AMD Radeon HD 6950M vs AMD Radeon RX 7900M

VS

AMD Radeon HD 6950M

AMD Radeon RX 7900M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Lower TDP (50W vs 180W)

AMD Radeon RX 7900M 's Advantages

Released 12 years and 9 months late

Boost Clock2090MHz

More VRAM (16GB vs 1024GB)

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

3648 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950M

1.114 TFLOPS

Radeon RX 7900M +3357%

38.52 TFLOPS

Radeon HD 6950M

VS

Radeon RX 7900M

Graphics Card

Jan 2011

Release Date

Oct 2023

Vancouver

Generation

Navi Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2090 MHz

900 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

576.0GB/s

Render Config

12

Compute Units

72

-

960

Shading Units

4608

48

TMUs

288

32

ROPs

192

-

RT Cores

72

8 KB (per CU)

L1 Cache

256 KB per Array

512 KB

L2 Cache

6 MB

-

L3 Cache

64 MB

Theoretical Performance

18.56 GPixel/s

Pixel Rate

401.3 GPixel/s

27.84 GTexel/s

Texture Rate

601.9 GTexel/s

-

FP16 (half)

77.05 TFLOPS

1114 GFLOPS

FP32 (float)

38.52 TFLOPS

-

FP64 (double)

1204 GFLOPS

Board Design

50W

TDP

180W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

Navi 31

Blackcomb PRO

GPU Variant

Navi 31

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

1.7 billion

Transistors

57.7 billion

212 mm²

Die Size

529 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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