AMD Radeon 540 vs ATI Radeon X800 GT AGP

VS

AMD Radeon 540

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 1024MB VRAM AMD Radeon 540 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 540 's Advantages

Released 9 years and 5 months late

More VRAM (1024GB vs 256GB)

384 additional rendering cores

ATI Radeon X800 GT AGP 's Advantages

Larger VRAM bandwidth (31.55GB/s vs 24.00GB/s)

Lower TDP (40W vs 50W)

Score

AMD Radeon 540

VS

Radeon X800 GT AGP

Graphics Card

Apr 2017

Release Date

Nov 2007

Polaris

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

AGP 8x

Clock Speeds

-

1500 MHz

Memory Clock

493 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

32bit

Memory Bus

256bit

24.00GB/s

Bandwidth

31.55GB/s

Render Config

6

Compute Units

-

384

Shading Units

-

24

TMUs

8

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

3.784 GPixel/s

28.39 GTexel/s

Texture Rate

3.784 GTexel/s

908.5 GFLOPS

FP16 (half)

-

908.5 GFLOPS

FP32 (float)

-

56.78 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

40W

250 W

Suggested PSU

200 W

2x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

1x Molex

Graphics Processor

Lexa

GPU Name

R420

Lexa PRO (215-0904018)

GPU Variant

R420 GT (215RAACGA12F)

GCN 4.0

Architecture

R400

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

130 nm

2.2 billion

Transistors

0.16 billion

103 mm²

Die Size

281 mm²

Graphics Features

12 (12_0)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

-

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