ATI FirePro V4900 vs ATI Radeon HD 4750

VS

ATI FirePro V4900

ATI Radeon HD 4750

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V4900 and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V4900 's Advantages

Released 2 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 51.20GB/s)

Lower TDP (75W vs 100W)

ATI Radeon HD 4750 's Advantages

160 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V4900

0.768 TFLOPS

Radeon HD 4750 +21%

0.934 TFLOPS

FirePro V4900

VS

Radeon HD 4750

Graphics Card

Nov 2011

Release Date

Sep 2009

FirePro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

51.20GB/s

Render Config

6

Compute Units

8

-

480

Shading Units

640

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

11.68 GPixel/s

19.20 GTexel/s

Texture Rate

23.36 GTexel/s

-

768.0 GFLOPS

FP32 (float)

934.4 GFLOPS

-

FP64 (double)

186.9 GFLOPS

Board Design

75W

TDP

100W

250 W

Suggested PSU

300 W

1x DVI 2x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

RV740

Turks XT GL

GPU Variant

RV740 PRO

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.826 billion

118 mm²

Die Size

137 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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