NVIDIA GeForce GTX 490 vs ATI FirePro V7770

VS

NVIDIA GeForce GTX 490

ATI FirePro V7770

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 33.60GB/s)

ATI FirePro V7770 's Advantages

320 additional rendering cores

Lower TDP (76W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490 +16%

1.166 TFLOPS

FirePro V7770

1 TFLOPS

GeForce GTX 490

VS

FirePro V7770

Graphics Card

Unknown

Release Date

Jan 2012

GeForce 400

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

854 MHz

Memory Clock

1050 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR4

384bit

Memory Bus

128bit

164.0GB/s

Bandwidth

33.60GB/s

Render Config

-

Compute Units

10

15

SM Count

-

480

Shading Units

800

60

TMUs

40

48

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

128 KB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

5.000 GPixel/s

36.48 GTexel/s

Texture Rate

25.00 GTexel/s

-

1166 GFLOPS

FP32 (float)

1000 GFLOPS

145.8 GFLOPS

FP64 (double)

-

Board Design

365W

TDP

76W

750 W

Suggested PSU

250 W

3x DVI 1x mini-DisplayPort

Outputs

1x DVI

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GF100

GPU Name

RV770

GF100-375-A3

GPU Variant

RV770 XT (215-0669049)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.956 billion

529 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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