NVIDIA GeForce GTX 660 Ti vs NVIDIA A2

VS

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages

64 additional rendering cores

NVIDIA A2 's Advantages

Released 9 years and 3 months late

Boost Clock has increased by 81% (1770MHz vs 980MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (200.1GB/s vs 144.2GB/s)

Lower TDP (60W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

A2 +72%

4.531 TFLOPS

GeForce GTX 660 Ti

VS

A2

Graphics Card

Aug 2012

Release Date

Nov 2021

GeForce 600

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

915 MHz

Base Clock

1440 MHz

980 MHz

Boost Clock

1770 MHz

1502 MHz

Memory Clock

1563 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

128bit

144.2GB/s

Bandwidth

200.1GB/s

Render Config

-

SM Count

10

-

Compute Units

-

1344

Shading Units

1280

112

TMUs

40

24

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

2 MB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

56.64 GPixel/s

109.8 GTexel/s

Texture Rate

70.80 GTexel/s

-

FP16 (half)

4.531 TFLOPS

2.634 TFLOPS

FP32 (float)

4.531 TFLOPS

109.8 GFLOPS

FP64 (double)

70.80 GFLOPS

Graphics Processor

GK104

GPU Name

GA107

GK104-300-KD-A2

GPU Variant

-

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

3.54 billion

Transistors

Unknown

294 mm²

Die Size

Unknown

Board Design

150W

TDP

60W

450 W

Suggested PSU

250 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

8.6

5.1

Shader Model

6.6

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