ATI Radeon X1950 XTX Uber Edition vs AMD Radeon HD 7950 Mac Edition

VS

ATI Radeon X1950 XTX Uber Edition AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 3GB VRAM Radeon HD 7950 Mac Edition 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 200W)

AMD Radeon HD 7950 Mac Edition 's Advantages

Released 6 years and 2 months late

Larger VRAM bandwidth (240.0GB/s vs 67.20GB/s)

1792 additional rendering cores

Score

Radeon X1950 XTX Uber Edition

VS

Radeon HD 7950 Mac Edition

Graphics Card

Jan 2007

Release Date

Mar 2013

Radeon R500 PCIe

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

3GB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

384bit

67.20GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

Compute Units

28

-

Shading Units

1792

16

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

-

L2 Cache

768 KB

Theoretical Performance

10.72 GPixel/s

Pixel Rate

25.60 GPixel/s

10.72 GTexel/s

Texture Rate

89.60 GTexel/s

-

FP16 (half)

-

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Graphics Processor

R580+

GPU Name

Tahiti

R580+ XT (215BAABKA31FG)

GPU Variant

Tahiti PRO (215-0821056)

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

Board Design

125W

TDP

200W

300 W

Suggested PSU

550 W

1x DVI 1x VHDCI

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

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

-

CUDA

-

3.0

Shader Model

5.1

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