ATI Radeon HD 5870 Eyefinity 6 vs AMD Radeon HD 6850 1440SP Edition

VS

ATI Radeon HD 5870 Eyefinity 6

AMD Radeon HD 6850 1440SP Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 Eyefinity 6 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

160 additional rendering cores

AMD Radeon HD 6850 1440SP Edition 's Advantages

Released 2 years and 5 months late

Lower TDP (151W vs 228W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 Eyefinity 6 +30%

2.72 TFLOPS

Radeon HD 6850 1440SP Edition

2.088 TFLOPS

Radeon HD 5870 Eyefinity 6

VS

Radeon HD 6850 1440SP Edition

Graphics Card

Mar 2010

Release Date

Aug 2012

Evergreen

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

128.0GB/s

Render Config

20

Compute Units

18

-

1600

Shading Units

1440

80

TMUs

72

32

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

23.20 GPixel/s

68.00 GTexel/s

Texture Rate

52.20 GTexel/s

-

2.720 TFLOPS

FP32 (float)

2.088 TFLOPS

544.0 GFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

228W

TDP

151W

550 W

Suggested PSU

450 W

6x mini-DisplayPort 1.1

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Cypress

GPU Name

Cypress

Cypress XT (215-0735033)

GPU Variant

Cypress PRO (215-0735043)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

2.154 billion

334 mm²

Die Size

334 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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