GeForce GT 140 OEM vs Radeon HD 7450A

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1158not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.06no data
ArchitectureTeraScale 2 (2009−2015)Tesla (2006−2010)
GPU code nameCaicosG94B
Market segmentLaptopDesktop
Release date5 January 2012 (12 years ago)10 March 2009 (15 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores16064
Core clock speed625 MHz650 MHz
Number of transistors370 million505 million
Manufacturing process technology40 nm55 nm
Power consumption (TDP)25 Watt105 Watt
Texture fill rate5.00020.80
Floating-point processing power0.2 TFLOPS0.208 TFLOPS
ROPs416
TMUs832

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfaceMXM-A (3.0)PCIe 2.0 x16
Lengthno data229 mm
Widthno data1-slot
Supplementary power connectorsno data1x 6-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR3GDDR3
Maximum RAM amount512 MB1 GB
Memory bus width64 Bit256 Bit
Memory clock speed800 MHz900 MHz
Memory bandwidth12.8 GB/s57.6 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputs2x DVI, 1x S-Video

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.2 (11_0)11.1 (10_0)
Shader Model5.04.0
OpenGL4.43.3
OpenCL1.21.1
VulkanN/AN/A
CUDA-1.1

Pros & cons summary


Recency 5 January 2012 10 March 2009
Maximum RAM amount 512 MB 1 GB
Chip lithography 40 nm 55 nm
Power consumption (TDP) 25 Watt 105 Watt

HD 7450A has an age advantage of 2 years, a 37.5% more advanced lithography process, and 320% lower power consumption.

GT 140 OEM, on the other hand, has a 100% higher maximum VRAM amount.

We couldn't decide between Radeon HD 7450A and GeForce GT 140 OEM. We've got no test results to judge.

Be aware that Radeon HD 7450A is a notebook card while GeForce GT 140 OEM is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 7450A
Radeon HD 7450A
NVIDIA GeForce GT 140 OEM
GeForce GT 140 OEM

Comparisons with similar GPUs

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Community ratings

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4.4 7 votes

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Questions & comments

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