AMD Radeon HD 8870 OEM vs ATI Radeon X1950 PRO DUAL

VS

AMD Radeon HD 8870 OEM

ATI Radeon X1950 PRO DUAL

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM 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 8870 OEM 's Advantages

Released 6 years late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 44.16GB/s)

1280 additional rendering cores

ATI Radeon X1950 PRO DUAL 's Advantages

Lower TDP (130W vs 175W)

Score

Radeon HD 8870 OEM

VS

Radeon X1950 PRO DUAL

Graphics Card

Jan 2013

Release Date

Jan 2007

Sea Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

690 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

44.16GB/s

Render Config

20

Compute Units

-

1280

Shading Units

-

80

TMUs

12

32

ROPs

12

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

6.900 GPixel/s

80.00 GTexel/s

Texture Rate

6.900 GTexel/s

-

2.560 TFLOPS

FP32 (float)

-

160.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

130W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Pitcairn

GPU Name

RV570

Pitcairn XT (215-0828047)

GPU Variant

RV570 XT (215PADAKA12FG)

GCN 1.0

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

2.8 billion

Transistors

0.33 billion

212 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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