ATI Radeon X1650 GTO vs AMD Radeon HD 7950 Mac Edition

VS

ATI Radeon X1650 GTO

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1650 GTO 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

AMD Radeon HD 7950 Mac Edition 's Advantages

Released 5 years and 3 months late

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (240.0GB/s vs 12.54GB/s)

1792 additional rendering cores

Score

Radeon X1650 GTO

VS

Radeon HD 7950 Mac Edition

Graphics Card

Dec 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

-

392 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

384bit

12.54GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

-

Shading Units

1792

4

TMUs

112

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

768 KB

-

Theoretical Performance

2.348 GPixel/s

Pixel Rate

25.60 GPixel/s

2.348 GTexel/s

Texture Rate

89.60 GTexel/s

-

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Board Design

Unknown

TDP

200W

200 W

Suggested PSU

550 W

1x HDMI 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

RV530

GPU Name

Tahiti

RV530 LE

GPU Variant

Tahiti PRO (215-0821056)

Ultra-Threaded SE

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.157 billion

Transistors

4.313 billion

150 mm²

Die Size

352 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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