NVIDIA GeForce GTX 660 vs AMD Radeon RX 470

VS

NVIDIA GeForce GTX 660

AMD Radeon RX 470

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 4GB VRAM Radeon RX 470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 's Advantages

Released 3 years and 11 months late

Boost Clock has increased by 17% (1206MHz vs 1032MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (211.2GB/s vs 144.2GB/s)

1088 additional rendering cores

Lower TDP (120W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

Radeon RX 470 +149%

4.94 TFLOPS

3DMark Time Spy

GeForce GTX 660

1308

Radeon RX 470 +181%

3678

GeForce GTX 660

VS

Radeon RX 470

Graphics Card

Sep 2012

Release Date

Aug 2016

GeForce 600

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

926 MHz

1032 MHz

Boost Clock

1206 MHz

1502 MHz

Memory Clock

1650 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

211.2GB/s

Render Config

-

Compute Units

32

-

960

Shading Units

2048

80

TMUs

128

24

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

38.59 GPixel/s

82.56 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

1.981 TFLOPS

FP32 (float)

4.940 TFLOPS

82.56 GFLOPS

FP64 (double)

308.7 GFLOPS

Board Design

140W

TDP

120W

300 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK106

GPU Name

Ellesmere

GK106-400-A1

GPU Variant

Polaris 10 PRO (215-0876204)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.54 billion

Transistors

5.7 billion

221 mm²

Die Size

232 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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