AMD Radeon HD 6870 vs ATI FirePro V7760

VS

AMD Radeon HD 6870

ATI FirePro V7760

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 1024MB VRAM FirePro V7760 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 27.20GB/s)

320 additional rendering cores

ATI FirePro V7760 's Advantages

Released 1 years and 3 months late

Lower TDP (76W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 +68%

2.016 TFLOPS

FirePro V7760

1.2 TFLOPS

Radeon HD 6870

VS

FirePro V7760

Graphics Card

Oct 2010

Release Date

Jan 2012

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

27.20GB/s

Render Config

14

Compute Units

10

-

1120

Shading Units

800

56

TMUs

40

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

6.000 GPixel/s

50.40 GTexel/s

Texture Rate

30.00 GTexel/s

-

2.016 TFLOPS

FP32 (float)

1200 GFLOPS

-

Board Design

151W

TDP

76W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Barts

GPU Name

RV770

Barts XT (215-0798000)

GPU Variant

RV770 XT (215-0669049)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.956 billion

255 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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