AMD Radeon RX 7900M vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon RX 7900M AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M 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 7900M 's Advantages

Released 12 years and 2 months late

Boost Clock2090MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 115.2GB/s)

3648 additional rendering cores

AMD Radeon HD 6970M Mac Edition 's Advantages

Lower TDP (75W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 7900M +2849%

38.52 TFLOPS

Radeon HD 6970M Mac Edition

1.306 TFLOPS

Radeon RX 7900M

VS

Radeon HD 6970M Mac Edition

Graphics Card

Oct 2023

Release Date

Aug 2011

Navi Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1825 MHz

Base Clock

-

2090 MHz

Boost Clock

-

2250 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

72

Compute Units

12

4608

Shading Units

960

288

TMUs

48

192

ROPs

32

-

Tensor Cores

-

72

RT Cores

-

256 KB per Array

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

401.3 GPixel/s

Pixel Rate

21.76 GPixel/s

601.9 GTexel/s

Texture Rate

32.64 GTexel/s

77.05 TFLOPS

FP16 (half)

-

38.52 TFLOPS

FP32 (float)

1306 GFLOPS

1204 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 31

GPU Name

Blackcomb

Navi 31

GPU Variant

Blackcomb XT (216-0811000)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

1.7 billion

529 mm²

Die Size

212 mm²

Board Design

180W

TDP

75W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

5.0

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