NVIDIA GeForce GTX 660 OEM vs ATI Radeon X1950 PRO DUAL

VS

NVIDIA GeForce GTX 660 OEM ATI Radeon X1950 PRO DUAL

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 512MB VRAM Radeon X1950 PRO DUAL to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

Released 5 years and 7 months late

Boost Clock888MHz

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 44.16GB/s)

1152 additional rendering cores

Score

GeForce GTX 660 OEM

VS

Radeon X1950 PRO DUAL

Graphics Card

Aug 2012

Release Date

Jan 2007

GeForce 600

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

823 MHz

Base Clock

-

888 MHz

Boost Clock

-

1400 MHz

Memory Clock

690 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

256bit

134.4GB/s

Bandwidth

44.16GB/s

Render Config

-

SM Count

-

Compute Units

-

1152

Shading Units

-

96

TMUs

12

24

ROPs

12

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

-

Theoretical Performance

21.31 GPixel/s

Pixel Rate

6.900 GPixel/s

85.25 GTexel/s

Texture Rate

6.900 GTexel/s

-

FP16 (half)

-

2.046 TFLOPS

FP32 (float)

-

85.25 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

RV570

GK104-200-KD-A2

GPU Variant

RV570 XT (215PADAKA12FG)

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

Board Design

130W

TDP

130W

300 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

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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