ATI Radeon X1600 vs NVIDIA GeForce GTX 660 OEM

VS

ATI Radeon X1600

NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1600 and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1600 's Advantages

Lower TDP (27W vs 130W)

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 12.80GB/s)

1152 additional rendering cores

Score

Radeon X1600

VS

GeForce GTX 660 OEM

Graphics Card

Jan 2007

Release Date

Aug 2012

Radeon R500 PCIe

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

823 MHz

-

Boost Clock

888 MHz

400 MHz

Memory Clock

1400 MHz

Memory

512MB

Memory Size

1536MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

192bit

12.80GB/s

Bandwidth

134.4GB/s

Render Config

-

Shading Units

1152

4

TMUs

96

4

ROPs

24

-

L1 Cache

16 KB (per SMX)

-

L2 Cache

384 KB

-

Theoretical Performance

2.540 GPixel/s

Pixel Rate

21.31 GPixel/s

2.540 GTexel/s

Texture Rate

85.25 GTexel/s

-

FP32 (float)

2.046 TFLOPS

-

FP64 (double)

85.25 GFLOPS

Board Design

27W

TDP

130W

200 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

GK104

-

GPU Variant

GK104-200-KD-A2

R500

Architecture

Kepler

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

3.54 billion

100 mm²

Die Size

294 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.1

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

Shader Model

5.1

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