ATI Radeon HD 2600 XT Mac Edition vs ATI FirePro V7770

VS

ATI Radeon HD 2600 XT Mac Edition

ATI FirePro V7770

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 76W)

ATI FirePro V7770 's Advantages

Released 3 years and 11 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (33.60GB/s vs 25.60GB/s)

680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

FirePro V7770 +495%

1 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

FirePro V7770

Graphics Card

Feb 2008

Release Date

Jan 2012

Radeon R600

Generation

FirePro

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1050 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR4

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

33.60GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

800

8

TMUs

40

4

ROPs

8

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

5.000 GPixel/s

5.600 GTexel/s

Texture Rate

25.00 GTexel/s

-

168.0 GFLOPS

FP32 (float)

1000 GFLOPS

-

Board Design

45W

TDP

76W

200 W

Suggested PSU

250 W

2x DVI

Outputs

1x DVI

None

Power Connectors

1x 6-pin

Graphics Processor

RV630

GPU Name

RV770

-

GPU Variant

RV770 XT (215-0669049)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.39 billion

Transistors

0.956 billion

153 mm²

Die Size

256 mm²

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.0

Shader Model

4.1

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