ATI FirePro V7900 vs ATI Radeon HD 2600 XT

VS

ATI FirePro V7900

ATI Radeon HD 2600 XT

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 256MB VRAM ATI Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

Released 3 years and 11 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 22.40GB/s)

1160 additional rendering cores

ATI Radeon HD 2600 XT 's Advantages

Lower TDP (45W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 +866%

1.856 TFLOPS

ATI Radeon HD 2600 XT

0.192 TFLOPS

FirePro V7900

VS

ATI Radeon HD 2600 XT

Graphics Card

May 2011

Release Date

Jun 2007

FirePro

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

22.40GB/s

Render Config

20

Compute Units

3

-

1280

Shading Units

120

80

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

3.200 GPixel/s

58.00 GTexel/s

Texture Rate

6.400 GTexel/s

-

1.856 TFLOPS

FP32 (float)

192.0 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

45W

450 W

Suggested PSU

200 W

4x DisplayPort 1.2

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

RV630

Cayman PRO GL

GPU Variant

-

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.64 billion

Transistors

0.39 billion

389 mm²

Die Size

153 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

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