ATI FirePro V3900 vs NVIDIA GeForce GTX 660 OEM

VS

ATI FirePro V3900

NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V3900 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 FirePro V3900 's Advantages

Lower TDP (50W vs 130W)

NVIDIA GeForce GTX 660 OEM 's Advantages

Released 6 months late

Boost Clock888MHz

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (134.4GB/s vs 28.80GB/s)

672 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V3900

0.624 TFLOPS

GeForce GTX 660 OEM +227%

2.046 TFLOPS

FirePro V3900

VS

GeForce GTX 660 OEM

Graphics Card

Feb 2012

Release Date

Aug 2012

FirePro

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

823 MHz

-

Boost Clock

888 MHz

900 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

1536MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

192bit

28.80GB/s

Bandwidth

134.4GB/s

Render Config

6

Compute Units

-

480

Shading Units

1152

24

TMUs

96

8

ROPs

24

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

21.31 GPixel/s

15.60 GTexel/s

Texture Rate

85.25 GTexel/s

-

624.0 GFLOPS

FP32 (float)

2.046 TFLOPS

-

FP64 (double)

85.25 GFLOPS

Board Design

50W

TDP

130W

250 W

Suggested PSU

300 W

1x DVI 1x DisplayPort 1.1

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

GK104

Turks GL

GPU Variant

GK104-200-KD-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

3.54 billion

118 mm²

Die Size

294 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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