NVIDIA GeForce GTX 555 OEM vs ATI FirePro V7900 SDI

VS

NVIDIA GeForce GTX 555 OEM

ATI FirePro V7900 SDI

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 2GB VRAM FirePro V7900 SDI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 91.87GB/s)

992 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 555 OEM

0.848 TFLOPS

FirePro V7900 SDI +118%

1.856 TFLOPS

GeForce GTX 555 OEM

VS

FirePro V7900 SDI

Graphics Card

May 2011

Release Date

May 2011

GeForce 500

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

20

6

SM Count

-

288

Shading Units

1280

48

TMUs

80

24

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

23.20 GPixel/s

35.33 GTexel/s

Texture Rate

58.00 GTexel/s

-

847.9 GFLOPS

FP32 (float)

1.856 TFLOPS

70.66 GFLOPS

FP64 (double)

464.0 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

4x SDI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF114

GPU Name

Cayman

GF114-200-KB-A1

GPU Variant

Cayman PRO GL

Fermi 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

2.64 billion

332 mm²

Die Size

389 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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