AMD Radeon 550X 640SP vs ATI Radeon X800 GTO AGP

VS

AMD Radeon 550X 640SP

ATI Radeon X800 GTO AGP

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 256MB VRAM Radeon X800 GTO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 10 years and 5 months late

Boost Clock1071MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (48.00GB/s vs 31.36GB/s)

640 additional rendering cores

ATI Radeon X800 GTO AGP 's Advantages

Lower TDP (49W vs 50W)

Score

Radeon 550X 640SP

VS

Radeon X800 GTO AGP

Graphics Card

Apr 2018

Release Date

Nov 2007

Polaris

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

AGP 8x

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

490 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

31.36GB/s

Render Config

10

Compute Units

-

640

Shading Units

-

40

TMUs

12

16

ROPs

12

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

4.800 GPixel/s

42.84 GTexel/s

Texture Rate

4.800 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

-

85.68 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

49W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0b 1x 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 GTO

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

1.2

Vulkan

N/A

-

6.4

Shader Model

-

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