NVIDIA GeForce RTX 4070 AD103 vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA GeForce RTX 4070 AD103 NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 AD103 and 2GB VRAM GeForce GTX 660 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 AD103 's Advantages

Released 9 years and 6 months late

Boost Clock has increased by 140% (2475MHz vs 1032MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (504.2GB/s vs 144.2GB/s)

4928 additional rendering cores

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Lower TDP (140W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 AD103 +1371%

29.15 TFLOPS

GeForce GTX 660 Rev. 2

1.981 TFLOPS

GeForce RTX 4070 AD103

VS

GeForce GTX 660 Rev. 2

Graphics Card

Mar 2024

Release Date

Sep 2014

GeForce 40

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1920 MHz

Base Clock

980 MHz

2475 MHz

Boost Clock

1032 MHz

1313 MHz

Memory Clock

1502 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

192bit

504.2GB/s

Bandwidth

144.2GB/s

Render Config

46

SM Count

-

Compute Units

-

5888

Shading Units

960

184

TMUs

80

64

ROPs

24

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

36 MB

L2 Cache

384 KB

Theoretical Performance

158.4 GPixel/s

Pixel Rate

20.64 GPixel/s

455.4 GTexel/s

Texture Rate

82.56 GTexel/s

29.15 TFLOPS

FP16 (half)

-

29.15 TFLOPS

FP32 (float)

1.981 TFLOPS

455.4 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

AD103

GPU Name

GK104

AD103-175-K1-A1

GPU Variant

-

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

45.9 billion

Transistors

3.54 billion

379 mm²

Die Size

294 mm²

Board Design

200W

TDP

140W

550 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

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

8.9

CUDA

3.0

6.7

Shader Model

5.1

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