ATI Radeon HD 4890 vs ATI Radeon X1950 GT AGP

VS

ATI Radeon HD 4890

ATI Radeon X1950 GT AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 256MB VRAM Radeon X1950 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Released 2 years and 2 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (124.8GB/s vs 38.40GB/s)

800 additional rendering cores

ATI Radeon X1950 GT AGP 's Advantages

Lower TDP (57W vs 190W)

Score

Radeon HD 4890

VS

Radeon X1950 GT AGP

Graphics Card

Apr 2009

Release Date

Feb 2007

Radeon R700

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

975 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

124.8GB/s

Bandwidth

38.40GB/s

Render Config

10

Compute Units

-

800

Shading Units

-

40

TMUs

12

16

ROPs

12

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

6.000 GPixel/s

34.00 GTexel/s

Texture Rate

6.000 GTexel/s

-

1360 GFLOPS

FP32 (float)

-

272.0 GFLOPS

FP64 (double)

-

Board Design

190W

TDP

57W

450 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

2x Molex

Graphics Processor

RV790

GPU Name

RV570

RV790 XT (215-0758016)

GPU Variant

RV570 XL

TeraScale

Architecture

R500

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.959 billion

Transistors

0.33 billion

282 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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