Asus HD 7770 Vs Palit GeForce GTX 660 OC: What Is The Difference?

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Asus HD 7770

42points

Palit GeForce GTX 660 OC

Comparison winner

vsvs

58 facts in comparison

Asus HD 7770 vs Palit GeForce GTX 660 OCAsus HD 7770Palit GeForce GTX 660 OC

Why is Asus HD 7770 better than GTX 660 OC?

60W lower TDP?80Wvs140W
0.1 newer version of OpenCL?1.2vs1.1
Has Double Precision Floating Point (DPFP)?
2 more displays supported?6vs4

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Why is GTX 660 OC better than Asus HD 7770?

0.65 TFLOPS higher floating-point performance?1.93 TFLOPSvs1.28 TFLOPS
1GB more VRAM?2GBvs1GB
4.1 GPixel/s higher pixel rate?20.1 GPixel/svs16 GPixel/s
402 MHz faster memory clock speed?1527 MHzvs1125 MHz
40.5 GTexels/s higher texture rate?80.5 GTexels/svs40 GTexels/s
1608 MHz higher effective memory clock speed?6108 MHzvs4500 MHz
75 GB/s more memory bandwidth?147 GB/svs72 GB/s
64-bit wider memory bus width?192-bitvs128-bit

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Performance

GPU clock speed

1000 MHz

1006 MHz

The clock speed of the graphics processing unit (GPU).GPU turbo

Unknown. Help us by suggesting a value. (Asus HD 7770)

1072 MHz

When the GPU is running below its limitations, it can boost to a higher clock speed in order to give increased performance.pixel rate

16 GPixel/s

20.1 GPixel/s

The number of pixels that can be rendered to the screen every second.floating-point performance

1.28 TFLOPS

1.93 TFLOPS

Floating-point performance is a measurement of the raw processing power of the GPU.texture rate

40 GTexels/s

80.5 GTexels/s

The number of textured pixels that can be rendered to the screen every second.GPU memory speed

1125 MHz

1527 MHz

The memory clock speed is one aspect that determines the memory bandwidth.shading units

640

960

Shading units (or stream processors) are small processors within the graphics card that are responsible for processing different aspects of the image.texture mapping units (TMUs)

TMUs take textures and map them to the geometry of a 3D scene. More TMUs will typically mean that texture information is processed faster.render output units (ROPs)

The ROPs are responsible for some of the final steps of the rendering process, writing the final pixel data to memory and carrying out other tasks such as anti-aliasing to improve the look of graphics.+ Show more +

Memory

effective memory speed

4500 MHz

6108 MHz

The effective memory clock speed is calculated from the size and data rate of the memory. Higher clock speeds can give increased performance in games and other apps.maximum memory bandwidth

72 GB/s

147 GB/s

This is the maximum rate that data can be read from or stored into memory.VRAM

1GB

2GB

VRAM (video RAM) is the dedicated memory of a graphics card. More VRAM generally allows you to run games at higher settings, especially for things like texture resolution.GDDR version

GDDR5

Newer versions of GDDR memory offer improvements such as higher transfer rates that give increased performance.memory bus width

128-bit

192-bit

A wider bus width means that it can carry more data per cycle. It is an important factor of memory performance, and therefore the general performance of the graphics card.Supports ECC memory

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

Error-correcting code memory can detect and correct data corruption. It is used when is it essential to avoid corruption, such as scientific computing or when running a server.

Features

DirectX version

DirectX 11

DirectX is used in video games, with newer versions supporting better graphics and features. The latest version is DirectX 12 Ultimate, which includes support for ray tracing, mesh shaders, and variable rate shading (VRS).OpenGL version

4.2

4.3

OpenGL is used in games, with newer versions supporting better graphics.OpenCL version

1.2

1.1

Some apps use OpenCL to apply the power of the graphics processing unit (GPU) for non-graphical computing. Newer versions introduce more functionality and better performance.Supports multi-display technology✔Asus HD 7770✔GTX 660 OCThe graphics card supports multi-display technology. This allows you to configure multiple monitors in order to create a more immersive gaming experience, such as having a wider field of view.load GPU temperature

Unknown. Help us by suggesting a value. (Asus HD 7770)

72 °C

A lower load temperature means that the card produces less heat and its cooling system performs better.supports ray tracing

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

Ray tracing is an advanced light rendering technique that provides more realistic lighting, shadows, and reflections in games. Supports 3D✔Asus HD 7770✔GTX 660 OCAllows you to view in 3D (if you have a 3D display and glasses).supports DLSS

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

DLSS (Deep Learning Super Sampling) is an upscaling technology powered by AI. It allows the graphics card to render games at a lower resolution and upscale them to a higher resolution with near-native visual quality and increased performance. DLSS is only available on Nvidia GPUs.has FSR4

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

AMD's FSR4 is an upscaling technology powered by AI. It allows the graphics card to render games at a lower resolution and upscale them to a higher resolution with near-native visual quality and increased performance. FSR4 relies on specific hardware and is only available on select AMD GPUs.+ Show more +

Ports

has an HDMI output✔Asus HD 7770✔GTX 660 OCYou can output high definition video and audio to a display. This could be through an HDMI port, Mini HDMI port, or a USB-C port that supports HDMI.HDMI ports

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.HDMI version

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

Newer versions of HDMI support higher bandwidth, which allows for higher resolutions and frame rates.DisplayPort outputs

Allows you to connect to a display using DisplayPort.USB-C ports

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

With more USB-C ports, you are able to connect more devices/peripherals.DVI outputs

Allows you to connect to a display using DVI.mini DisplayPort outputs

Allows you to connect to a display using mini-DisplayPort.

General info

GPU architecture

Unknown. Help us by suggesting a value. (Asus HD 7770)

KeplerPalit GeForce GTX 660 OC

The name of the GPU architecture.release date

13 years ago08/13/2012Asus HD 7770

13 years ago09/06/2012Palit GeForce GTX 660 OC

The date the product first became available for purchase.Thermal Design Power (TDP)

80W

140W

The thermal design power (TDP) is the maximum amount of power the cooling system needs to dissipate. A lower TDP typically means that it consumes less power.PCI Express (PCIe) version

Peripheral Component Interconnect Express (PCIe) is a high-speed interface standard for connecting components, such as graphics cards and SSDs, to a motherboard. Newer versions can support more bandwidth and deliver better performance.semiconductor size

28 nm

Small semiconductors provide better performance and reduced power consumption. Chipsets with a higher number of transistors, semiconductor components of electronic devices, offer more computational power. A small form factor allows more transistors to fit on a chip, therefore increasing its performance.number of transistors

1500 million

2540 million

A higher transistor count generally indicates a newer, more powerful processor.warranty period

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction. Note: This may vary by region.Has air-water cooling

Unknown. Help us by suggesting a value. (Asus HD 7770)

Unknown. Help us by suggesting a value. (Palit GeForce GTX 660 OC)

The graphics card uses a combination of water and air to reduce the temperature of the card. This allows it to be overclocked more, increasing performance.width

191 mm

173 mm

The width represents the horizontal dimension of the product.+ Show more +