NVIDIA GeForce GTX 660 OEM vs Intel Arc Pro A40

VS

NVIDIA GeForce GTX 660 OEM

Intel Arc Pro A40

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 6GB VRAM Arc Pro A40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

128 additional rendering cores

Intel Arc Pro A40 's Advantages

Released 10 years late

Boost Clock has increased by 91% (1700MHz vs 888MHz)

More VRAM (6GB vs 1536GB)

Larger VRAM bandwidth (192.0GB/s vs 134.4GB/s)

Lower TDP (50W vs 130W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM

2.046 TFLOPS

Arc Pro A40 +70%

3.482 TFLOPS

GeForce GTX 660 OEM

VS

Arc Pro A40

Graphics Card

Aug 2012

Release Date

Aug 2022

GeForce 600

Generation

Alchemist

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

823 MHz

Base Clock

1500 MHz

888 MHz

Boost Clock

1700 MHz

1400 MHz

Memory Clock

2000 MHz

Memory

1536MB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

96bit

134.4GB/s

Bandwidth

192.0GB/s

Render Config

-

1152

Shading Units

1024

96

TMUs

64

24

ROPs

32

-

RT Cores

8

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

4 MB

-

Theoretical Performance

21.31 GPixel/s

Pixel Rate

54.40 GPixel/s

85.25 GTexel/s

Texture Rate

108.8 GTexel/s

-

FP16 (half)

6.963 TFLOPS

2.046 TFLOPS

FP32 (float)

3.482 TFLOPS

85.25 GFLOPS

FP64 (double)

870.4 GFLOPS

Board Design

130W

TDP

50W

300 W

Suggested PSU

250 W

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

Outputs

4x mini-DisplayPort 2.0

1x 6-pin

Power Connectors

None

Graphics Processor

GK104

GPU Name

DG2-128

GK104-200-KD-A2

GPU Variant

ACM-G11

Kepler

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

3.54 billion

Transistors

7.2 billion

294 mm²

Die Size

157 mm²

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

-

5.1

Shader Model

6.6

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