NVIDIA A16 PCIe vs NVIDIA GeForce GTX 660

VS

We compared two Desktop platform GPUs: 16GB VRAM A16 PCIe and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A16 PCIe 's Advantages

Released 8 years and 7 months late

Boost Clock has increased by 64% (1695MHz vs 1032MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (231.9GB/s vs 144.2GB/s)

320 additional rendering cores

NVIDIA GeForce GTX 660 's Advantages

Lower TDP (140W vs 250W)

Score

Benchmark

FP32 (float)

A16 PCIe +119%

4.339 TFLOPS

GeForce GTX 660

1.981 TFLOPS

Blender

A16 PCIe +311%

510

GeForce GTX 660

124

A16 PCIe

VS

GeForce GTX 660

Graphics Card

Apr 2021

Release Date

Sep 2012

Tesla

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

885 MHz

Base Clock

980 MHz

1695 MHz

Boost Clock

1032 MHz

1812 MHz

Memory Clock

1502 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

192bit

231.9GB/s

Bandwidth

144.2GB/s

Render Config

10

SM Count

-

Compute Units

-

1280

Shading Units

960

40

TMUs

80

32

ROPs

24

40

Tensor Cores

-

10

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

384 KB

Theoretical Performance

54.24 GPixel/s

Pixel Rate

20.64 GPixel/s

67.80 GTexel/s

Texture Rate

82.56 GTexel/s

4.339 TFLOPS

FP16 (half)

-

4.339 TFLOPS

FP32 (float)

1.981 TFLOPS

135.6 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

GA107

GPU Name

GK106

-

GPU Variant

GK106-400-A1

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

2.54 billion

Unknown

Die Size

221 mm²

Board Design

250W

TDP

140W

600 W

Suggested PSU

300 W

No outputs

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

8-pin EPS

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.0

6.6

Shader Model

5.1

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