AMD Radeon HD 7660D vs NVIDIA GeForce GT 745A

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Combined performance score

GT 745A
3.17
+144%

GeForce GT 745A outperforms Radeon HD 7660D by 144% in our combined benchmark results.

General info

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

Place in performance ranking706987
Place by popularitynot in top-100not in top-100
Value for money0.060.03
ArchitectureKepler (2012−2018)Terascale 3 (2010−2013)
GPU code nameGK107Trinity
Market segmentDesktopDesktop
Release date26 August 2013 (10 years old)26 September 2012 (11 years old)
Launch price (MSRP)no data$122
Current price$530 $41 (0.3x MSRP)
Value for money

Performance to price ratio. The higher, the better.

GT 745A has 100% better value for money than HD 7660D.

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores384384
Core clock speed837 MHz633 MHz
Boost clock speed915 MHz800 MHz
Number of transistors1,270 million1,303 million
Manufacturing process technology28 nm32 nm
Power consumption (TDP)33 Watt100 Watt
Texture fill rate29.2819.20
Floating-point performance642.8 gflopsno data

Size and 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).

InterfacePCIe 3.0 x16IGP
WidthMXM ModuleIGP

Memory

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 typeDDR3System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed1800 MHzSystem Shared
Memory bandwidth28.8 GB/sno data
Shared memoryno data+

Video outputs and ports

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 outputsNo outputs

API support

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

DirectX12 (11_0)11.2 (11_0)
Shader Model5.15.0
OpenGL4.64.4
OpenCL1.21.2
Vulkan1.1.126N/A
CUDA3.0no data

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

GT 745A 3.17
+144%
HD 7660D 1.30

GeForce GT 745A outperforms Radeon HD 7660D by 144% in our combined benchmark results.


Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

GT 745A 1228
+144%
HD 7660D 504

GeForce GT 745A outperforms Radeon HD 7660D by 144% in Passmark.

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD40−45
+135%
17
−135%

Advantages and disadvantages


Performance score 3.17 1.30
Recency 26 August 2013 26 September 2012
Maximum RAM amount 2 GB System Shared
Chip lithography 28 nm 32 nm
Power consumption (TDP) 33 Watt 100 Watt

The GeForce GT 745A is our recommended choice as it beats the Radeon HD 7660D in performance tests.


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

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA GeForce GT 745A
GeForce GT 745A
AMD Radeon HD 7660D
Radeon HD 7660D

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User ratings: view and submit

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3.4 5 votes

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Questions and comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.