AMD Radeon R9 270 1024SP vs ATI Radeon X800 GTO AGP

VS

AMD Radeon R9 270 1024SP ATI Radeon X800 GTO AGP

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP 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 R9 270 1024SP 's Advantages

Released 7 years and 4 months late

Boost Clock925MHz

Larger VRAM bandwidth (153.6GB/s vs 31.36GB/s)

1024 additional rendering cores

ATI Radeon X800 GTO AGP 's Advantages

Lower TDP (49W vs 150W)

Score

Radeon R9 270 1024SP

VS

Radeon X800 GTO AGP

Graphics Card

Mar 2015

Release Date

Nov 2007

Volcanic Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1200 MHz

Memory Clock

490 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

31.36GB/s

Render Config

-

SM Count

-

16

Compute Units

-

1024

Shading Units

-

64

TMUs

12

32

ROPs

12

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

4.800 GPixel/s

59.20 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

1.894 TFLOPS

FP32 (float)

-

118.4 GFLOPS

FP64 (double)

-

Graphics Processor

Pitcairn

GPU Name

R420

Pitcairn PRO (215-0828062)

GPU Variant

R420 GTO

GCN 1.0

Architecture

R400

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

2.8 billion

Transistors

0.16 billion

212 mm²

Die Size

281 mm²

Board Design

150W

TDP

49W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

1x Molex

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

-

CUDA

-

5.1

Shader Model

-

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