ATI Radeon X1600 vs AMD Radeon HD 6870 1600SP Edition

VS

ATI Radeon X1600

AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1600 and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1600 's Advantages

Lower TDP (27W vs 175W)

AMD Radeon HD 6870 1600SP Edition 's Advantages

Released 6 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 12.80GB/s)

1600 additional rendering cores

Score

Radeon X1600

VS

Radeon HD 6870 1600SP Edition

Graphics Card

Jan 2007

Release Date

Jan 2013

Radeon R500 PCIe

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

20

-

Shading Units

1600

4

TMUs

80

4

ROPs

32

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

2.540 GPixel/s

Pixel Rate

27.20 GPixel/s

2.540 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP32 (float)

2.720 TFLOPS

-

FP64 (double)

544.0 GFLOPS

Board Design

27W

TDP

175W

200 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

2x 6-pin

Graphics Processor

RV516

GPU Name

Cypress

-

GPU Variant

Cypress XT (215-0735033)

R500

Architecture

TeraScale 2

UMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.107 billion

Transistors

2.154 billion

100 mm²

Die Size

334 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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