AMD Radeon Sky 500 vs ATI Radeon HD 5870

VS

AMD Radeon Sky 500

ATI Radeon HD 5870

We compared two Desktop platform GPUs: 4GB VRAM Radeon Sky 500 and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 500 's Advantages

Released 3 years and 6 months late

More VRAM (4GB vs 1024GB)

Lower TDP (150W vs 188W)

ATI Radeon HD 5870 's Advantages

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 500

2.432 TFLOPS

Radeon HD 5870 +11%

2.72 TFLOPS

Radeon Sky 500

VS

Radeon HD 5870

Graphics Card

Mar 2013

Release Date

Sep 2009

Radeon Sky

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

153.6GB/s

Render Config

20

Compute Units

20

-

1280

Shading Units

1600

80

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

27.20 GPixel/s

76.00 GTexel/s

Texture Rate

68.00 GTexel/s

-

2.432 TFLOPS

FP32 (float)

2.720 TFLOPS

152.0 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

150W

TDP

188W

450 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

Cypress

Pitcairn XT GL (215-0828073)

GPU Variant

Cypress XT (215-0735033)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

2.154 billion

212 mm²

Die Size

334 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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