AMD Radeon HD 6870M vs AMD Radeon R5 M335

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 2GB VRAM Radeon R5 M335 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

480 additional rendering cores

AMD Radeon R5 M335 's Advantages

Released 4 years and 9 months late

More VRAM (2GB vs 1GB)

Score

Benchmark

FP32 (float)

Radeon HD 6870M +63%

1.08 TFLOPS

Radeon R5 M335

0.659 TFLOPS

Radeon HD 6870M

VS

Radeon R5 M335

Graphics Card

Jan 2011

Release Date

Oct 2015

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

5

800

Shading Units

320

40

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

8.240 GPixel/s

27.00 GTexel/s

Texture Rate

20.60 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

659.2 GFLOPS

-

FP64 (double)

41.20 GFLOPS

Graphics Processor

Granville

GPU Name

Exo

Granville XT (216-0769024)

GPU Variant

Exo S3 PRO (216-0867030)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

0.69 billion

166 mm²

Die Size

56 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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