NVIDIA GeForce GTX 660 Ti vs ATI Radeon X1950 GT AGP

VS

NVIDIA GeForce GTX 660 Ti

ATI Radeon X1950 GT AGP

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 256MB VRAM Radeon X1950 GT AGP 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 5 years and 6 months late

Boost Clock980MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (144.2GB/s vs 38.40GB/s)

1344 additional rendering cores

ATI Radeon X1950 GT AGP 's Advantages

Lower TDP (57W vs 150W)

Score

GeForce GTX 660 Ti

VS

Radeon X1950 GT AGP

Graphics Card

Aug 2012

Release Date

Feb 2007

GeForce 600

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

38.40GB/s

Render Config

-

1344

Shading Units

-

112

TMUs

12

24

ROPs

12

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

-

Theoretical Performance

27.44 GPixel/s

Pixel Rate

6.000 GPixel/s

109.8 GTexel/s

Texture Rate

6.000 GTexel/s

-

2.634 TFLOPS

FP32 (float)

-

109.8 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

57W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

2x Molex

Graphics Processor

GK104

GPU Name

RV570

GK104-300-KD-A2

GPU Variant

RV570 XL

Kepler

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

3.54 billion

Transistors

0.33 billion

294 mm²

Die Size

230 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

3.0

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