ATI Radeon X1950 XTX Uber Edition vs AMD Radeon R9 390X

VS

ATI Radeon X1950 XTX Uber Edition

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 8GB VRAM Radeon R9 390X 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 275W)

AMD Radeon R9 390X 's Advantages

Released 8 years and 5 months late

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 67.20GB/s)

2816 additional rendering cores

Score

Radeon X1950 XTX Uber Edition

VS

Radeon R9 390X

Graphics Card

Jan 2007

Release Date

Jun 2015

Radeon R500 PCIe

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

8GB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

512bit

67.20GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

44

-

Shading Units

2816

16

TMUs

176

16

ROPs

64

-

L1 Cache

16 KB (per CU)

-

L2 Cache

1024 KB

-

Theoretical Performance

10.72 GPixel/s

Pixel Rate

67.20 GPixel/s

10.72 GTexel/s

Texture Rate

184.8 GTexel/s

-

FP32 (float)

5.914 TFLOPS

-

FP64 (double)

739.2 GFLOPS

Board Design

125W

TDP

275W

300 W

Suggested PSU

600 W

1x DVI 1x VHDCI

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

R580+

GPU Name

Grenada

R580+ XT (215BAABKA31FG)

GPU Variant

Grenada XT (215-0880004)

R500

Architecture

GCN 2.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.384 billion

Transistors

6.2 billion

352 mm²

Die Size

438 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (12_0)

2.1 (full) 3.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

3.0

Shader Model

6.3

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