AMD Radeon HD 7720 OEM vs ATI Radeon X800 GTO

VS

AMD Radeon HD 7720 OEM

ATI Radeon X800 GTO

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7720 OEM and 128MB VRAM Radeon X800 GTO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7720 OEM 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (134.4GB/s vs 22.40GB/s)

800 additional rendering cores

ATI Radeon X800 GTO 's Advantages

Lower TDP (49W vs 150W)

Score

Radeon HD 7720 OEM

VS

Radeon X800 GTO

Graphics Card

Mar 2013

Release Date

Dec 2007

Southern Islands

Generation

Radeon R400 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

350 MHz

Memory

1024MB

Memory Size

128MB

GDDR5

Memory Type

DDR

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

22.40GB/s

Render Config

10

Compute Units

-

800

Shading Units

-

40

TMUs

12

32

ROPs

12

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

26.88 GPixel/s

Pixel Rate

4.800 GPixel/s

33.60 GTexel/s

Texture Rate

4.800 GTexel/s

-

1344 GFLOPS

FP32 (float)

-

Board Design

150W

TDP

49W

450 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

1x DVI 1x VGA 1x S-Video

-

Graphics Processor

Barts

GPU Name

R423

Barts LE (215-0798002)

GPU Variant

R423 GTO

TeraScale 2

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

1.7 billion

Transistors

0.16 billion

255 mm²

Die Size

289 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0b (9_2)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

-

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