ATI FirePro V9800P vs ATI FirePro V7770

VS

ATI FirePro V9800P

ATI FirePro V7770

We compared two Desktop platform GPUs: 4GB VRAM FirePro V9800P and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V9800P 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (147.2GB/s vs 33.60GB/s)

800 additional rendering cores

ATI FirePro V7770 's Advantages

Released 1 years and 4 months late

Lower TDP (76W vs 225W)

Score

Benchmark

FP32 (float)

FirePro V9800P +172%

2.72 TFLOPS

FirePro V7770

1 TFLOPS

FirePro V9800P

VS

FirePro V7770

Graphics Card

Sep 2010

Release Date

Jan 2012

FirePro

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1150 MHz

Memory Clock

1050 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR4

256bit

Memory Bus

128bit

147.2GB/s

Bandwidth

33.60GB/s

Render Config

20

Compute Units

10

-

1600

Shading Units

800

80

TMUs

40

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

5.000 GPixel/s

68.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

2.720 TFLOPS

FP32 (float)

1000 GFLOPS

544.0 GFLOPS

FP64 (double)

-

Board Design

225W

TDP

76W

550 W

Suggested PSU

250 W

1x DisplayPort 1.1

Outputs

1x DVI

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Cypress

GPU Name

RV770

Cypress XT GL

GPU Variant

RV770 XT (215-0669049)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.154 billion

Transistors

0.956 billion

334 mm²

Die Size

256 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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