AMD Radeon RX 6800S vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon RX 6800S AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 10 years and 5 months late

Boost Clock2100MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 115.2GB/s)

1088 additional rendering cores

AMD Radeon HD 6970M Mac Edition 's Advantages

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6800S +558%

8.602 TFLOPS

Radeon HD 6970M Mac Edition

1.306 TFLOPS

Radeon RX 6800S

VS

Radeon HD 6970M Mac Edition

Graphics Card

Jan 2022

Release Date

Aug 2011

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1800 MHz

Base Clock

-

2100 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

32

Compute Units

12

2048

Shading Units

960

128

TMUs

48

64

ROPs

32

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

21.76 GPixel/s

268.8 GTexel/s

Texture Rate

32.64 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

1306 GFLOPS

537.6 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

Blackcomb

-

GPU Variant

Blackcomb XT (216-0811000)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

1.7 billion

237 mm²

Die Size

212 mm²

Board Design

100W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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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