AMD Radeon Sky 700 vs ATI Radeon X1950 XTX Uber Edition

VS

AMD Radeon Sky 700

ATI Radeon X1950 XTX Uber Edition

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 512MB VRAM Radeon X1950 XTX Uber Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

Released 6 years and 2 months late

More VRAM (6GB vs 512GB)

Larger VRAM bandwidth (264.0GB/s vs 67.20GB/s)

1792 additional rendering cores

ATI Radeon X1950 XTX Uber Edition 's Advantages

Lower TDP (125W vs 225W)

Score

Radeon Sky 700

VS

Radeon X1950 XTX Uber Edition

Graphics Card

Mar 2013

Release Date

Jan 2007

Radeon Sky

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1050 MHz

Memory

6GB

Memory Size

512MB

GDDR5

Memory Type

GDDR4

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

67.20GB/s

Render Config

28

Compute Units

-

1792

Shading Units

-

112

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

10.72 GPixel/s

100.8 GTexel/s

Texture Rate

10.72 GTexel/s

-

3.226 TFLOPS

FP32 (float)

-

806.4 GFLOPS

FP64 (double)

-

Board Design

225W

TDP

125W

550 W

Suggested PSU

300 W

1x DisplayPort 1.2

Outputs

1x DVI 1x VHDCI

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

R580+

Tahiti PRO GL

GPU Variant

R580+ XT (215BAABKA31FG)

GCN 1.0

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

4.313 billion

Transistors

0.384 billion

352 mm²

Die Size

352 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

3.0

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