AMD Phenom II X4 840T Benchmark, Test and specs

Last updated: 2024-04-12

The AMD Phenom II X4 840T is a 4 core processor. It can handle 4 threads simultaneously and was introduced in Q3/2010. The AMD Phenom II X4 840T is based on the 4. generation of the AMD Phenom II series and requires a mainboard with the socket AM3. The AMD Phenom II X4 840T scores 469 points with one CPU core in the Geekbench 5 benchmark. When using all CPU cores, the result is 1,578 points.

CPU lineage
Here you can see which group the AMD Phenom II X4 840T belongs to and which processor is the predecessor of the AMD Phenom II X4 840T.
Name:	AMD Phenom II X4 840T
Family:	AMD Phenom II (52)
CPU group:	AMD Phenom II - 800/900 (23)
Architecture:	Deneb (K10)
Segment:	Desktop / Server
Generation:	4
Predecessor:	--
Successor:	--

CPU Cores and Base Frequency

The 4 CPU cores of the AMD Phenom II X4 840T clock with 2.90 GHz (3.20 GHz). The number of CPU cores and the clock frequency of the processor are largely responsible for the overall performance.

CPU Cores / Threads:	4 / 4
Core architecture:	normal
Cores:	4x

Hyperthreading / SMT:	No
Overclocking:	Yes
Frequency:	2.90 GHz
Turbo Frequency (1 Core):	3.20 GHz
Turbo Frequency (4 Cores):	3.20 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AI hardware:	--
AI specifications:	--

Internal Graphics

With the no iGPU, the AMD Phenom II X4 840T has an build in graphic solution. It has -- SM processors, which have a total of -- texture shaders. The iGPU not only enables games, but also significantly accelerates video playback.

GPU name:	no iGPU
GPU frequency:
GPU (Turbo):	No turbo
Compute units:	--
Shader:	--
Hardware Raytracing:	No
Release date:

Max. displays:
Generation:	--
Direct X:	--
Technology:
Max. GPU Memory:	--
Frame Generation:	No

Hardware codec support

Processors that have an integrated graphics can play videos faster and more efficiently. This can have a positive effect on the battery life of notebooks, for example.

h265 / HEVC (8 bit):	No
h265 / HEVC (10 bit):	No
h264:	No
VP8:	No
VP9:	No

AV1:	No
AVC:	No
VC-1:	No
JPEG:	No

Memory type:	Memory bandwidth:
Memory & PCIe The AMD Phenom II X4 840T supports up to memory in up to 2 (Dual Channel) memory channels. This results in a maximum memory bandwidth of 21.3 GB/s.

DDR3-1333 DDR2-1066	21.3 GB/s 17.1 GB/s
Max. Memory:
Memory channels:	2 (Dual Channel)
ECC:	No
PCIe:
PCIe Bandwidth:	--

Thermal Management With the TDP, the processor manufacturer specifies the cooling solution required for the processor. The AMD Phenom II X4 840T has a TDP of 95 W.

TDP (PL1 / PBP):	95 W
TDP (PL2):	--
TDP up:	--
TDP down:	--
Tjunction max.:	--

Technical details

The AMD Phenom II X4 840T has a 6.00 MB large cache. The processor is manufactured in 45 nm. Modern production increases the efficiency of the processor.

Technology:	45 nm
Chip design:
Socket:	AM3
L2-Cache:	--
L3-Cache:	6.00 MB
AES-NI:	No
Operating systems:	Windows 10, Linux

Virtualization:	AMD-V
Instruction set (ISA):	x86-64 (64 bit)
ISA extensions:	SSE3, SSE4a
Release date:	Q3/2010
Release price:	--
Part Number:	--
Documents:	--

AMD Phenom II X4 840T
4C 4T @ 2.90 GHz (3.20 GHz)

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Benchmark results

The benchmark results for the AMD Phenom II X4 840T have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Celeron G1820T 2C 2T @ 2.40 GHz	472
	AMD A6-6400K 2C 2T @ 4.10 GHz	471
	AMD FX-6100 6C 6T @ 3.90 GHz	471
	AMD Phenom II X4 840T 4C 4T @ 3.20 GHz	469
	Intel Core i3-530 2C 4T @ 2.93 GHz	469
	Intel Core 2 Quad Q9650 4C 4T @ 3.00 GHz	469
	Intel Core 2 Quad Q9500 4C 4T @ 2.83 GHz	469

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core 2 Extreme QX9770 4C 4T @ 3.20 GHz	1583
	Intel Core i5-7Y54 2C 4T @ 2.60 GHz	1583
	Intel Pentium G3258 2C 2T @ 3.20 GHz	1582
	AMD Phenom II X4 840T 4C 4T @ 3.20 GHz	1578
	Intel Core i3-3250 2C 4T @ 3.50 GHz	1577
	Qualcomm Snapdragon 675 8C 8T @ 2.00 GHz	1574
	Intel Core i5-6260U 2C 4T @ 2.70 GHz	1573

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	Intel Celeron J3455 4C 4T @ 2.20 GHz	2255
	AMD Phenom II X2 521 2C 2T @ 3.50 GHz	2253
	AMD Athlon II X4 638 4C 4T @ 2.70 GHz	2248
	AMD Phenom II X4 840T 4C 4T @ 3.20 GHz	2246
	Intel Core i3-3225 2C 4T @ 3.30 GHz	2246
	Intel Core i3-3220 2C 4T @ 3.30 GHz	2246
	Intel Celeron N6211 2C 2T @ 2.40 GHz	2245

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Phenom II X6 1065T 6C 6T @ 3.40 GHz	85
	Intel Celeron 3955U 2C 2T @ 2.00 GHz	85
	Intel Celeron J4025 2C 2T @ 2.90 GHz	85
	AMD Phenom II X4 840T 4C 4T @ 3.20 GHz	84
	Intel Xeon E5450 4C 4T @ 3.00 GHz	84
	Intel Core i3-5020U 2C 4T @ 2.20 GHz	84
	Intel Core i3-6006U 2C 4T @ 2.00 GHz	84

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i3-4360T 2C 4T @ 3.20 GHz	326
	Intel Core i3-8130U 2C 4T @ 2.80 GHz	326
	Intel Core i5-4200H 2C 4T @ 2.80 GHz	325
	AMD Phenom II X4 840T 4C 4T @ 3.20 GHz	324
	AMD Phenom II X4 B97 4C 4T @ 3.20 GHz	324
	AMD Phenom II X4 955 4C 4T @ 3.20 GHz	324
	AMD Phenom II X4 840 4C 4T @ 3.20 GHz	324

Benchmarks

Geekbench 5 (SC)
2,488 entries

Geekbench 5 (MC)
2,461 entries

PassMark CPU-Mark
2,391 entries

Cinebench R15 (SC)
1,106 entries

Cinebench R15 (MC)
1,101 entries

Geekbench 3 (SC)
942 entries

Geekbench 3 (MC)
938 entries

Cinebench R11.5 (SC)
825 entries

Cinebench R11.5 (MC)
836 entries

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