ATI Radeon X1950 XTX Uber Edition vs AMD Radeon HD 7970

VS

ATI Radeon X1950 XTX Uber Edition

AMD Radeon HD 7970

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 XTX Uber Edition 's Advantages

Lower TDP (125W vs 250W)

AMD Radeon HD 7970 's Advantages

Released 4 years and 11 months late

More VRAM (3GB vs 512GB)

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

2048 additional rendering cores

Score

Radeon X1950 XTX Uber Edition

VS

Radeon HD 7970

Graphics Card

Jan 2007

Release Date

Dec 2011

Radeon R500 PCIe

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

3GB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

384bit

67.20GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

-

Shading Units

2048

16

TMUs

128

16

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

768 KB

-

Theoretical Performance

10.72 GPixel/s

Pixel Rate

29.60 GPixel/s

10.72 GTexel/s

Texture Rate

118.4 GTexel/s

-

FP32 (float)

3.789 TFLOPS

-

FP64 (double)

947.2 GFLOPS

Board Design

125W

TDP

250W

300 W

Suggested PSU

600 W

1x DVI 1x VHDCI

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

R580+

GPU Name

Tahiti

R580+ XT (215BAABKA31FG)

GPU Variant

Tahiti XT (215-0821060)

R500

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.384 billion

Transistors

4.313 billion

352 mm²

Die Size

352 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1 (full) 3.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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