ATI FirePro V7800P vs NVIDIA GeForce GTX 660 Rev. 2

VS

ATI FirePro V7800P NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7800P 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 FirePro V7800P 's Advantages

480 additional rendering cores

Lower TDP (138W vs 140W)

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 3 years and 4 months late

Boost Clock1032MHz

Larger VRAM bandwidth (144.2GB/s vs 128.0GB/s)

Score

Benchmark

FP32 (float)

FirePro V7800P +1%

2.016 TFLOPS

GeForce GTX 660 Rev. 2

1.981 TFLOPS

FirePro V7800P

VS

GeForce GTX 660 Rev. 2

Graphics Card

May 2011

Release Date

Sep 2014

FirePro

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

1000 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

128.0GB/s

Bandwidth

144.2GB/s

Render Config

-

SM Count

-

18

Compute Units

-

1440

Shading Units

960

72

TMUs

80

32

ROPs

24

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

20.64 GPixel/s

50.40 GTexel/s

Texture Rate

82.56 GTexel/s

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

1.981 TFLOPS

403.2 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

Cypress

GPU Name

GK104

Cypress PRO GL

GPU Variant

-

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

3.54 billion

334 mm²

Die Size

294 mm²

Board Design

138W

TDP

140W

300 W

Suggested PSU

300 W

1x DisplayPort 1.1

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

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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