NVIDIA GeForce 840A vs GT 440

General info

Comparison of GeForce 840A and GeForce GT 440 architecture, market type and release date.
Place in performance rating
Value for money (0-100)
no data
Code name
Release date
17 March 2014
1 February 2011
Launch price (MSRP)
no data
Price now
no data

Technical specs

GeForce 840A and GeForce GT 440's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce 840A and GeForce GT 440's performance, but for precise assessment you have to consider its benchmark and gaming test results.
CUDA cores
no data
Core clock speed
1029 MHz
1620 MHz
Boost Clock
1124 MHz
no data
Transistor count
no data
585 million
Manufacturing process technology
28 nm
40 nm
Power consumption (TDP)
33 Watt
65 Watt
Maximum GPU temperature
no data
98 °C
Texture fill rate
13.0 billion/sec
Floating-point performance
863.2 gflops
311.04 gflops

Compatibility, dimensions and requirements

Information on GeForce 840A and GeForce GT 440 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Bus support
no data
PCI-E 2.0 x 16
PCIe 3.0 x8
PCIe 2.0 x16
no data
5.7" (14.5 cm)
no data
4.376" (11.1 cm)
Supplementary power connectors
no data


Parameters of memory installed on GeForce 840A and GeForce GT 440: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
Maximum RAM amount
2 GB
512 MB GDDR5 or 1 GB
Standard memory config per GPU
no data
1 GB GDDR5 or 2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2002 MHz
1600 MHz (GDDR5) or 900 MHz (DDR3)
Memory bandwidth
16.02 GB/s
28.8 (DDR3) – 51.2 (GDDR5)

Video outputs and ports

Types and number of video connectors present on GeForce 840A and GeForce GT 440. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
Display Connectors
no data
Multi monitor support
no data
Maximum VGA resolution
no data
Audio input for HDMI
no data


Technological solutions and APIs supported by GeForce 840A and GeForce GT 440. You'll probably need this information if you need some particular technology for your purposes.
3D Vision

API support

APIs supported by GeForce 840A and GeForce GT 440, sometimes including their particular versions.
12 (11_0)
12 (11_0)

Benchmark performance

Non-gaming benchmarks performance of GeForce 840A and GeForce GT 440. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

GeForce 840A 5.24 +43.2%
GT 440 3.66


GeForce 840A 1136 +43.3%
GT 440 793

Rendering quality tests

GFXBench render quality
4541 +0%
4541 +0%
GFXBench high precision render quality
4541 +0%
4541 +0%

Mining hashrates

Cryptocurrency mining performance of GeForce 840A and GeForce GT 440. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
no data
20 Mh/s

Gaming performance

Let's see how good GeForce 840A and GeForce GT 440 are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of NVIDIA GeForce 840A

43.2% faster in synthetic tests
Much newer (17 March 2014 vs 1 February 2011)
More pipelines (384 vs 96)
Finer manufacturing process technology (28 vs 40 nm)
Less power hungry (33 vs 65 watts)

Advantages of NVIDIA GeForce GT 440

Wider memory bus (128 vs 64 bit)
Higher memory bandwidth (28.8 vs 16.02 GB/s)
CUDA (Compute Unified Device Architecture - an API for video card computing power usage in tasks different from 3D graphics processing. Can be used for physics simulation for instance)
3D Vision
PhysX (hardware acceleration of physical simulation engine named PhysX)
DirectX 12
3D Vision Surround

So, 840A or GT 440?

Judging by the results of synthetic and gaming tests, Technical City recommends NVIDIA GeForce 840A.
Should you still have questions on choice between GeForce 840A and GeForce GT 440, ask them in Comments section, and we shall answer.

Cast your vote

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NVIDIA GeForce 840A
NVIDIA GeForce GT 440

User rating

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Advices and comments

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