NVIDIA GeForce GTX 660 OEM vs AMD Radeon R7 260

VS

NVIDIA GeForce GTX 660 OEM AMD Radeon R7 260

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 2GB VRAM Radeon R7 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

Boost Clock888MHz

Larger VRAM bandwidth (134.4GB/s vs 96.00GB/s)

384 additional rendering cores

AMD Radeon R7 260 's Advantages

Released 1 years and 4 months late

More VRAM (2GB vs 1GB)

Lower TDP (95W vs 130W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM +33%

2.046 TFLOPS

Radeon R7 260

1.536 TFLOPS

GeForce GTX 660 OEM

VS

Radeon R7 260

Graphics Card

Aug 2012

Release Date

Dec 2013

GeForce 600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

823 MHz

Base Clock

-

888 MHz

Boost Clock

-

1400 MHz

Memory Clock

1500 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

134.4GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

Compute Units

12

1152

Shading Units

768

96

TMUs

48

24

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

Theoretical Performance

21.31 GPixel/s

Pixel Rate

16.00 GPixel/s

85.25 GTexel/s

Texture Rate

48.00 GTexel/s

-

FP16 (half)

-

2.046 TFLOPS

FP32 (float)

1.536 TFLOPS

85.25 GFLOPS

FP64 (double)

96.00 GFLOPS

Graphics Processor

GK104

GPU Name

Bonaire

GK104-200-KD-A2

GPU Variant

Bonaire PRO

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.08 billion

294 mm²

Die Size

160 mm²

Board Design

130W

TDP

95W

300 W

Suggested PSU

250 W

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

Outputs

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

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

2.0

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.3

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