AMD Radeon RX 6700M vs AMD Radeon RX 580X Mobile

VS

AMD Radeon RX 6700M

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700M 's Advantages

Released 3 years and 1 months late

Boost Clock has increased by 123% (2400MHz vs 1077MHz)

More VRAM (10GB vs 8GB)

Larger VRAM bandwidth (320.0GB/s vs 256.0GB/s)

AMD Radeon RX 580X Mobile 's Advantages

Lower TDP (100W vs 135W)

Score

Benchmark

FP32 (float)

Radeon RX 6700M +122%

11.06 TFLOPS

Radeon RX 580X Mobile

4.963 TFLOPS

Radeon RX 6700M

VS

Radeon RX 580X Mobile

Graphics Card

May 2021

Release Date

Apr 2018

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1489 MHz

Base Clock

1000 MHz

2400 MHz

Boost Clock

1077 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

10GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

160bit

Memory Bus

256bit

320.0GB/s

Bandwidth

256.0GB/s

Render Config

36

Compute Units

36

-

2304

Shading Units

2304

144

TMUs

144

64

ROPs

32

-

36

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

2 MB

80 MB

L3 Cache

-

Theoretical Performance

153.6 GPixel/s

Pixel Rate

34.46 GPixel/s

345.6 GTexel/s

Texture Rate

155.1 GTexel/s

22.12 TFLOPS

FP16 (half)

4.963 TFLOPS

11.06 TFLOPS

FP32 (float)

4.963 TFLOPS

691.2 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

135W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

Polaris 20

Navi 22

GPU Variant

Polaris 20M XT

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

17.2 billion

Transistors

5.7 billion

335 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.5

Shader Model

6.4

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