NVIDIA GeForce GTX 660 OEM vs AMD Radeon RX 480

VS

NVIDIA GeForce GTX 660 OEM AMD Radeon RX 480

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 8GB VRAM Radeon RX 480 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

Lower TDP (130W vs 150W)

AMD Radeon RX 480 's Advantages

Released 3 years and 10 months late

Boost Clock has increased by 43% (1266MHz vs 888MHz)

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 134.4GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM

2.046 TFLOPS

Radeon RX 480 +185%

5.834 TFLOPS

GeForce GTX 660 OEM

VS

Radeon RX 480

Graphics Card

Aug 2012

Release Date

Jun 2016

GeForce 600

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

823 MHz

Base Clock

1120 MHz

888 MHz

Boost Clock

1266 MHz

1400 MHz

Memory Clock

2000 MHz

Memory

1536MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

134.4GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

Compute Units

36

1152

Shading Units

2304

96

TMUs

144

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

2 MB

Theoretical Performance

21.31 GPixel/s

Pixel Rate

40.51 GPixel/s

85.25 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

2.046 TFLOPS

FP32 (float)

5.834 TFLOPS

85.25 GFLOPS

FP64 (double)

364.6 GFLOPS

Graphics Processor

GK104

GPU Name

Ellesmere

GK104-200-KD-A2

GPU Variant

Polaris 10 XT (215-0876184)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

3.54 billion

Transistors

5.7 billion

294 mm²

Die Size

232 mm²

Board Design

130W

TDP

150W

300 W

Suggested PSU

450 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 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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