AMD Radeon RX 6800M vs AMD Radeon HD 6970M Rebrand

VS

AMD Radeon RX 6800M AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 10 years and 4 months late

Boost Clock2390MHz

More VRAM (12GB vs 1GB)

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

1760 additional rendering cores

AMD Radeon HD 6970M Rebrand 's Advantages

Lower TDP (75W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +856%

12.24 TFLOPS

Radeon HD 6970M Rebrand

1.28 TFLOPS

Radeon RX 6800M

VS

Radeon HD 6970M Rebrand

Graphics Card

May 2021

Release Date

Jan 2011

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

40

Compute Units

10

2560

Shading Units

800

160

TMUs

40

64

ROPs

16

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

256 KB

Theoretical Performance

153.0 GPixel/s

Pixel Rate

12.80 GPixel/s

382.4 GTexel/s

Texture Rate

32.00 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

1280 GFLOPS

764.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 22

GPU Name

Broadway

Navi 22 XTM

GPU Variant

Broadway XT

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

1.04 billion

335 mm²

Die Size

166 mm²

Board Design

145W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

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