ATI Radeon HD 4860 vs ATI Radeon X800 GT AGP

VS

ATI Radeon HD 4860

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4860 and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4860 's Advantages

Released 1 years and 10 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 31.55GB/s)

640 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 130W)

Score

Radeon HD 4860

VS

Radeon X800 GT AGP

Graphics Card

Sep 2009

Release Date

Nov 2007

Radeon R700

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

750 MHz

Memory Clock

493 MHz

Memory

512MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

96.00GB/s

Bandwidth

31.55GB/s

Render Config

8

Compute Units

-

640

Shading Units

-

32

TMUs

8

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

3.784 GPixel/s

22.40 GTexel/s

Texture Rate

3.784 GTexel/s

-

896.0 GFLOPS

FP32 (float)

-

179.2 GFLOPS

FP64 (double)

-

Board Design

130W

TDP

40W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

1x Molex

Graphics Processor

RV790

GPU Name

R420

RV790 GT

GPU Variant

R420 GT (215RAACGA12F)

TeraScale

Architecture

R400

TSMC

Foundry

TSMC

55 nm

Process Size

130 nm

0.959 billion

Transistors

0.16 billion

282 mm²

Die Size

281 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0b (9_2)

3.3

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

-

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