AMD Radeon R9 260 OEM vs AMD Radeon HD 6770

VS

AMD Radeon R9 260 OEM

AMD Radeon HD 6770

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R9 260 OEM and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 260 OEM 's Advantages

Released 2 years and 11 months late

Larger VRAM bandwidth (104.0GB/s vs 76.80GB/s)

96 additional rendering cores

Lower TDP (85W vs 108W)

Score

Benchmark

FP32 (float)

Radeon R9 260 OEM +44%

1.971 TFLOPS

Radeon HD 6770

1.36 TFLOPS

Radeon R9 260 OEM

VS

Radeon HD 6770

Graphics Card

Dec 2013

Release Date

Jan 2011

Volcanic Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

104.0GB/s

Bandwidth

76.80GB/s

Render Config

14

Compute Units

10

-

896

Shading Units

800

56

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

13.60 GPixel/s

61.60 GTexel/s

Texture Rate

34.00 GTexel/s

-

1.971 TFLOPS

FP32 (float)

1360 GFLOPS

123.2 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

108W

250 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Bonaire

GPU Name

Juniper

Bonaire XT (215-0839039)

GPU Variant

Juniper XT (215-0754013)

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

1.04 billion

160 mm²

Die Size

166 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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