ATI FirePro V7900 SDI vs ATI Radeon HD 3450 PCI

VS

ATI FirePro V7900 SDI

ATI Radeon HD 3450 PCI

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

Released 3 years and 4 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 6.400GB/s)

1240 additional rendering cores

ATI Radeon HD 3450 PCI 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 SDI +3766%

1.856 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

FirePro V7900 SDI

VS

Radeon HD 3450 PCI

Graphics Card

May 2011

Release Date

Jan 2008

FirePro

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

1250 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

6.400GB/s

Render Config

20

Compute Units

2

-

1280

Shading Units

40

80

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.400 GPixel/s

58.00 GTexel/s

Texture Rate

2.400 GTexel/s

-

1.856 TFLOPS

FP32 (float)

48.00 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

4x SDI

Outputs

1x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

RV620

Cayman PRO GL

GPU Variant

RV620 LE

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.64 billion

Transistors

0.181 billion

389 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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