NVIDIA GeForce GTX 660 vs NVIDIA GeForce RTX 4090 D

VS

NVIDIA GeForce GTX 660 NVIDIA GeForce RTX 4090 D

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 24GB VRAM GeForce RTX 4090 D to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages

Lower TDP (140W vs 425W)

NVIDIA GeForce RTX 4090 D 's Advantages

Released 11 years and 3 months late

Boost Clock has increased by 144% (2520MHz vs 1032MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (1008GB/s vs 144.2GB/s)

13632 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

GeForce RTX 4090 D +3612%

73.54 TFLOPS

3DMark Time Spy

GeForce GTX 660

1308

GeForce RTX 4090 D +2521%

34288

OctaneBench

GeForce GTX 660

27

GeForce RTX 4090 D +4677%

1290

GeForce GTX 660

VS

GeForce RTX 4090 D

Graphics Card

Sep 2012

Release Date

Dec 2023

GeForce 600

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

980 MHz

Base Clock

2280 MHz

1032 MHz

Boost Clock

2520 MHz

1502 MHz

Memory Clock

1313 MHz

Memory

2GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6X

192bit

Memory Bus

384bit

144.2GB/s

Bandwidth

1008GB/s

Render Config

-

SM Count

114

-

Compute Units

-

960

Shading Units

14592

80

TMUs

456

24

ROPs

176

-

Tensor Cores

456

-

RT Cores

114

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

72 MB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

443.5 GPixel/s

82.56 GTexel/s

Texture Rate

1149 GTexel/s

-

FP16 (half)

73.54 TFLOPS

1.981 TFLOPS

FP32 (float)

73.54 TFLOPS

82.56 GFLOPS

FP64 (double)

1149 GFLOPS

Graphics Processor

GK106

GPU Name

AD102

GK106-400-A1

GPU Variant

AD102-250-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.54 billion

Transistors

76.3 billion

221 mm²

Die Size

609 mm²

Board Design

140W

TDP

425W

300 W

Suggested PSU

800 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 16-pin

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

8.9

5.1

Shader Model

6.7

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