ATI Radeon HD 4770 vs ATI Radeon X1950 PRO DUAL

VS

ATI Radeon HD 4770

ATI Radeon X1950 PRO DUAL

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 512MB VRAM Radeon X1950 PRO DUAL 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

Larger VRAM bandwidth (51.20GB/s vs 44.16GB/s)

640 additional rendering cores

Lower TDP (80W vs 130W)

Score

Radeon HD 4770

VS

Radeon X1950 PRO DUAL

Graphics Card

Apr 2009

Release Date

Jan 2007

Radeon R700

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

690 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

51.20GB/s

Bandwidth

44.16GB/s

Render Config

8

Compute Units

-

640

Shading Units

-

32

TMUs

12

16

ROPs

12

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

6.900 GPixel/s

24.00 GTexel/s

Texture Rate

6.900 GTexel/s

-

960.0 GFLOPS

FP32 (float)

-

192.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

130W

250 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV740

GPU Name

RV570

RV740 XT (215-0727019)

GPU Variant

RV570 XT (215PADAKA12FG)

TeraScale

Architecture

R500

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.826 billion

Transistors

0.33 billion

137 mm²

Die Size

230 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0c (9_3)

3.3

OpenGL

2.1 (full) 3.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

3.0

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