ATI Radeon HD 4870 X2 vs ATI FirePro V3750

VS

ATI Radeon HD 4870 X2

ATI FirePro V3750

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 256MB VRAM FirePro V3750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 22.40GB/s)

480 additional rendering cores

ATI FirePro V3750 's Advantages

Lower TDP (48W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2 +240%

1.2 TFLOPS

FirePro V3750

0.352 TFLOPS

Radeon HD 4870 X2

VS

FirePro V3750

Graphics Card

Aug 2008

Release Date

Sep 2008

Radeon R700

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

22.40GB/s

Render Config

10

Compute Units

4

-

800

Shading Units

320

40

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

4.400 GPixel/s

30.00 GTexel/s

Texture Rate

17.60 GTexel/s

-

1200 GFLOPS

FP32 (float)

352.0 GFLOPS

240.0 GFLOPS

FP64 (double)

-

Board Design

286W

TDP

48W

600 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 2x DisplayPort 1.0

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

R700

GPU Name

RV730

R700 XT (215-0669045)

GPU Variant

RV730 PRO (215-0719056)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.514 billion

256 mm²

Die Size

146 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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