ATI Radeon HD 5870 Eyefinity 6 vs AMD Radeon R9 270

VS

ATI Radeon HD 5870 Eyefinity 6

AMD Radeon R9 270

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 2GB VRAM Radeon R9 270 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

320 additional rendering cores

AMD Radeon R9 270 's Advantages

Released 3 years and 8 months late

Boost Clock925MHz

Larger VRAM bandwidth (179.2GB/s vs 153.6GB/s)

Lower TDP (150W vs 228W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 Eyefinity 6 +14%

2.72 TFLOPS

Radeon R9 270

2.368 TFLOPS

Radeon HD 5870 Eyefinity 6

VS

Radeon R9 270

Graphics Card

Mar 2010

Release Date

Nov 2013

Evergreen

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

1200 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

179.2GB/s

Render Config

20

Compute Units

20

-

1600

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

29.60 GPixel/s

68.00 GTexel/s

Texture Rate

74.00 GTexel/s

-

2.720 TFLOPS

FP32 (float)

2.368 TFLOPS

544.0 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

228W

TDP

150W

550 W

Suggested PSU

450 W

6x mini-DisplayPort 1.1

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Cypress

GPU Name

Curacao

Cypress XT (215-0735033)

GPU Variant

Curacao PRO (215-0848000)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

2.8 billion

334 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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