8% (563rd of 1203)

Based on 4,069 user benchmarks.  Device: 178BFBFF00100F53 Model: AMD Phenom(tm) II X4 840 Processor
Poor: 27%Average: 37.8% Great: 43%
Gaming
Gaming 38%
Jet ski
Desktop
Desktop 39%
Jet ski
Workstation
Workstation 21%
Surfboard

Popular builds with this CPU

Poor average bench

The AMD Phenom II X4 840 averaged 62.1% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Single Core Mixed Speed 56.9Pts
Avg. Dual Core Mixed Speed 113Pts

Very good consistency

The range of scores (95th - 5th percentile) for the AMD Phenom II X4 840 is just 15.5%. This is a relatively narrow range which indicates that the AMD Phenom II X4 840 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 219Pts
Avg. Octa Core Mixed Speed 215Pts
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Average Bench

(Based on 4,069 samples)
Rank 56337.8%
Min Avg Max
45.9 1-Core 56.9 63.8
84.5 2-Core 113 129
40.1% 85.2 Pts
Min Avg Max
134 4-Core 213 249
149 8-Core 215 249
29.2% 214 Pts
Min Avg Max
155 64-Core 219 251
14.7% 219 Pts
User Benchmarks Bench Normal Heavy Extreme
The fastest CPU (mainstream) averages a speed of 100%
CPU1, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
40.8% Average
1-Core 59.7
2-Core 118
42% 89.1 Pts
4-Core 236
8-Core 230
32% 233 Pts
64-Core 233
16% 233 Pts
Socket M2, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
40.3% Average
1-Core 58.2
2-Core 119
42% 88.6 Pts
4-Core 234
8-Core 228
32% 231 Pts
64-Core 234
16% 234 Pts
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
39.6% Below average
1-Core 58.7
2-Core 117
41% 87.8 Pts
4-Core 225
8-Core 229
31% 227 Pts
64-Core 224
15% 224 Pts
AM3, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
38.9% Below average
1-Core 57.6
2-Core 111
40% 84.3 Pts
4-Core 223
8-Core 236
31% 230 Pts
64-Core 234
16% 234 Pts
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
36.7% Below average
1-Core 58.3
2-Core 110
40% 83.9 Pts
4-Core 199
8-Core 209
28% 204 Pts
64-Core 191
13% 191 Pts
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
28.5% Poor
1-Core 36.7
2-Core 81.2
27% 58.9 Pts
4-Core 176
8-Core 200
25% 188 Pts
64-Core 209
14% 209 Pts
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
28.2% Poor
1-Core 47.1
2-Core 64.7
28% 55.9 Pts
4-Core 154
8-Core 147
21% 150 Pts
64-Core 201
14% 201 Pts
CPUSocket, 1 CPU, 4 cores, 4 threads
Base clock 3.2 GHz, turbo 3.2 GHz (avg)
23.1% Poor
1-Core 30.8
2-Core 28.5
16% 29.6 Pts
4-Core 153
8-Core 179
22% 166 Pts
64-Core 186
12% 186 Pts
4,069 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 22,361,412 CPUs tested.

 Prices

AmazonUS $1505 years
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Typical Phenom II X4 840 Builds (Compare 1,293 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 35%
Jet ski
Workstation
Workstation 21%
Surfboard

Motherboard: Asus M4N68T-M-LE-V2

CPU
Phenom II X4 840AMD  $150Bench 38%, 4,069 samples1x
GPU
GeForce 7025 / nForce 630aNvidiaBench 0%, 5,302 samples191x
GTX 750-TiNvidia  $110Bench 19%, 178,719 samples49x
Radeon HD 5450AMDBench 1%, 36,960 samples46x
SSD
SSDNow V300 120GBKingston  $58Bench 54%, 221,046 samples31x
A400 120GBKingston  $22Bench 59%, 68,193 samples22x
850 Evo 250GBSamsung  $61Bench 105%, 507,744 samples21x
RAM
2x4GBUnknownBench 39%, 248,217 samples428x
2x2GBUnknownBench 21%, 273,549 samples278x
1x4GBUnknownBench 24%, 92,032 samples185x
EDIT WITH CUSTOM PC BUILDER Value: 34% - Below average Total price: $208

Popular Phenom II X4 840 compatible motherboards:

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We calculate effective speed which measures real world performance for typical gamers and desktop users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Processors FAQ
How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?
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What is multi core integer speed?
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What is quad core floating point speed?
What is quad core integer speed?
What is single core floating point speed?
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ALL FAQs »

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CPUGPUSSD
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Intel Core i7-9700K $360AMD RX 590 $180Samsung 860 Evo 250GB $54
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