AMD Radeon HD 6390 vs ATI Radeon X1950 XTX Uber Edition

VS

AMD Radeon HD 6390

ATI Radeon X1950 XTX Uber Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 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 HD 6390 's Advantages

Released 4 years and 6 months late

More VRAM (1024GB vs 512GB)

320 additional rendering cores

Lower TDP (39W vs 125W)

ATI Radeon X1950 XTX Uber Edition 's Advantages

Larger VRAM bandwidth (67.20GB/s vs 16.00GB/s)

Score

Radeon HD 6390

VS

Radeon X1950 XTX Uber Edition

Graphics Card

Jul 2011

Release Date

Jan 2007

Northern Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

512MB

DDR2

Memory Type

GDDR4

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

67.20GB/s

Render Config

4

Compute Units

-

320

Shading Units

-

16

TMUs

16

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

10.72 GPixel/s

8.800 GTexel/s

Texture Rate

10.72 GTexel/s

-

352.0 GFLOPS

FP32 (float)

-

Board Design

39W

TDP

125W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x VHDCI

None

Power Connectors

1x 6-pin

Graphics Processor

Redwood

GPU Name

R580+

Redwood LE

GPU Variant

R580+ XT (215BAABKA31FG)

TeraScale 2

Architecture

R500

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

0.627 billion

Transistors

0.384 billion

104 mm²

Die Size

352 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1 (full) 3.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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