AMD Radeon HD 7970 vs ATI Radeon X1950 PRO DUAL

VS

AMD Radeon HD 7970

ATI Radeon X1950 PRO DUAL

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

Main Differences

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 44.16GB/s)

2048 additional rendering cores

ATI Radeon X1950 PRO DUAL 's Advantages

Lower TDP (130W vs 250W)

Score

Radeon HD 7970

VS

Radeon X1950 PRO DUAL

Graphics Card

Dec 2011

Release Date

Jan 2007

Southern Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

690 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

44.16GB/s

Render Config

32

Compute Units

-

2048

Shading Units

-

128

TMUs

12

32

ROPs

12

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

6.900 GPixel/s

118.4 GTexel/s

Texture Rate

6.900 GTexel/s

-

3.789 TFLOPS

FP32 (float)

-

947.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

130W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

RV570

Tahiti XT (215-0821060)

GPU Variant

RV570 XT (215PADAKA12FG)

GCN 1.0

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

4.313 billion

Transistors

0.33 billion

352 mm²

Die Size

230 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

3.0

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