AMD Radeon HD 7950M vs AMD Radeon RX 6800S

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 8GB VRAM Radeon RX 6800S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon RX 6800S 's Advantages

Released 9 years and 9 months late

Boost Clock2100MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 128.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950M

1.792 TFLOPS

Radeon RX 6800S +380%

8.602 TFLOPS

Radeon HD 7950M

VS

Radeon RX 6800S

Graphics Card

Apr 2012

Release Date

Jan 2022

London

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

2100 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

20

Compute Units

32

1280

Shading Units

2048

80

TMUs

128

32

ROPs

64

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

134.4 GPixel/s

56.00 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

17.20 TFLOPS

1.792 TFLOPS

FP32 (float)

8.602 TFLOPS

-

FP64 (double)

537.6 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Navi 23

Wimbledon PRO

GPU Variant

-

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

11.06 billion

212 mm²

Die Size

237 mm²

Board Design

75W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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