ATI FireGL V7600 vs NVIDIA GeForce GTX 660 Rev. 2

VS

ATI FireGL V7600

NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM FireGL V7600 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

ATI FireGL V7600 's Advantages

Lower TDP (127W vs 140W)

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 7 years and 1 months late

Boost Clock1032MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (144.2GB/s vs 51.20GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

FireGL V7600

0.384 TFLOPS

GeForce GTX 660 Rev. 2 +415%

1.981 TFLOPS

FireGL V7600

VS

GeForce GTX 660 Rev. 2

Graphics Card

Aug 2007

Release Date

Sep 2014

FireGL

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

800 MHz

Memory Clock

1502 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

192bit

51.20GB/s

Bandwidth

144.2GB/s

Render Config

4

Compute Units

-

320

Shading Units

960

16

TMUs

80

16

ROPs

24

-

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

20.64 GPixel/s

9.600 GTexel/s

Texture Rate

82.56 GTexel/s

-

384.0 GFLOPS

FP32 (float)

1.981 TFLOPS

-

FP64 (double)

82.56 GFLOPS

Board Design

127W

TDP

140W

300 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

R600

GPU Name

GK104

R600 GL

GPU Variant

-

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.72 billion

Transistors

3.54 billion

420 mm²

Die Size

294 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.0

Shader Model

5.1

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