AMD FireStream 9270 vs NVIDIA GeForce GTX 660 Ti

VS

AMD FireStream 9270

NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 2GB VRAM GeForce GTX 660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Ti 's Advantages

Released 3 years and 9 months late

Boost Clock980MHz

Larger VRAM bandwidth (144.2GB/s vs 115.2GB/s)

544 additional rendering cores

Lower TDP (150W vs 160W)

Score

Benchmark

FP32 (float)

FireStream 9270

1.2 TFLOPS

GeForce GTX 660 Ti +119%

2.634 TFLOPS

FireStream 9270

VS

GeForce GTX 660 Ti

Graphics Card

Nov 2008

Release Date

Aug 2012

FireStream

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

900 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

115.2GB/s

Bandwidth

144.2GB/s

Render Config

10

Compute Units

-

800

Shading Units

1344

40

TMUs

112

16

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

27.44 GPixel/s

30.00 GTexel/s

Texture Rate

109.8 GTexel/s

-

1200 GFLOPS

FP32 (float)

2.634 TFLOPS

240.0 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

160W

TDP

150W

450 W

Suggested PSU

450 W

1x DVI

Outputs

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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV770

GPU Name

GK104

RV770 XT

GPU Variant

GK104-300-KD-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

3.54 billion

256 mm²

Die Size

294 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.1

Shader Model

5.1

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