ATI Radeon X1950 GT vs AMD Radeon HD 7950 Mac Edition

VS

ATI Radeon X1950 GT

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1950 GT 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 GT 's Advantages

Lower TDP (57W vs 200W)

AMD Radeon HD 7950 Mac Edition 's Advantages

Released 6 years and 2 months late

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (240.0GB/s vs 38.40GB/s)

1792 additional rendering cores

Score

Radeon X1950 GT

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

-

600 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

384bit

38.40GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

-

Shading Units

1792

12

TMUs

112

12

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

768 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

25.60 GPixel/s

6.000 GTexel/s

Texture Rate

89.60 GTexel/s

-

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Board Design

57W

TDP

200W

250 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV570

GPU Name

Tahiti

RV570 XL

GPU Variant

Tahiti PRO (215-0821056)

R500

Architecture

GCN 1.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.33 billion

Transistors

4.313 billion

230 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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