AMD Radeon HD 6870M vs AMD Radeon R7 M260X

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 1024MB VRAM Radeon R7 M260X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

416 additional rendering cores

AMD Radeon R7 M260X 's Advantages

Released 4 years and 11 months late

Boost Clock715MHz

Score

Benchmark

FP32 (float)

Radeon HD 6870M +96%

1.08 TFLOPS

Radeon R7 M260X

0.549 TFLOPS

Radeon HD 6870M

VS

Radeon R7 M260X

Graphics Card

Jan 2011

Release Date

Dec 2015

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

620 MHz

-

Boost Clock

715 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

10

Compute Units

6

800

Shading Units

384

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

5.720 GPixel/s

27.00 GTexel/s

Texture Rate

17.16 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

549.1 GFLOPS

-

FP64 (double)

-

Graphics Processor

Granville

GPU Name

Opal

Granville XT (216-0769024)

GPU Variant

Opal PRO

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

0.95 billion

166 mm²

Die Size

77 mm²

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

CUDA

-

5.0

Shader Model

6.5 (5.1)

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