ATI Radeon X1950 PRO DUAL vs AMD Radeon HD 7870 XT

VS

ATI Radeon X1950 PRO DUAL

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 PRO DUAL and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 PRO DUAL 's Advantages

Lower TDP (130W vs 185W)

AMD Radeon HD 7870 XT 's Advantages

Released 5 years and 10 months late

Boost Clock975MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (192.0GB/s vs 44.16GB/s)

1536 additional rendering cores

Score

Radeon X1950 PRO DUAL

VS

Radeon HD 7870 XT

Graphics Card

Jan 2007

Release Date

Nov 2012

Radeon R500 PCIe

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

690 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

44.16GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

-

Shading Units

1536

12

TMUs

96

12

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

6.900 GPixel/s

Pixel Rate

31.20 GPixel/s

6.900 GTexel/s

Texture Rate

93.60 GTexel/s

-

FP32 (float)

2.995 TFLOPS

-

FP64 (double)

748.8 GFLOPS

Board Design

130W

TDP

185W

300 W

Suggested PSU

450 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 XT (215PADAKA12FG)

GPU Variant

Tahiti LE (215-0821122)

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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