NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon R9 FURY

VS

NVIDIA GeForce GTX 660 Rev. 2

AMD Radeon R9 FURY

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 4GB VRAM Radeon R9 FURY to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Boost Clock1032MHz

Lower TDP (140W vs 275W)

AMD Radeon R9 FURY 's Advantages

Released 10 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 144.2GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Rev. 2

1.981 TFLOPS

Radeon R9 FURY +261%

7.168 TFLOPS

GeForce GTX 660 Rev. 2

VS

Radeon R9 FURY

Graphics Card

Sep 2014

Release Date

Jul 2015

GeForce 600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

-

1032 MHz

Boost Clock

-

1502 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM

192bit

Memory Bus

4096bit

144.2GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

56

-

960

Shading Units

3584

80

TMUs

224

24

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

64.00 GPixel/s

82.56 GTexel/s

Texture Rate

224.0 GTexel/s

-

FP16 (half)

7.168 TFLOPS

1.981 TFLOPS

FP32 (float)

7.168 TFLOPS

82.56 GFLOPS

FP64 (double)

448.0 GFLOPS

Board Design

140W

TDP

275W

300 W

Suggested PSU

600 W

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

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GK104

GPU Name

Fiji

-

GPU Variant

Fiji PRO CB (215-0862046)

Kepler

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

8.9 billion

294 mm²

Die Size

596 mm²

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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