ATI Radeon HD 4770 vs ATI FireMV 2250

VS

ATI Radeon HD 4770

ATI FireMV 2250

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 256MB VRAM FireMV 2250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4770 's Advantages

Released 2 years and 3 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (51.20GB/s vs 12.80GB/s)

640 additional rendering cores

ATI FireMV 2250 's Advantages

Lower TDP (32W vs 80W)

Score

Radeon HD 4770

VS

FireMV 2250

Graphics Card

Apr 2009

Release Date

Jan 2007

Radeon R700

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

51.20GB/s

Bandwidth

12.80GB/s

Render Config

8

Compute Units

-

640

Shading Units

-

32

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

2.400 GPixel/s

24.00 GTexel/s

Texture Rate

2.400 GTexel/s

-

960.0 GFLOPS

FP32 (float)

-

192.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

32W

250 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x S-Video 1x DMS-59

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

RV516

RV740 XT (215-0727019)

GPU Variant

-

TeraScale

Architecture

R500

TSMC

Foundry

UMC

40 nm

Process Size

80 nm

0.826 billion

Transistors

0.107 billion

137 mm²

Die Size

100 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0c (9_3)

3.3

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

3.0

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