NVIDIA GeForce GTX 660 Ti vs AMD Radeon R9 290X2

VS

NVIDIA GeForce GTX 660 Ti AMD Radeon R9 290X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 4GB VRAM Radeon R9 290X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages

Boost Clock980MHz

Lower TDP (150W vs 580W)

AMD Radeon R9 290X2 's Advantages

Released 1 years and 10 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 144.2GB/s)

1472 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti

2.634 TFLOPS

Radeon R9 290X2 +113%

5.632 TFLOPS

GeForce GTX 660 Ti

VS

Radeon R9 290X2

Graphics Card

Aug 2012

Release Date

Jun 2014

GeForce 600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

512bit

144.2GB/s

Bandwidth

345.6GB/s

Render Config

-

SM Count

-

Compute Units

44

1344

Shading Units

2816

112

TMUs

176

24

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

1024 KB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

64.00 GPixel/s

109.8 GTexel/s

Texture Rate

176.0 GTexel/s

-

FP16 (half)

-

2.634 TFLOPS

FP32 (float)

5.632 TFLOPS

109.8 GFLOPS

FP64 (double)

704.0 GFLOPS

Graphics Processor

GK104

GPU Name

Hawaii

GK104-300-KD-A2

GPU Variant

Hawaii XT (215-0852000)

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

6.2 billion

294 mm²

Die Size

438 mm²

Board Design

150W

TDP

580W

450 W

Suggested PSU

950 W

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

Outputs

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

2x 6-pin

Power Connectors

4x 8-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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