AMD Radeon R9 280 vs ATI Radeon X800 GT AGP

VS

AMD Radeon R9 280

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280 's Advantages

Released 6 years and 4 months late

Boost Clock933MHz

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (240.0GB/s vs 31.55GB/s)

1792 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Lower TDP (40W vs 200W)

Score

Radeon R9 280

VS

Radeon X800 GT AGP

Graphics Card

Mar 2014

Release Date

Nov 2007

Volcanic Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

827 MHz

Base Clock

-

933 MHz

Boost Clock

-

1250 MHz

Memory Clock

493 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

31.55GB/s

Render Config

28

Compute Units

-

1792

Shading Units

-

112

TMUs

8

32

ROPs

8

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

29.86 GPixel/s

Pixel Rate

3.784 GPixel/s

104.5 GTexel/s

Texture Rate

3.784 GTexel/s

-

3.344 TFLOPS

FP32 (float)

-

836.0 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

40W

550 W

Suggested PSU

200 W

1x DVI 2x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x Molex

Graphics Processor

Tahiti

GPU Name

R420

Tahiti PRO3 (215-0821330)

GPU Variant

R420 GT (215RAACGA12F)

GCN 1.0

Architecture

R400

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

4.313 billion

Transistors

0.16 billion

352 mm²

Die Size

281 mm²

Graphics Features

12 (11_1)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

-

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