AMD Radeon HD 6770 vs ATI FirePro V7770

VS

AMD Radeon HD 6770

ATI FirePro V7770

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 33.60GB/s)

ATI FirePro V7770 's Advantages

Released 1 years late

Lower TDP (76W vs 108W)

Score

Benchmark

FP32 (float)

Radeon HD 6770 +36%

1.36 TFLOPS

FirePro V7770

1 TFLOPS

Radeon HD 6770

VS

FirePro V7770

Graphics Card

Jan 2011

Release Date

Jan 2012

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR4

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

33.60GB/s

Render Config

10

Compute Units

10

-

800

Shading Units

800

40

TMUs

40

16

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

5.000 GPixel/s

34.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

1360 GFLOPS

FP32 (float)

1000 GFLOPS

-

Board Design

108W

TDP

76W

300 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x DVI

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Juniper

GPU Name

RV770

Juniper XT (215-0754013)

GPU Variant

RV770 XT (215-0669049)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.04 billion

Transistors

0.956 billion

166 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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