ATI Radeon HD 3750 vs ATI FirePro V7900

VS

ATI Radeon HD 3750

ATI FirePro V7900

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3750 and 2GB VRAM FirePro V7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3750 's Advantages

Lower TDP (65W vs 150W)

ATI FirePro V7900 's Advantages

Released 2 years and 8 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 22.18GB/s)

1160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3750

0.191 TFLOPS

FirePro V7900 +871%

1.856 TFLOPS

Radeon HD 3750

VS

FirePro V7900

Graphics Card

Sep 2008

Release Date

May 2011

Radeon R600

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

693 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

22.18GB/s

Bandwidth

160.0GB/s

Render Config

3

Compute Units

20

-

120

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

3.184 GPixel/s

Pixel Rate

23.20 GPixel/s

6.368 GTexel/s

Texture Rate

58.00 GTexel/s

-

191.0 GFLOPS

FP32 (float)

1.856 TFLOPS

-

FP64 (double)

464.0 GFLOPS

Board Design

65W

TDP

150W

250 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

RV635

GPU Name

Cayman

RV635 PRO (215-0682008)

GPU Variant

Cayman PRO GL

TeraScale

Architecture

TeraScale 3

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.378 billion

Transistors

2.64 billion

135 mm²

Die Size

389 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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