NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA GeForce 9800 GX2

NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 2GB VRAM GeForce GTX 660 Rev. 2 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

Released 6 years and 6 months late

Boost Clock1032MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (144.2GB/s vs 64.00GB/s)

832 additional rendering cores

Lower TDP (140W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2

0.384 TFLOPS

GeForce GTX 660 Rev. 2 +415%

1.981 TFLOPS

GeForce 9800 GX2

VS

GeForce GTX 660 Rev. 2

Graphics Card

Mar 2008

Release Date

Sep 2014

GeForce 9

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

1000 MHz

Memory Clock

1502 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

192bit

64.00GB/s

Bandwidth

144.2GB/s

Render Config

-

16

SM Count

-

128

Shading Units

960

64

TMUs

80

16

ROPs

24

-

L1 Cache

16 KB (per SMX)

64 KB

L2 Cache

384 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

20.64 GPixel/s

38.40 GTexel/s

Texture Rate

82.56 GTexel/s

-

384.0 GFLOPS

FP32 (float)

1.981 TFLOPS

-

FP64 (double)

82.56 GFLOPS

Board Design

197W

TDP

140W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

GK104

G92-450-A2

GPU Variant

-

Tesla

Architecture

Kepler

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

3.54 billion

324 mm²

Die Size

294 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

CUDA

3.0

4.0

Shader Model

5.1

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