AMD Radeon HD 6870M vs AMD Radeon RX 5700M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 8GB VRAM Radeon RX 5700M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

Lower TDP (50W vs 180W)

AMD Radeon RX 5700M 's Advantages

Released 9 years and 2 months late

Boost Clock1720MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (384.0GB/s vs 64.00GB/s)

1504 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870M

1.08 TFLOPS

Radeon RX 5700M +633%

7.926 TFLOPS

Radeon HD 6870M

VS

Radeon RX 5700M

Graphics Card

Jan 2011

Release Date

Mar 2020

Vancouver

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1465 MHz

-

Boost Clock

1720 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

-

10

Compute Units

36

800

Shading Units

2304

40

TMUs

144

16

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

8 MB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

110.1 GPixel/s

27.00 GTexel/s

Texture Rate

247.7 GTexel/s

-

FP16 (half)

15.85 TFLOPS

1080 GFLOPS

FP32 (float)

7.926 TFLOPS

-

FP64 (double)

495.4 GFLOPS

Graphics Processor

Granville

GPU Name

Navi 10

Granville XT (216-0769024)

GPU Variant

Navi 10 XML

TeraScale 2

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.04 billion

Transistors

10.3 billion

166 mm²

Die Size

251 mm²

Board Design

50W

TDP

180W

-

Suggested PSU

-

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.5

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